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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Digital Multimeter Test Leads with Ultra Sharp Needle Probe & Banana Plug CAT III 1000V 10A for SMD
[Hook up wire] The Digital Multimeter Test Lead Kit is a high-quality replacement probe set designed for accurate electrical measurements and electronic troubleshooting. Featuring ultra-sharp stainless steel needle probes, these leads allow easy access to miniature IC pins, SMD components, PCB tracks, LEDs, and other small electronic devices without causing damage. The probes are fitted with standard 4mm banana plug connectors, making them compatible with most digital multimeters, clamp meters, bench meters, and testing equipment from brands such as Fluke, Extech, Mastech, Uni-T, Victor, Sanwa, and many more. Constructed using high-quality PVC insulated cables and durable metal probes, the leads provide excellent flexibility, low resistance, and long service life. The CAT III safety rating ensures safe operation up to 1000V with a maximum current rating of 10A, making them suitable for both electronics and electrical testing. The built-in protective finger guards improve operator safety, while the flexible cables remain tangle-free during continuous testing. These probes are ideal for laboratory work, electronics repair, field service, educational laboratories, industrial maintenance, and DIY electronics projects. 🔹 Key Features Ultra-sharp stainless steel needle probes Standard 4mm banana plug connectors CAT III 1000V safety rating Maximum current rating: 10A Flexible PVC insulated cables Accurate low-resistance measurements Comfortable insulated probe handles Durable construction for long service life Compatible with most digital multimeters Ideal for PCB, SMD, IC and electrical testing 🔹 Technical Specifications Product Type: Digital Multimeter Test Leads Probe Type: Ultra Sharp Needle Probe Probe Colors: Red & Black Connector Type: 4mm Banana Plug Cable Material: PVC Insulated Probe Material: Stainless Steel / Metal Cable Length: Approx. 83cm Total Length: Approx. 103cm Maximum Current: 10A Maximum Voltage: 1000V Safety Rating: CAT III 1000V Measurement Type: Voltage, Current, Resistance, Continuity Compatibility: Most Digital Multimeters 🔹 Compatible With Fluke Multimeters Extech Multimeters Mastech Multimeters UNI-T Multimeters Victor Multimeters Sanwa Multimeters DT830 Series DT9205 Series Most multimeters with 4mm banana sockets 🔹 Applications Suitable for: Digital multimeters PCB testing SMD component testing IC pin testing LED testing Continuity testing Voltage measurement Current measurement Electronics repair Laboratory testing Industrial maintenance DIY electronics projects 🔹 Package Includes 1 × Red Multimeter Test Lead 1 × Black Multimeter Test Lead
Banana Plugs Terminal Connectors Male Red and Black Pair 4mm Good Quality
[Power Connector] 4mm Banana Plug Terminal Connectors – Male Red & Black Pair The 4mm Banana Plug Terminal Connectors are reliable and convenient connectors designed for audio equipment, industrial instruments, power testing, automotive testing, laboratory equipment, and DIY electronics projects. With a standard 4mm banana plug diameter, these connectors are compatible with most standard 4mm banana sockets and test equipment. The screw-type connector fitting allows wires to be securely connected without soldering, making installation quick, simple, and reusable. The stackable design also allows the plugs to be connected with existing 4mm banana plugs, providing greater flexibility for testing and power connections. The Red and Black color combination makes it easy to identify positive and negative connections, making these plugs suitable for power supplies, test leads, speakers, electronic instruments, and other electrical applications. ⭐ Key Features Standard 4mm banana plug diameter Red and Black male banana plug pair Screw-type wire connection No soldering required Easy installation and removal Secure and reliable electrical connection Stackable design Compatible with standard 4mm banana sockets Easy positive/negative identification Suitable for audio, testing, laboratory, and electronic applications 📋 Technical Specifications Product Type: Banana Plug Terminal Connector Connector Type: Male Banana Plug Diameter: 4mm Color: Red & Black Connection Method: Screw Terminal Soldering: Not Required Design: Stackable Current Rating: 10A Typical Voltage Rating: Typically up to 30–60V DC, depending on application Contact Type: Spring Contact Application: Audio, Power Testing & Electronics 🔧 Applications Audio Equipment Speaker Connections Power Supply Connections Laboratory Power Supplies Multimeter Test Leads Electronic Test Equipment Industrial Instruments Power Testing Automotive Testing DIY Electronics Projects Electrical Prototyping Battery Testing ⚠️ Precautions Do not exceed the connector's actual current and voltage limits. Ensure the wire is securely tightened inside the screw terminal. Always observe correct polarity when connecting DC power. Use appropriately rated wires for the desired current. Avoid short-circuiting the connector. 10A is a typical rating and should not be treated as a guaranteed manufacturer specification unless confirmed for the specific batch/model. 📦 Package Includes 1 × Red 4mm Male Banana Plug 1 × Black 4mm Male Banana Plug
