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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Only 1 left3D Printer
Type: FDM/FFF. Nozzle: 0.4mm. Filament: PLA/ABS/PETG 1.75mm. Build volume ~220×220×250mm (typical classroom size). Layer height 0.1–0.3mm. Bed: heated optional. File: .STL/.GCODE. Connectivity: SD/USB.
Only 1 leftBambu Lab A1 Mini 3D Printer
Bambu Lab A1 Mini compact 3D printer.
Filament for 3D Printer (Multicolor pack)
Diameter: 1.75mm. Material: PLA (classroom preferred). Spool: 250g/500g/1kg. Tolerance: ±0.03–0.05mm. Print temp: 190–220°C.
High Temperature Kapton Tape 50mm 33 Mtr – Premium Polyimide Insulation Tape up to 300°C
[Kapton Tapes] The High Temperature Kapton Tape 50mm x 33M – Premium Polyimide Insulation Tape up to 300°C is a professional-grade heat-resistant tape designed for demanding industrial, electronics, and engineering applications. Manufactured from high-quality polyimide film with a silicone adhesive, this tape delivers outstanding thermal stability, chemical resistance, and electrical insulation—making it an essential tool for soldering, 3D printing, lithium battery assembly, transformer insulation, and PCB wave solder masking.With a broad temperature tolerance reaching up to 300°C, this Kapton tape ensures secure performance without melting, shrinking, or leaving residue. Its 50mm width and long 33-meter roll provide excellent coverage for large surfaces, making it ideal for laboratories, manufacturing units, repair technicians, and DIY electronics enthusiasts. ✅ Features: Premium polyimide Kapton tape with silicone adhesive High temperature resistance up to 300°C Excellent for PCB solder masking, 3D printer heated beds, and battery insulation Provides strong electrical insulation and chemical stability Leaves no residue when removed after heating Ideal for industrial, laboratory, and DIY electronics Tear-resistant, flame-retardant, and long-lasting performance 50mm wide and 33-meter roll for large-area insulation and protection Package Includes: 1 x High Temperature Kapton Tape 50mm 33 Mtr – Premium Polyimide Insulation Tape up to 300°C
Kapton 25mm x 33m High Temperature Resistant Tape
[Kapton Tapes] Kapton tape is a polyimide film first developed by DuPont in the 1960s. It remains stable at an extremely wide range of temperatures from -269˚C to 260˚C and has been an industry-standard due to its excellent electrical, thermal, chemical and mechanical properties. This enables the film to withstand extreme temperatures, vibration, and other demanding environments. This Kapton 50mm x 33m High-Temperature Resistant Tape for 3D Printers is a polyester film tape with a high-temperature resistant adhesive. Primarily used to hold transfer sheets in place while sublimating onto a variety of items and hold the polymer plate on the heating platen in the hot foil stamping. Excellent heat & solvent resistance. Minimal shrinkage after baking and clean removal. Due to Kapton tape’s large range of temperature stability and electrical isolation ability, it is used during the manufacturing and final assembly of electronic components. It acts as a protective layer that isolates and prevents the electrostatic discharge of sensitive components, also protecting and restraining components during high temp applications and reflow soldering procedures. ABS and Kapton adhere extremely well to one another, making Kapton tape a perfect 3D printing bed surface layer. It is usually applied to a glass or aluminum bed surface, where extruded ABS filament adheres to the surface. Specification and Features: Material: Polyimide Spindle Type: Roll Tape Length: 33m TapeWidth: 25mm Colour: Metallic Brown Temperature Range: 200ºC High-quality product from a well-known brand Package Includes: 1 x Kapton 25mm x 33m High-Temperature Resistant Tape for 3D Printers Note: Product Images are shown for illustrative purposes only and may differ from the actual product
Kapton 50mm x 33m High Temperature Resistant Tape for 3D Printers
[Kapton Tapes] The Kapton Polyimide Tape is a premium high-temperature insulating tape designed for electrical insulation, PCB masking, soldering, battery pack assembly, and 3D printing applications. Manufactured from high-quality polyimide film with a heat-resistant silicone adhesive, it provides exceptional thermal stability, excellent dielectric strength, and reliable insulation even under extreme temperatures. Measuring 50mm wide and 33 meters long, this tape is widely used as a build surface for 3D printers, where ABS and other engineering-grade filaments adhere well during printing while allowing clean removal after cooling. It also serves as an excellent masking tape during wave soldering, powder coating, and electronic component assembly. The tape offers outstanding resistance to heat, chemicals, abrasion, and solvents, leaving minimal adhesive residue after removal. Its excellent electrical insulation properties make it suitable for transformers, lithium battery packs, motors, coils, flexible PCBs, and various industrial applications. ⭐ Features Premium polyimide (Kapton) film construction High-temperature resistant silicone adhesive Excellent electrical insulation properties Strong adhesion with residue-free removal High dielectric strength Resistant to heat, chemicals, and solvents Flexible and easy to apply Ideal