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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Out of stock0.96 Inch Blue SPI OLED Display Module 7-Pin 128×64 – SSD1306
[LED/LCD Display] 0.96 Inch Blue SPI OLED Display Module 7-Pin 128×64 – SSD1306 The 0.96-inch Blue OLED Display Module is a compact graphical display based on the SSD1306 driver IC, featuring a 128×64 pixel resolution and blue monochrome display. This version has a 7-pin interface with a dedicated CS (Chip Select) pin, making it suitable for 4-wire SPI communication. The module is factory-configured for SPI and can also be modified for I2C/IIC communication on compatible board versions. With its compact size, wide viewing angle and low-power OLED technology, it is suitable for Arduino, ESP32, ESP8266, STM32, Raspberry Pi and other microcontroller projects. ⭐ Key Features 0.96-inch blue OLED display 128 × 64 pixel resolution SSD1306 driver IC 7-pin interface Dedicated CS (Chip Select) pin Factory configured for 4-wire SPI Supports SPI and I2C/IIC with appropriate configuration 3.3V/5V compatible on supported module versions No backlight required Low power consumption Wide viewing angle of more than 160° Compact PCB design Pre-soldered 7-pin male header Compatible with Arduino, ESP32, ESP8266, STM32 and Raspberry Pi projects 📋 Technical Specifications Display Type: OLED (Organic Light-Emitting Diode) Display Colour: Blue Display Size: 0.96 inch Driver IC: SSD1306 Resolution: 128 × 64 pixels Interface: SPI / I2C Default Interface: 4-wire SPI Input Voltage: 3.3V–5V Viewing Angle: >160° Module Dimensions: Approximately 27 × 27 × 4mm Operating Temperature: Approximately -30°C to +70°C Header: 7-pin male header, pre-soldered Display Type: Monochrome blue OLED 🔌 7-Pin Interface The 7-pin version provides the following connections: GND – Ground VCC – Power supply D0 / SCK / CLK – SPI clock D1 / MOSI / SDA – SPI data RES / RST – Display reset DC / A0 – Data/Command selection CS – Chip Select 🛠️ SPI Connection The module is normally supplied in 4-wire SPI configuration. For an Arduino Uno, a typical connection is: VCC → 5V GND → GND D0 → SCK / D13 D1 → MOSI / D11 RES → Digital I/O DC → Digital I/O CS → Digital I/O The dedicated CS pin allows the OLED to share the SPI bus with other devices such as SD cards or additional SPI peripherals. 🔄 I2C / IIC Configuration On compatible versions, the module can be converted from SPI to I2C by changing the appropriate resistor configuration on the PCB. The supplied board configuration may require: Moving the resistor from R3 to R1 Shorting R8 with solder Using D0 as SCL Using D1 as SDA Configuring DC for the I2C address The exact resistor positions can vary between board revisions, so check the markings on your particular PCB before modification. 🎯 Applications Arduino projects ESP32 projects ESP8266 projects STM32 development Raspberry Pi projects IoT devices Sensor displays Voltage/current meters Battery monitors Temperature displays Digital clocks Data loggers Portable electronic devices Robotics DIY measuring instruments Embedded systems Menu and status displays 💡 Advantages of OLED OLED technology is self-emissive, meaning the pixels produce their own light and do not require a conventional backlight. This provides high contrast, compact construction and a wide viewing angle while keeping power consumption relatively low. ⚠️ Important Notes This is the 7-pin SPI version, not the 6-pin version. The module is normally configured for SPI communication. Check the PCB labels before connecting the module. Do not exceed the specified supply voltage. Although many versions support 5V operation, the exact voltage tolerance can vary between board revisions. I2C operation may require hardware resistor modification. The actual PCB layout and component markings may vary slightly between production batches. Display colour: Blue. Libraries such as Adafruit SSD1306 and U8g2 can be used with compatible microcontrollers. 📦 Package Includes 1 × 0.96 Inch Blue SPI OLED Display Module
ESP32-C3 Super Mini Development Board With Headers Pins