Digital Multimeter Test Leads with Ultra Sharp Needle Probe & Banana Plug CAT III 1000V 10A
[Hook up wire] The Digital Multimeter Test Lead Kit is a high-quality replacement probe set designed for accurate electrical measurements and electronic troubleshooting. Featuring ultra-sharp stainless steel needle probes, these leads allow easy access to miniature IC pins, SMD components, PCB tracks, LEDs, and other small electronic devices without causing damage. The probes are fitted with standard 4mm banana plug connectors, making them compatible with most digital multimeters, clamp meters, bench meters, and testing equipment from brands such as Fluke, Extech, Mastech, Uni-T, Victor, Sanwa, and many more. Constructed using high-quality PVC insulated cables and durable metal probes, the leads provide excellent flexibility, low resistance, and long service life. The CAT III safety rating ensures safe operation up to 1000V with a maximum current rating of 10A, making them suitable for both electronics and electrical testing. The built-in protective finger guards improve operator safety, while the flexible cables remain tangle-free during continuous testing. These probes are ideal for laboratory work, electronics repair, field service, educational laboratories, industrial maintenance, and DIY electronics projects. 🔹 Key Features Ultra-sharp stainless steel needle probes Standard 4mm banana plug connectors CAT III 1000V safety rating Maximum current rating: 10A Flexible PVC insulated cables Accurate low-resistance measurements Comfortable insulated probe handles Durable construction for long service life Compatible with most digital multimeters Ideal for PCB, SMD, IC and electrical testing 🔹 Technical Specifications Product Type: Digital Multimeter Test Leads Probe Type: Ultra Sharp Needle Probe Probe Colors: Red & Black Connector Type: 4mm Banana Plug Cable Material: PVC Insulated Probe Material: Stainless Steel / Metal Cable Length: Approx. 83cm Total Length: Approx. 103cm Maximum Current: 10A Maximum Voltage: 1000V Safety Rating: CAT III 1000V Measurement Type: Voltage, Current, Resistance, Continuity Compatibility: Most Digital Multimeters 🔹 Compatible With Fluke Multimeters Extech Multimeters Mastech Multimeters UNI-T Multimeters Victor Multimeters Sanwa Multimeters DT830 Series DT9205 Series Most multimeters with 4mm banana sockets 🔹 Applications Suitable for: Digital multimeters PCB testing SMD component testing IC pin testing LED testing Continuity testing Voltage measurement Current measurement Electronics repair Laboratory testing Industrial maintenance DIY electronics projects 🔹 Package Includes 1 × Red Multimeter Test Lead 1 × Black Multimeter Test Lead
Crocodile Alligator Clip 50 mm Black and Red
Description: An alligator clip, also called a spring clip, creates a temporary electrical connection using a simple mechanical design.It gets its name because the jaws resemble an alligator or crocodile’s mouth, opening and closing to grip objects securely.The clip works like a spring-loaded clothespin that uses tapered, serrated jaws to hold wires or metal parts tightly.A spring pushes the jaws together, allowing the clip to grip objects and maintain a reliable electrical connection.Manufacturers design these clips for electronics testing, enabling quick connections without soldering or permanent joints.One jaw usually connects to a wire by crimping or soldering for efficient current transfer.Some clips use a bent jaw forming the inner contact of a 15 mm to 4 mm female banana jack.This design allows a fast, non-permanent connection between test circuits and laboratory instruments.A plastic cover or boot surrounds the clip to prevent short circuits and protect users from accidental shocks.Engineers and students use these clips widely in testing, prototyping, and educational experiments. Applications: Technicians use small clips (15 mm–40 mm) in electrical laboratories, schools, and college labs for quick test connections.Large clips, called automotive clips or battery clamps, use solid copper for low resistance and strong current flow.Users connect these large clips with thick insulated copper cables between automobile batteries or heavy electrical systems.Hobbyists and professionals rely on these clips for safe, reusable, and efficient electrical connections. Product Example: Check the Crocodile Alligator Clip 50 mm – Red and Black, made from durable stainless steel with a protective plastic shroud.Its spring-loaded jaws open wide to grip different wire sizes securely during testing or circuit connection.The serrated teeth ensure a strong, slip-free grip that maintains stable electrical contact during operation. Package Includes: 1 × Crocodile Alligator Clip 50 mm (Black and Red)