for 3D printer heated beds Suitable for solder masking and PCB protection Long service life 📋 Technical Specifications Product Type: High Temperature Polyimide Tape Material: Polyimide Film Adhesive Type: Silicone Adhesive Tape Width: 50mm Tape Length: 33 Meters Roll Type: Standard Roll Color: Metallic Brown (Amber) Temperature Resistance: Up to 200°C (Continuous) Electrical Insulation: High Dielectric Strength Residue After Removal: Minimal Application Surface: Glass, Aluminum, Metal, Plastic, PCB 🔧 Applications Suitable for: 3D Printer Heated Beds ABS 3D Printing PCB Manufacturing Wave Soldering Masking Reflow Soldering Lithium Battery Pack Insulation Transformer Insulation Motor Coil Insulation Flexible PCB Protection Electronics Repair Powder Coating Masking Laboratory Applications Industrial Electrical Insulation DIY Electronics Projects 📦 Package Includes 1 × Kapton Polyimide High Temperature Resistant Tape (50mm × 33 Meter)
12mm x 33M Kapton Tape High Temperature Heat Resistant
[Kapton Tapes] Kapton Tape, also known as Polyimide Tape, is an electrically insulating heat resistant tape that has many uses for 3D printers. Designed for high temperature masking applications, including the protection of printed circuit board gold finger contacts during wave soldering, heater bed in 3D printer. Kapton tape is a usable print surface for printing ABS/PLA thermal plastic on a Heated Bed for 3D printer. For ABS to stick to Kapton, the Kapton needs to be hot (different sources mention minimum temperatures between 80-130 °C). Also the Kapton should be free of grease, grease can be removed with acetone or a propane torch. This Product Known as 12mm High-Temperature Heat Resistant Kapton Tape Polyimide 30 Meter Roll,12mm High-Temperature Heat Resistant Polyimide Koptan Tape – 30 Meter, 12mm ESD Heat Resistance Polyimide Tape Sticker Strong Adhesive 30 meter Long Heat Resistant up to 280°C, Kapton Tape, Saim Koptan Tape 12MM x 30 Meter Tawny High-Temperature Heat Resistant Insulation Polyimide Film Tape with Silicone Adhesive,12mm Kapton Tape for 3D Printer 30 Meter Length, High-Temperature Heat Resistant Kapton Tape Polyimide Film Adhesive, Kapton Tape Heat Resistant Adhesive Tape 12mm, Heat Resistant Tape, Temperature Resistant Tape, Heatbed, Insulating Material, Insulation Tape, Polyimide Kapton Tape, Kapton Tape. Application: Masking on printed circuit board during soldering Masking for vacuum deposition Holding samples or parts in high vacuum Positioning tape for cryo applications Electrical insulation on transformer, coil, and electromotors Specification:- Material: Polyimide Product: Kapton Tape Heat Resistance: 180°C Spindle type: Roll Color: Metallic Brown One-side self-adhesive Length: 33 Meter Width: 12 mm Approx Weight: 25gm Package Include:- 1x12mm x 33M Kapton Tape High Temperature Heat Resistant
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.
12V 8025 DC Cooling Fan – 80×80×25mm 3-Inch
[Cooling FAN] 12V 8025 DC Cooling Fan – 80×80×25mm 3-Inch The 12V 8025 DC Cooling Fan is a compact and reliable cooling fan designed to provide airflow for computer cases, servers, power supplies, amplifiers, electronic enclosures, and DIY electronics projects. With an 80×80mm fan size and 25mm thickness, it is suitable for applications requiring moderate airflow in compact spaces. Operating from a 12V DC power supply, the fan runs at approximately 2600 RPM and provides around 30.7 CFM airflow. Its compact design and relatively low noise level make it suitable for continuous cooling of enclosed electronic equipment and custom projects. ⭐ Key Features 12V DC operating voltage 80×80×25mm standard fan size Approximately 2600 RPM Airflow up to 30.7 CFM Low noise level of approximately 30.7dBA Compact and lightweight design Suitable for computer cases and electronic enclosures Ideal for cooling amplifiers, power supplies and electronic equipment Easy 2-wire connection Red wire: +12V DC Black wire: Ground 📋 Technical Specifications Product Type: DC Cooling Fan Model / Size: 8025 Fan Size: 80mm / 3 Inch Dimensions: 80 × 80 × 25mm Operating Voltage: 12V DC Operating Current: 0.20A Power Consumption: Approximately 2.4W Speed: Approximately 2600 RPM @ 12V DC Airflow: Approximately 30.7 CFM Noise Level: Approximately 30.7dBA Wire Gauge: 26AWG Wire Length: 40cm Weight: Approximately 72g Connection: 2-Wire DC Red Wire: Positive (+) Black Wire: Ground (−) Application: Electronic Equipment Cooling 🔌 Wiring Connect the red wire to +12V DC and the black wire to Ground/−. Make sure the power supply is capable of providing the required current before operating the fan. 🛠️ Applications ATX Computer Cases Server Cooling Power Supply Cooling Amplifier Cooling Audio Equipment Electronic Enclosures DIY Electronics Projects 3D Printer Enclosures Control Panels Industrial Equipment Battery Charger Cooling DC Power Supply Cooling 📦 Package Includes 1 × 12V 8025 DC Cooling Fan – 80×80×25mm ⚠️ Precautions Use only a suitable 12V DC power supply. Do not exceed the specified operating voltage. Ensure correct polarity when connecting the wires. Keep the fan blades free from obstruction. Do not touch the rotating blades while the fan is operating. Ensure adequate ventilation around the fan inlet and outlet. Keep away from excessive moisture and dust. Secure the fan properly before operation.