[ESP Modules] Ultra Compact • Wi-Fi & BLE 5.0 • USB Type-C • Perfect for IoT & Embedded Projects The ESP32-C3 Super Mini Development Board is a compact, feature-rich development board built around the powerful ESP32-C3 SoC from Espressif. Powered by a 32-bit RISC-V single-core processor running at up to 160MHz, it combines 2.4GHz Wi-Fi, Bluetooth 5.0 Low Energy (BLE), and low-power operation in an ultra-small form factor. Designed for IoT, smart home, wireless communication, automation, and embedded system development, the ESP32-C3 Super Mini offers 4MB Flash memory, 400KB SRAM, multiple GPIOs, ADC, PWM, UART, SPI, and I2C interfaces for connecting sensors, displays, relays, and other peripherals. The onboard USB Type-C interface simplifies programming and power supply, while the built-in USB-to-Serial functionality enables quick firmware uploading without requiring additional programmers. Fully compatible with Arduino IDE, ESP-IDF, PlatformIO, and MicroPython, it is suitable for beginners, students, makers, and professional developers. Its ultra-compact breadboard-friendly design makes it ideal for portable and space-constrained projects where performance, wireless connectivity, and energy efficiency are essential. Note: Programming, software configuration, driver installation, firmware flashing, and coding-related issues are not covered under return or replacement. Users are expected to troubleshoot software-related issues independently. ⭐ Features Powerful ESP32-C3 32-bit RISC-V processor CPU frequency up to 160MHz Built-in 2.4GHz Wi-Fi (802.11 b/g/n) Integrated Bluetooth 5.0 Low Energy (BLE) Ultra-compact Super Mini design Breadboard-friendly layout USB Type-C interface for programming and power 4MB onboard Flash memory 400KB SRAM Multiple GPIO, ADC, PWM, UART, SPI & I2C interfaces Low power consumption with Deep Sleep mode Onboard programmable LED Compatible with Arduino IDE, ESP-IDF, PlatformIO & MicroPython Ideal for IoT, automation, robotics, and wireless applications 📋 Technical Specifications Product Type: Development Board Board Model: ESP32-C3 Super Mini Microcontroller: ESP32-C3 Processor Architecture: 32-bit RISC-V CPU Frequency: Up to 160MHz Core: Single Core Flash Memory: 4MB SRAM: 400KB Wi-Fi Standard: IEEE 802.11 b/g/n (2.4GHz) Bluetooth: Bluetooth 5.0 Low Energy (BLE) Operating Voltage: 3.3V Input Voltage: 5V via USB Type-C or 3.3V External USB Interface: USB Type-C GPIO: Multiple Digital GPIO Pins Analog Input: Up to 6 ADC Channels PWM: Supported UART: Supported SPI: Supported I2C: Supported USB-to-Serial: Onboard Onboard LED: User Programmable (GPIO8) Power Consumption: Ultra Low (Deep Sleep ≈ 43µA) Dimensions: Approx. 22.5 × 18 mm Headers: Pre-Soldered 🔧 Applications Suitable for: Internet of Things (IoT) Smart Home Automation Wireless Sensor Networks Home Automation Systems Bluetooth Low Energy Devices Wi-Fi Enabled Controllers Robotics Projects Data Logging Systems Remote Monitoring Industrial Automation Portable Embedded Devices Educational Learning DIY Electronics Projects Wearable Electronics Rapid Prototyping 📦 Package Includes 1 × ESP32-C3 Super Mini Development Board Pin Headers ⚠️ Note Programming, firmware installation, software configuration, and driver-related issues are not covered under warranty, return, or replacement. Please verify board compatibility and install the appropriate development environment before programming. Soldered and non-soldered header pin depend on stock
A2212 10T 1400KV Brushless Motor for Drone (Soldered Connector)
[Drone Motor] The A2212 10T 1400KV Brushless Motor for Drone is best compatible or used with SimonK 30A ESC and 1045 Propeller Set. This 1400KV brushless motor is equipped with a solid metal case which makes it reliable and durable. The A2212 10T Motor comes with a pre-soldered good-quality connector for a fast and direct connection between ESC and the motor. Application : Drones Quadcopters Multirotors RC Airplanes UAV Motor KV (RPM/V) 1400 Motor Type Brushless Motor Compatible LiPO Batteries: 2S to 3S Model No.: A2212 10T Shaft Diameter (mm): 3.17 Current Capacity (A) 16 Max. Efficiency Current (A) 6 ~ 12 No-Load Current (mA) 700 Maximum Efficiency 0.8 Length (mm): 27.5 Weight (g): 72 Width (mm): 27 Shipping Weight 0.078 kg Shipping Dimensions 12 × 6 × 5 cm Features : The steel design is capable of withstanding competitional conditions. Lightweight design makes them suitable for a wide range of Quadcopter and Hexacopter Frames. Compact size. Offers great performance and value for money. Smooth throttle response for best RC experience. Package Includes : 1 x A2212 10T 1400Kv Brushless Motor for Drone 1 x Prop Adapter A Motor Holder (X-type) and set of screws