Banana Jack Plug Connector and Socket 4mm Male and Female (2 Pair)
[Terminal Connector] 4mm Banana Plug Connector Socket – Red & Black The 4mm Banana Plug Connector Socket Set is a high-quality electrical connector set designed for quick, convenient, secure, and reliable connections in electronic and electrical applications. The set includes red and black banana plug/socket connectors, making it easy to identify positive and negative connections. The 4mm banana plug design provides a secure electrical connection while allowing quick insertion and removal. It is suitable for speaker wires, test leads, power supplies, laboratory equipment, electronic testing, audio equipment, and automotive applications. ⭐ Key Features 4mm banana plug and socket connector Red and Black color combination Easy identification of positive and negative connections Quick and convenient connection Secure and reliable electrical contact Suitable for approximately 2mm–5mm diameter wire Easy to connect and disconnect Compact and reusable design Ideal for audio and electrical testing applications 📋 Technical Specifications Product Type: Banana Plug & Socket Connector Set Connector Size: 4mm Color: Red & Black Set Type: Plug + Socket Compatible Wire Diameter: Approx. 2mm–5mm Connection Type: Banana Plug / Socket Application: Electrical & Electronic Connections 🔧 Applications Power Supply Connections Audio Equipment Speaker Connections Electronic Test Equipment Laboratory Equipment Industrial Instruments Automotive Testing Multimeter Test Leads DIY Electronics Projects Electrical Prototyping 📦 Package Includes 1 × Red 4mm Banana Plug and Socket 1 × Black 4mm Banana Plug and Socket
JUMPER WIRE 40P FEMALE TO MALE 20CM
[Jumper wires] 40 Pin Male to Female Dupont Jumper Wires – 2.54mm Pitch The 40 Pin Male to Female Dupont Jumper Wire Cable is a flexible and reusable connection cable designed for prototyping, breadboard work and electronic development projects. It is compatible with standard 2.54mm (0.1-inch) pin headers and allows electronic components, development boards and breadboards to be connected without soldering. The cable consists of individual jumper wires with connectors at both ends, making it easy to plug and unplug components during testing, prototyping and circuit development. It is widely useful with Arduino, Raspberry Pi, Banana Pi, development boards, PC motherboards, PCB projects and breadboards. ⭐ Key Features 40-pin Male to Female jumper wire cable Compatible with 2.54mm pin headers 40 individual jumper wires Multiple colored wires for easy identification Flexible and reusable No soldering required Easy to connect and disconnect Suitable for breadboard prototyping Useful for PCB and development board projects Durable construction Convenient for testing, construction and repair Can be separated into individual wires as required 📋 Technical Specifications Product Type: Male to Female Dupont Jumper Wire Number of Pins: 40 Connector Type: Male to Female Pitch / Pin Spacing: 2.54mm Wire Type: Dupont Jumper Cable Color: Multicolor Connection: Male Pin to Female Socket Soldering Required: No Reusable: Yes Application: Breadboard, PCB, Arduino and development board connections 🔧 Applications Arduino projects Raspberry Pi projects Banana Pi projects ESP32 and other development boards Breadboard circuits PCB prototyping Microcontroller projects Sensor connections Module-to-module connections PC motherboard connections Electronic testing and troubleshooting DIY electronics projects Educational electronics projects 🛠️ How to Use Identify the required male or female connector. Insert the male pin into a compatible 2.54mm female header or breadboard. Connect the female connector to a compatible 2.54mm male pin header. Use the individual wires to connect your development board, module or circuit. The wires can be separated from the ribbon according to your requirement. 📦 Package Includes 1 × 40-Pin Male to Female Dupont Jumper Wire Cable ⚠️ Precautions Ensure correct polarity and pin arrangement before connecting. Do not use the jumper wires beyond their electrical current rating. Avoid excessive bending or pulling of the connectors. Make sure the connectors are fully inserted before powering the circuit. These jumper wires are primarily intended for low-voltage electronics and prototyping applications. Verify the pin spacing before connecting to a circuit.