2 Pin AC Power Cord with Open End Cable 1.83 Meter Heavy Duty Power Cable for SMPS, LED Drivers & Electronic Devices
[Power Cord] The 2 Pin AC Power Cord with Open End Cable is a reliable and flexible AC mains cable designed for supplying power to a wide range of electronic equipment and electrical appliances. Manufactured using high-quality copper conductors and premium PVC insulation, it offers excellent conductivity, flexibility, and long service life. The cable is fitted with a durable molded 2-pin AC plug for secure connection to standard power outlets, while the opposite end features open stripped wires for easy connection to SMPS power supplies, LED drivers, printers, battery chargers, testing equipment, and DIY electronic projects. Available in 10/38 and 14/40 copper strand conductor options, the cable delivers dependable electrical performance with excellent flexibility and mechanical strength. The premium PVC insulation provides resistance against abrasion, moisture, and everyday wear, ensuring safe operation in residential, commercial, and workshop environments. With a total cable length of 1.83 meters (183cm / 6 feet), it offers sufficient reach for most installations while maintaining a neat and organized setup. 🔹 Key Features Premium quality AC mains power cord Heavy-duty molded 2-pin plug Open wire end for direct connection High-quality flexible PVC insulation Pure copper conductor for excellent conductivity Available in 10/38 and 14/40 copper strand variants Durable and long-lasting construction Excellent flexibility for easy routing Strong insulation for enhanced electrical safety Suitable for indoor electronic equipment 🔹 Technical Specifications Product Type: AC Power Cord Plug Type: 2 Pin AC Plug Cable End: Open End Cable Length: 1.83 Meter (183 cm / 6 Feet) Conductor Material: Pure Copper Conductor Construction: 10/38 Copper Strands 14/40 Copper Strands (Variant Dependent) Insulation Material: High Quality PVC Cable Color: Black Rated Voltage: 250V AC Maximum Load Current: 5A Rated Frequency: 50Hz / 60Hz Temperature Rating: -10°C to +70°C Cable Type: Flexible Twin Core Power Cable 🔹 Applications This power cable is suitable for: SMPS power supplies LED drivers Battery chargers Printers CCTV power supplies Electronic testing equipment DIY electronics projects Industrial control panels Home appliances Laboratory equipment 🔹 Package Includes 1 × 2 Pin AC Power Cord with Open End Cable (1.83 Meter / 183cm / 6 Feet)
3 Pin Super Deluxe IEC Computer Power Cable 1.75 Meter for PC, SMPS, Printer & Monitor (Black)
[Power Cord] The 3 Pin Super Deluxe IEC Computer Power Cable is a durable and reliable power cord designed for electronic devices such as desktop computers, monitors, printers, UPS systems, and SMPS power supplies. It provides stable power transmission and secure connectivity for everyday use. This cable features a standard IEC C13 connector, which is commonly used in computers and office equipment. In addition, the strong outer insulation improves flexibility and protects the cable from daily wear and bending. Because of its high-quality copper conductor and sturdy build, the cable delivers reliable performance for both home and office setups. Furthermore, the 1.75-meter length offers convenient reach and better cable management. The plug-and-play design makes installation simple and quick without requiring any additional tools. 🔹 Key Features Standard 3 Pin IEC power cable Compatible with PCs, monitors, printers, and SMPS Durable and flexible cable design Stable and secure power connection Extended 1.75-meter cable length Plug-and-play operation High-quality insulation for improved safety 🔹 Technical Specifications Parameter Specification Connector Type IEC C13 Input Plug 3 Pin AC Plug Cable Length 1.75 Meter Color Black Cable Type Computer Power Cable Application PC / Printer / Monitor / SMPS 🔹 Applications Desktop computers SMPS power supplies LED monitors Printers UPS systems Office electronics 🔹 Package Includes 1 × 3 Pin IEC Computer Power Cable (1.75 Meter)
Out of stockCreality -4010 Axial Cooling Fan