3.7V 500mAh 14500 Lithium-Ion Battery without Tip Top Cap
[Lithium Battery Cell] Product Description The 3.7V 500mAh 14500 Lithium-Ion Rechargeable Battery (AA Size) is a compact and powerful energy source designed for high-performance portable devices. With a flat-top terminal and 500mAh capacity, this Li-ion cell provides reliable, long-lasting power for your electronics and DIY projects. Ideal for use in RC transmitters, receivers, flashlights, toys, and DIY electronic projects, it offers excellent efficiency and rechargeability compared to standard AA batteries. Its cylindrical design ensures compatibility with most 14500 battery holders or can be soldered directly into circuits. Features Voltage: 3.7V Capacity: 500mAh Battery Type: Lithium-Ion (Li-ion) Shape: Cylindrical (AA Size – 14500) Terminal Type: Flat Top High performance and long cycle life Lightweight and compact design Compatible with most 14500 battery holders Environment-friendly and rechargeable Applications RC transmitters and receivers Flashlights and LED torches Hobby electronics and DIY projects Battery-powered toys and gadgets Power banks and small embedded systems Package Includes 1 × 3.7V 500mAh 14500 Lithium-Ion Rechargeable Battery (Flat Top, without Tip Cap)
16A 250V AC DPST ON-OFF Rocker Switch
[Mechanical Switches] This is a basic DPST ON-OFF Rocker Switch for your projects. No screws required, it simply clips into place. This is a two-pin switch that is easy to use, simply cut one of the two power wires and solder each of the ends to the unit. This 16A 250V AC DPST ON-OFF Rocker Switch is perfect for controlling power to electronic circuits, robots, etc. We have carefully selected the best On/Off Rocker Switch with a high load rating and the perfect size to for all general-purpose On/Off applications. This rocker switch has two positions – one on position and another off position. The rocker switch stays in the one till it is pressed and changed to the other position. It has two large pins on the backside to which wires can be soldered and connected to your circuit. The On/Off Rocker Switch is the simplest and easiest power control switch for your project. It comes with tabs on the top and bottom which secure it onto an enclosure without the need for any screws. On and Off positions are clearly marked which help users identify the current switch position during usage. This switch is great to turn on/off and control DC Motors in Robotics, Car and Motorcycle DC Motors, DC Motors in Industrial Machines, Water Dispensers, etc. We have sourced the best switch with a high load rating of 16A at 250VAC which should be suitable for most applications. Please note: 1. Switching Mode: ON-OFF 2. Structure: DPST Features: Positions Marked on the rocker: I, O (On and Off) for easy identification Long Switching Life: 50000-100000 cycles Easy installation, No Screws or Nuts required Used widely for on/off power control, car, motorcycle, boat, some machines, water dispenser, etc. Package Includes: 1 x 16A 250V AC DPST ON-OFF Rocker Switch
Nickel Strip 0.15mm X 5mm 1P Plane Coated Nickel Welding Strip For 18650 Lithium Battery Pack 1 Meter
[Nickel Strip] Nickel Plated Strip is best suitable for spot welding in the 18650 Lithium-Ion battery pack. Nickle Strip is generally useful in the welding of battery points together to connect the batteries in combinations. These Nickel Plated strips are popular because of their good performance while soldering as it gets soldered very quickly; easily with normal soldering metal with High tensile tension and Low resistivity. They are mainly useful in the manufacture of nickel-hydrogen batteries, lithium batteries; high magnification power tools batteries, laptop batteries, battery combination with HM. Features: High resistance to corrosion High Tensile Tension. Low Resistivity. Useful for battery points welding. Package Includes: 1 x 1 Meter- Nickle Plated Strip 5mm x 0.12mm
Nickel Strip 0.15mm thick 2P Plane Coated Nickel Welding Strip For 32650 Lithium Battery Pack (Size – 50mm)