JUMPER WIRE 40P MALE TO MALE 20CM
[Jumper wires] This is male to male Dupont/Jumper Wire 40 Pin 20cm. A very Flexible and easily detachable cable to the no. of wires according to your requirement. It has 1Pin male to the 1pin male header with both ends. Also, it is compatible with 2.54 mm mil spacing pin headers. This cable is an electrical wire or group of them in a cable with a connector or pins at each end, which is normally for interconnecting the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual Dupont Cables are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment. Mostly it is useful with Orange Pi, Banana Pi, Raspberry Pi, Arduino, and other mini pc and development board. It is very useful in the PCB project, pc motherboard, as well as Breadboard connections. Additionally, it allows you to plug and unplug easily for prototyping and can be used over and over again. Features : Compatible with 2.54mm spacing pin headers 40pcs chromatic color jump wire High quality and in good working condition Durable and reusable Easy to install and use A popular choice for construction or repair Be used for the electronic project and Genuine Arduino product Flexible Breadboard Jumper Cable Wire allows you to plug and unplug easily for prototyping. Package includes : 1 x Male to Male Jumper Wires 40 Pin 20cm
JUMPER WIRE 40P FEMALE TO FEMALE 20CM
[Jumper wires] This is Female to Female Dupont Line 40 Pin 40cm. A very Flexible and easily detachable cable to the no. of wires according to your requirement. It has 1Pin female to the 1pin female header with both ends. Also, it is compatible with 2.54 mm mil spacing pin headers. This cable is an electrical wire or group of them in a cable with a connector or pins at each end, which is normally for interconnecting the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual Dupont Cables are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment. Mostly it is useful with Orange Pi, Banana Pi, Raspberry Pi, Arduino, and other mini pc and development board. It is very useful in the PCB project, pc motherboard, as well as Breadboard connections. Additionally, it allows you to plug and unplug easily for prototyping and can be used over and over again. Features : Compatible with 2.54mm spacing pin headers 40pcs chromatic color jump wire High quality and in good working condition Durable and reusable Easy to install and use A popular choice for construction or repair Be used for the electronic project and Genuine Arduino product Flexible Breadboard Jumper Cable Wire allows you to plug and unplug easily for prototyping. Package Includes : 1 x Female to Female Dupont Line 40 Pin 40cm
Out of stockMale To Female Jumper Wires 40 Pcs 10cm
[Jumper wires] This is 10CM Male To Female Breadboard Jumper Dupont 2.54MM 1P-1P Cable 40 Pcs. A very Flexible and easily detachable cable to the no. of wires according to your requirement. It has 1Pin male to the 1pin female header with both ends. Also, it is compatible with 2.54 mm mil spacing pin headers. This cable is an electrical wire or group of them in a cable with a connector or pins at each end, which is normally for interconnecting the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual Dupont Cables are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment. Mostly it is useful with Orange Pi, Banana Pi, Raspberry Pi, Arduino, and other mini pc and development board. It is very useful in the PCB project, pc motherboard, as well as Breadboard connections. Additionally, it allows you to plug and unplug easily for prototyping and can be used over and over again. Features : Compatible with 2.54mm spacing pin headers 40pcs chromatic color jump wire High quality and in good working condition Durable and reusable Easy to install and use A popular choice for construction or repair Be used for the electronic project and Genuine Arduino product Flexible Breadboard Jumper Cable Wire allows you to plug and unplug easily for prototyping. Package includes : 1 x 10CM Male To Female Breadboard Jumper Dupont 2.54MM 1P-1P Cable
Out of stockMale To Male Jumper Wires 40 Pcs 10cm
[Jumper wires] This is 10CM Male To Male Breadboard Jumper Dupont 2.54MM 1P-1P Cable 40 Pcs. A very Flexible and easily detachable cable to the no. of wires according to your requirement. It has 1Pin male to the 1pin male header with both ends. Also, it is compatible with 2.54 mm mil spacing pin headers. This cable is an electrical wire or group of them in a cable with a connector or pins at each end, which is normally for interconnecting the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual Dupont Cables are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment. Mostly it is useful with Orange Pi, Banana Pi, Raspberry Pi, Arduino, and other mini pc and development board. It is very useful in the PCB project, pc motherboard, as well as Breadboard connections. Additionally, it allows you to plug and unplug easily for prototyping and can be used over and over again. Features : Compatible with 2.54mm spacing pin headers 40pcs chromatic color jump wire High quality and in good working condition Durable and reusable Easy to install and use A popular choice for construction or repair Be used for the electronic project and Genuine Arduino product Flexible Breadboard Jumper Cable Wire allows you to plug and unplug easily for prototyping.