[Cooling FAN] The 24 V 4010 Cooling Fan for 3D Printer is Small but powerful exhaust cooling is designed for the 3D printer. It has a two-pin connector to connect to a printer controller. Fan operates at 24V supply and operates automatically by the Printer controller system. It is used to mount on extruders to maintain the temperature of an extruder for seamless printing. Features: Perfectly fit on the extruder. Noiseless Performance. Very low Current consumption. Easy to install and connect. Long Connecting Wire. Package Includes: 1 x Creality -4010 Axial Cooling Fan
3-Pin Micro Limit Switch with Lever Arm
[Mechanical Switches] 3-Pin Micro Limit Switch with Lever Arm – Miniature Snap Action Switch SPDT Micro Switch • 3 Terminal • Lever Actuator • Snap Action • Industrial & DIY Applications The 3-Pin Micro Limit Switch with Lever Arm is a compact and highly reliable SPDT (Single Pole Double Throw) snap-action switch designed for precise mechanical position detection and control applications. It features a spring-loaded metal lever actuator that provides fast and accurate switching with minimal operating force, making it ideal for automation, robotics, CNC machines, 3D printers, home appliances, vending machines, and industrial equipment. This miniature limit switch includes three terminals (COM, NO, and NC), allowing flexible wiring for normally open or normally closed circuit configurations. Its durable housing and high-quality internal contacts ensure long service life, excellent electrical performance, and reliable operation even in demanding environments. The compact size makes it easy to integrate into tight spaces while providing dependable switching performance for position sensing, safety interlocks, and motion control systems. ⭐ Key Features SPDT (Single Pole Double Throw) configuration 3 terminals: COM, NO, and NC Spring-loaded metal lever actuator Fast snap-action switching mechanism Compact and lightweight design High mechanical durability Reliable electrical contact performance Easy panel or PCB mounting Suitable for industrial and DIY applications Long operating life Precise position detection Low operating force 📋 Technical Specifications Product Type: Micro Limit Switch Switch Configuration: SPDT (1NO + 1NC) Number of Terminals: 3 Actuator Type: Lever Arm Contact Type: Snap Action Rated Voltage: Up to 250V AC Rated Current: Up to 5A Operating Force: Low Force Contact Material: Silver Alloy Body Material: High-Strength Plastic Lever Material: Stainless Steel Mechanical Life: Up to 1,000,000 Operations Electrical Life: Up to 100,000 Operations Mounting Type: Panel / Screw Mount Operating Temperature: -25°C to +85°C Color: Black with Silver Lever 🔧 Applications 3D Printers CNC Machines Robotics Projects Industrial Automation Limit Detection Systems Position Sensing Home Appliances Vending Machines Door and Lid Detection Safety Interlock Systems DIY Electronics Arduino and ESP32 Projects Motion Control Systems Electronic Equipment 📦 Package Includes 1 × 3-Pin Micro Limit Switch with Lever Arm ⚠️ Note Verify COM, NO, and NC terminal connections before wiring. Do not exceed the rated voltage or current. Mount securely to ensure accurate lever operation. Product appearance may vary slightly depending on the manufacturing batch.
Out of stock12v 40W Ceramic Cartridge Heater
[Heating Module] The 12v 40W Ceramic Cartridge Heater is a powerful little beast of a heater. Get rid of fragile and poor tolerance enamel resistors and switch to a purpose made high power ceramic heater cartridge. Increase the reliability of your extruder with this heater cartridge. Also, it heats up faster. It fits nicely in our extruder, so it’s an easy replacement. Get your hot end hot quickly and hit the highest of temperatures. Comes with a meter of silicone insulated high-temperature wire. Cartridge heaters consist of a cylindrical stainless steel tube and thus provide a high corrosion prevention. The heating wire inside which is wound onto a ceramic core. The choice of coils varies depending at the power, and provide an excellent uniform distribution of heat, which considerably increases the long life of the heater in addition to prevents the oxidation of the heater wire even at high temperatures. Features : Works on many 3D printers, including RepRap and Prusa models. It fits nicely in our extruder, so it’s an easy replacement. Small but powerful. Get your hotend hot quickly. This unit is a more powerful unit than the standard unit for many 3D printers. Package Includes : 1 x 12v 40W Ceramic Cartridge Heater.