[Nickel Strip] H-Type Battery Connection Welding Strip for 32650 lithium battery Nickel strips are used in the welding of battery points together to connect the batteries in combinations. These Nickel strips are popular because of their good performance while soldering as it gets soldered very quickly and easily with normal soldering metal with High tensile tension and Low resistivity. They are mainly used in the manufacture of nickel-hydrogen batteries, lithium batteries, high magnification power tools batteries, laptop batteries, battery combinations with HM. The 50mm x 0.12 – 0.15mm Nickel Plated Strip is a high-quality conductive material designed for connecting batteries in parallel configurations. With its optimal width and thickness, it ensures efficient current flow and low resistance for stable performance. The strip is corrosion-resistant, offering durability and reliability in various applications. Perfect for DIY battery packs, it supports secure spot welding with excellent conductivity. Suitable for 32650/32700, and similar battery types, it accommodates two parallel connections seamlessly. Ideal for professionals and hobbyists, this nickel strip provides robust and long-lasting battery interconnections. Features: High Conductivity 0.12-0.15mm thickness 50mm width High-purity nickel Compatible with spot welding High Current Handling Lightweight Design Package Includes: 1 x 22mm x 0.12-0.15mm Nickel Plated Strip For 2 Parallel Battery Connections – 1 Meter
Nickel Strip 0.15mm X 6mm 1P Plane Coated Nickel Welding Strip For 18650 Lithium Battery Pack 1 Meter
[Nickel Strip] Description Battery Connection Welding Strip for 18650 Lithium Battery 1M Nickel strips are used in the welding of battery points together to connect the batteries in combinations. These Nickel strips are popular because of their good performance while soldering as it gets soldered very quickly and easily with normal soldering metal with High tensile tension and Low resistivity. They are mainly used in the manufacture of nickel-hydrogen batteries, lithium batteries, high magnification power tools batteries, laptop batteries, battery combinations with HM.
Out of stockHongli 18650 3.7V 3000mAh Lithium-Ion Rechargeable Cell
[Lithium Battery Cell] HONGLI Lithium-ion 18650 3.7V 3000mAh Battery Cell This Li-Ion 18650 3.7V 3000MAH Battery gives value for your money. It is a single cell, compact, and powerful battery cell with 3000 mAh capacity(Not actual capacity). It is very convenient to install in your project to fulfill a 3.7 Volt requirement with high capacity. The battery terminals can use in any compatible battery adapter/holder or it can be permanently soldered to your application’s power source wires. This is copy cells capacity may be different. Important: Never completely discharge the Li-ion battery ( below 2.5V under load ). Charge fully to 4.2V before first use. Never attach any metal moving part |magnet| to the top-positive or the bottom-negative battery contact. Never use force to install (insert) Li-ion battery. Do not use old and new battery cells together. Use only a high-quality battery charger. Do not expose to heat. Do not short (connect) positive (top), and negative (bottom) battery terminals (contacts). Keep battery that is not in use in the plastic holder (or any insulating [plastic] container). Do not charge a battery over 4.22V (another reason to use a high-quality battery charger). Don’t charge unattended. Do not store your li-ion batteries fully charged (for an extended period of time). Store in cold and dry place at approximately 3.7V (storage charge). After the battery is discharged-don’t leave it discharged=>charge it as soon as possible Features/Specs: Manufacturer: HONGLI SUPPLY SOURCE TECHNOLOGY Battery Type: Lithium-Ion Battery Battery Model: 18650 Battery Voltage: 3.7V Full Charging voltage: 4.20V Battery Capacity: 3000 mAh Rechargeable: Yes PCB Protected Board: No Shape: Cylindrical Battery Dimensions in: mm Dia: 18mm Length: 65mm Weight: 39gm Application: Portable equipment: POS, Portable printer, handset. Medical instrument: B ultrasound, Ecg monitoring instrument Military equipment: IR telescope Consumer electronics:PDA,MID,laptop,emergency light power source power tool e-bicycle Industrial and commercial instrument: light power meter, Gas testing instruments, fusion splicer, flaw detector Electric toy:RC car/ boat/helicopter Package Includes: 1 x HONGLI Lithium-ion 18650 3.7V 3000mAh Battery Cell Note: Product Images are shown for illustrative purposes only and may differ from the actual product.
18650 SMD/SMT High-Quality Single Battery Holder
[Lithium Battery Holder] 18650 SMD/SMT High-Quality Single Battery Holder The 18650 SMD/SMT Single Battery Holder is a compact PCB-mount battery holder designed to securely hold a single 18650 Li-ion rechargeable cell. Its SMD mounting pins allow the holder to be directly soldered onto a PCB, eliminating the need for loose battery wires and making it suitable for compact electronic designs. Multiple electronics retailers list the same holder with ABS construction, gold-plated contacts, stainless-steel contact material and dimensions of approximately 77 × 21 × 15mm. ⭐ Key Features Designed for 1 × 18650 lithium-ion cell SMD/SMT PCB mounting design Lightweight and compact Directly mounts onto a PCB Eliminates loose battery wiring Gold-plated brass contact points Stainless-steel battery contact/shrapnel High-quality ABS body Secure battery holding mechanism Easy battery insertion and replacement Reusable design Good environmental and temperature resistance Suitable for compact PCB projects 📋 Technical Specifications Product Type: 18650 SMD/SMT Battery Holder Number of Cells: 1 Compatible Battery: 18650 Li-ion cylindrical cell Mounting Type: SMD / SMT Body Material: ABS Contact Material: Stainless Steel Contact Plating: Gold Contact Construction: Gold-plated brass contact points with stainless-steel battery retention contacts Color: Black Operating Temperature: -40°C to 180°C Dimensions: Approx. 77 × 21 × 15mm (L × W × H) Weight: Approx. 8g 🔋 Battery Compatibility This holder is designed specifically for a single 18650 cylindrical Li-ion cell. It provides mechanical support and electrical contacts between the battery and the PCB; the holder itself does not provide battery charging, overcharge protection or BMS functionality. 🔧 Applications PCB battery-powered projects DIY electronics Arduino projects ESP32 and microcontroller projects Robotics Portable electronic devices Battery-powered gadgets IoT devices Custom PCB designs Rechargeable battery projects Prototyping and development boards 🛠️ Installation Position the holder on the PCB according to the PCB footprint. Ensure the positive and negative contacts are correctly oriented. Solder the SMD terminals to the PCB. Allow the solder joints to cool and inspect them for proper connection. Insert a compatible 18650 battery with the correct polarity. Verify the battery voltage and circuit polarity before powering the project. 📦 Package Includes 1 × 18650 SMD/SMT High-Quality Single Battery Holder ⚠️ Precautions Use only a compatible 18650 cylindrical Li-ion cell. Check the positive and negative polarity before inserting the battery. The holder is only a mechanical/electrical battery holder; it does not include a charger or BMS. Do not short-circuit the contacts. Do not force an incorrectly sized battery into the holder. Ensure the PCB solder joints are secure before inserting the battery. Do not exceed the electrical limits of the holder or PCB. Remove the battery before soldering or servicing the PCB.
Out of stock4V DC LED Square shape High brightness LED Aluminum Yellow bead COB strip light bulb pack of 1pcs
[COB LED] 4V DC LED Square shape High brightness LED Aluminum Yellow bead COB strip light bulb pack of 1pcs This is a special type of high-power COB LED light. This LED produces high power lighting compare to LEDs that are present in the market. With no wire, these COB LED lights to provide less fuss and have limitless applications. These COBs have tiny metallic contacts that can be directly soldered to wires. Our high-power COB LEDs are energy efficient and provide a superior lighting experience. This LED works on low power up to 1W. This type of LED provides long life and solid-state reliability. PACKAGE INCLUDES This is the pack of a single piece of 4V DC LED Square shape High brightness LED Aluminum Yellow bead COB strip light bulb Features Lower operating and manufacturing cost Uniform consistent bright light Reliable and constant LED Environmentally friendly Flexible design
1.8 Inch TFT LCD Module 128 x 160 with SPI
[LED/LCD Display Module] Since the 1.8 Inch TFT LCD Module display uses 4-wire SPI to communicate and has its own pixel-addressable frame buffer, it can be used with every kind of microcontroller. Even a very small one with low memory and few pins available! The 1.8″ display has 128×160 colour pixels. Unlike the low cost “Nokia 6110” and similar LCD displays, which are CSTN type and thus have poor colour and slow refresh, this display is a true TFT! The TFT driver (ST7735R) can display full 18-bit colour (262,144 shades!). And the LCD will always come with the same driver chip so there are no worries that your code will not work from one to the other. The breakout has the TFT display soldered on (it uses a delicate flex-circuit connector) as well as an ultra-low-dropout 3.3V regulator and a 3/5V level shifter so you can use it with 3.3V or 5V power and logic. We also had a little space so we placed a microSD card holder so you can easily load full-colour bitmaps from a FAT16/FAT32 formatted microSD card. For more displays click below, LED/LCD Display Features : 1.8-inch serial SPI colour display module Support analogue SPI and hardware SPI The LCD has a wide viewing angle, the contrast is also very suitable. Good quality display. Package includes: 1 x 1.8 Inch TFT LCD Module 128 x 160 with 4 IO
Unsoldered Nano V3.0 ATmega328P 5V 16MHz CH340 Type-C
[Arduino Boards] This Arduino-compatible Nano V3.0 micro-controller is a small, complete, micro-controller board based on the ATmega328 MCU. It has more or less the same functionality as the Arduino Duemilanove, but in a smaller package. It lacks only a DC power jack, and uses the more compact Mini USB (Mini-B) connector instead of a standard USB connector. It is compatible with Arduino programs and the Arduino IDE. This version of the Nano uses the CH340G USB interface controller. It can be powered via the Mini-B USB connection, a 6-20V unregulated external power supply (pin 30), or 5V regulated external power supply (pin 27). The power source is automatically selected to the highest voltage source. Features: CH340G USB bus converter chip replaces FT232RL Operating Voltage（logic level): 5V 8 analog inputs ports: A0 – A7 14 Digital input / output ports: TX, RX, D2 – D13 6 PWM ports: D3, D5, D6, D9, D10, D11 1 pair of TTL level serial transceiver ports: RX / TX Uses Atmel Atmega328P-AU MCU with bootloader installed Support USB download and Power over Mini-B Mini USB connector Recommended input voltage: 7V – 12V DC on pin 30 or 5V on pin 27 Maximum input voltage limits: 6V – 20V Supports ISP download Supplied with connector pins (headers), not soldered to the board for user flexibility Package Includes: 1 X Nano V3.0 16MHz CH340
8 Pin DIP IC Socket Base Adaptor
[IC Base] 8 Pin IC Socket Base adaptor is an 8 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 8 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 8 Pin IC Socket base adaptor is an 8 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 8 Pin DIP IC Socket Base Adaptor
Out of stock28 Pin Wide DIP IC Socket Base Adaptor
[IC Base] 28 Pin Wide IC Socket Base adaptor is a 28 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are used in applications where integrated circuit devices have short lead pins. They help in providing safe removal and insertion of IC chips. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 28 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 28 Pin IC Socket base adaptor is a 28 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 28 Pin Wide DIP IC Socket Base Adaptor.
Out of stock24 Pin Wide DIP IC Socket Base Adaptor
[IC Base] 24 Pin Wide IC Socket Base adaptor is a 24 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are used in applications where integrated circuit devices have short lead pins. They help in providing safe removal and insertion of IC chips. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 24 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 24 Pin IC Socket base adaptor is a 24 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 24 Pin Wide DIP IC Socket Base Adaptor.
Out of stock24 Pin Narrow DIP IC Socket Base Adaptor
[IC Base] 24 Pin Narrow IC Socket Base adaptor is a 24 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are used in applications where integrated circuit devices have short lead pins. They help in providing safe removal and insertion of IC chips. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 24 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 24 Pin IC Socket base adaptor is a 24 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 24 Pin Narrow DIP IC Socket Base Adaptor.
20 Pin DIP IC Socket Base Adaptor
[IC Base] 20 Pin IC Socket Base adaptor is a 20 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 20 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 20 Pin IC Socket base adaptor is an 20 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 20 Pin DIP IC Socket Base Adaptor.
18 Pin DIP IC Socket Base Adaptor
[IC Base] 18 Pin IC Socket Base adaptor is an 18 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 18 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 18 Pin IC Socket base adaptor is an 18 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 18 Pin DIP IC Socket Base Adaptor
16 Pin DIP IC Socket Base Adaptor
[IC Base] 16 Pin IC Socket Base adaptor is a 16 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins:16 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 16 Pin IC Socket base adaptor is a 16 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 16 Pin DIP IC Socket Base Adaptor.
14 Pin DIP IC Socket Base Adaptor
[IC Base] 14 Pin IC Socket Base adaptor is a 14 pin IC holder, which can be soldered directly onto the PCB. The IC is placed on the socket at the time of use. This base acts as a removable IC holder. The IC can be removed from this socket when required. IC sockets are generally for preventing damage to IC's from soldering and while testing multiple circuits. Features: No. of Pins: 14 pins. Molded notch for proper orientation. Easy to insert and remove ICs. 14 Pin IC Socket base adaptor is a 14 pin IC holder, which can be soldered directly onto the PCB. Package Includes: 1 x 14 Pin DIP IC Socket Base Adaptor.
Out of stock6A 250V AC DPDT ON-OFF-ON 6 Pin Rocker Switch
[Mechanical Switches] This is a basic DPDT ON-OFF-ON Rocker Switch for your projects. No screws required, it simply clips into place. This is a two-pin switch that is easy to use, simply cut one of the two power wires and solder each of the ends to the unit. This 6A 250V AC DPDT ON-OFF-ON Rocker Switch is perfect for controlling power to electronic circuits, robots, etc. We have carefully selected the best On/Off Rocker Switch with a high load rating and the perfect size to for all general-purpose On/Off applications. This rocker switch has two positions – one on position and another off position. The rocker switch stays in the one till it is pressed and changed to the other position. In simple words, It is a simple push-switch, such as one for a doorbell, has one set of contacts and the on position is only momentary, as soon as you release the switch it goes back to off. This action is called push-to-make (push to close contacts). It has two large pins on the backside to which wires can be soldered and connected to your circuit. The On-Off-On Rocker Switch is the simplest and easiest power control switch for your project. It comes with tabs on the top and bottom which secure it onto an enclosure without the need for any screws. On and Off positions are clearly marked which help users identify the current switch position during usage. This switch is great to turn on/off and control DC Motors in Robotics, Car and Motorcycle DC Motors, DC Motors in Industrial Machines, Water Dispensers, etc. We have sourced the best switch with a high load rating of 16A at 250VAC which should be suitable for most applications. Please note: 1. Switching Mode: ON-OFF-ON 2. Structure: DPDT Features: Positions Marked on the rocker: I, O (On and Off) for easy identification Long Switching Life: 50000-100000 cycles Easy installation, No Screws or Nuts required Used widely for on/off power control, car, motorcycle, boat, some machines, water dispenser, etc. Package Includes: 1 x 16A 250V AC DPDT ON-OFF-ON Momentary Rocker Switch
Nano CH340 Chip Board without USB cable compatible with Arduino (Soldered)
[Arduino Boards] 🔷 Nano V3 CH340 ATmega328P Development Board (Soldered Headers) Compatible with Arduino ATmega328P • CH340 USB Interface • Compact Design • Breadboard Friendly • Ready to Use The Nano V3 CH340 Development Board is a compact and powerful microcontroller board based on the ATmega328P-AU microcontroller. Fully compatible with the Arduino Nano platform, it offers the same functionality as the Arduino Uno in a much smaller, breadboard-friendly form factor, making it ideal for embedded systems, robotics, IoT, automation, and DIY electronics projects. This version features the CH340 USB-to-Serial converter, providing a cost-effective and reliable programming interface. The board comes with pre-soldered headers, allowing it to be plugged directly into a breadboard or PCB without additional soldering. Powered by the ATmega328P running at 16MHz, the Nano provides 14 digital I/O pins, 8 analog input pins, 6 PWM outputs, and supports communication protocols including UART, SPI, and I²C. The onboard bootloader allows programming directly through the Mini USB port using the Arduino IDE. The Nano can be powered through the Mini USB connector, an external 6–20V DC supply, or a regulated 5V input, with automatic power source selection for seamless operation. Note: Some computers may require the CH340 USB driver before the board is recognized. ⭐ Features Based on ATmega328P-AU microcontroller Compatible with Arduino Nano V3 CH340 USB-to-Serial interface Pre-installed Arduino bootloader Pre-soldered header pins Compact breadboard-friendly design 14 Digital I/O pins (6 PWM) 8 Analog input pins 16MHz crystal oscillator Mini USB interface for programming Automatic power source selection Manual reset button ICSP header for direct programming TX, RX, Power and L status LEDs Supports Arduino IDE 📋 Technical Specifications Product Type: Microcontroller Development Board Board Version: Nano V3 Microcontroller: ATmega328P-AU USB Interface: CH340G Operating Voltage: 5V Input Voltage (Recommended): 7V–12V DC Input Voltage Range: 6V–20V DC Digital I/O Pins: 14 PWM Channels: 6 Analog Input Pins: 8 Flash Memory: 32KB SRAM: 2KB EEPROM: 1KB Clock Speed: 16MHz USB Connector: Mini USB Communication Interfaces: UART, SPI, I²C Programming: Arduino IDE Bootloader: Pre-installed Board Dimensions: 43 × 18 mm Mounting: Breadboard Compatible 🔧 Applications Suitable for: Arduino Projects Robotics IoT Devices Home Automation Sensor Interfaces Embedded Systems Educational Projects Industrial Automation Data Logging LED Control Motor Control Smart Home Devices Wearable Electronics DIY Electronics Rapid Prototyping 📦 Package Includes 1 × Nano V3 CH340 ATmega328P Development Board (Soldered Headers) USB Cable Not Included ⚠️ Note Mini USB cable is not included. Some Windows computers may require the CH340 USB driver before programming the board. Compatible with the Arduino IDE after selecting Arduino Nano and the appropriate processor/bootloader settings. Product appearance, PCB color, and component layout may vary slightly depending on the manufacturing batch.
Nano Board R3 with CH340 chip without USB Cable compatible with Arduino (Unsoldered)
[Arduino Boards] The Nano Board R3 with CH340 chip without USB Cable chipboard is based on the famous Arduino platform and does all the functions of Uno, but with a smaller footprint. The Nano Board R3 with CH340 chip without USB Cable is vital for your small project where you don’t need much of a pin-outs but the small size is very important to make it look good. This Nano equips a low-cost USB-Serial Chip that makes it less in price than Nano with FTDI USB-Serial Chip used on older versions of Arduino Nano. The Nano Arduino is a small, complete, and breadboard-friendly board based on the ATmega328 (Nano R3). It has more or less the same functionality of the Uno but in a different package. It lacks only a DC power jack and works with a Mini-B USB cable instead of a standard one. The Nano can be power via the mini-USB connection, 6-20V unregulated external power supply (pin 30), or 5V regulated external power supply (pin 27). The power source is automatically selected to the highest voltage source. The size of Nano V3.0 with CH340 Chip is only 43 mm x 18 mm; it comes with 6 PWM I/O from the total of 14 digitals I/O, 8 analog inputs, 16Mhz clock speed and 32kB of flash memory. Note:- CH340 chip might not work directly with some PC/Laptop, you will need some ch340 drivers. This board comes with OLD BOOTLOADER buy it accordingly Features : 1 pair of TTL level serial transceiver ports RX / TX Using Atmel Atmega328P-AU MCU There is a bootloader installed in it Support USB download and Power Support for external 5V ~ 12V DC power supply It Supports power supply by 9V battery Support ISP download Automatic reset during program download. Power OK blue LED on the bottom. Green (TX), red (RX) and orange (L) LED. +5V to AREF jumper. Auto-sensing/switching power input. Small mini-B USB for programming and serial monitor. ICSP header for direct program download. Standard 0.1” spacing DIP (breadboard friendly). Manual reset switch. Package Includes : 1 x Nano Board R3 with CH340 chip without USB Cable compatible with Arduino (Unsoldered)