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JST XH 2.54mm 2-Pin Single-Head Pre-Crimped Cable — 22AWG, 3A/250V
When your build demands a clean, reliable 2-pin power or signal connection, this JST XH 2.54mm single-head pre-crimped cable delivers factory-grade quality without the tooling overhead. One end arrives with a precision machine-crimped XH terminal — ready to click into any standard JST XH 2-pin housing — while the other end is left bare for direct soldering, Dupont termination, or custom connector assembly. No cold joints. No loose contacts. Just consistent, pull-tested crimps every time.
Built on 22AWG wire rated at 3A continuous and 250V, this cable handles both signal and light power duties across the full range of XH 2.54mm applications. The 2.54mm pitch is the universal standard for Arduino shields, LiPo battery balance leads, 3D printer mainboard connectors, and virtually every hobbyist and light-industrial PCB produced in the last decade — making this cable one of the most versatile single-head wires in your toolkit.
Available in 8 lengths (10cm to 80cm) and 8 wire colors, you can match the exact run length and color-coding convention your project requires — eliminating excess wire, reducing harness clutter, and making future maintenance instantly readable.
Technical Specifications
- Connector System: JST XH series, 2.54mm pitch
- Pin Count: 2-pin
- Configuration: Single-head — one end crimped (XH terminal), one end bare wire
- Wire Gauge: 22AWG stranded copper
- Current Rating: 3A per contact
- Voltage Rating: 250V AC/DC
- Contact Material: Copper alloy, tin-plated
- Insulation: PVC, UL-rated
- Locking Mechanism: Positive latch lock (prevents accidental disconnection)
- Available Lengths: 10cm / 20cm / 30cm / 40cm / 50cm / 60cm / 70cm / 80cm
- Available Colors: Red, Black, White, Yellow, Blue, Green, Orange, Purple
- Pitch: 2.54mm (0.1 inch)
- RoHS Compliant: Yes
Why Pre-Crimped Cables Save You Time and Improve Reliability
Hand-crimping is one of the most failure-prone steps in electronics assembly. Inconsistent crimp force, misaligned wire insertion, and insulation damage are the leading causes of intermittent connections in DIY and prototype builds. Factory pre-crimped cables eliminate all three failure modes — each terminal is crimped by automated machinery to a defined pull-force specification, inspected, and shipped ready to use. For production runs, prototyping, or any application where connection reliability matters, pre-crimped cables are the professional standard.
Typical Applications
- Arduino & Microcontrollers: Power rails, I2C/UART sensor leads, GPIO connections to external modules
- LiPo Battery Systems: Balance lead extensions, BMS signal wiring, cell monitoring connections
- 3D Printers: Thermistor leads, hotend fan wiring, endstop switch connections, mainboard harness repair
- RC & Drones: ESC signal leads, receiver power connections, telemetry module wiring
- Robotics: Servo signal extensions, encoder leads, limit switch wiring
- Industrial & IoT: Sensor-to-controller wiring, panel instrument leads, PLC I/O connections
- Prototyping & Repair: Breadboard-to-PCB jumpers, harness repair, custom cable assembly
Selecting the Right Length
Choose the shortest length that comfortably reaches your connection point with a small service loop. Excess wire adds weight, increases EMI susceptibility, and creates harness clutter. For most PCB-to-PCB connections within an enclosure, 10–20cm is sufficient. For panel-to-board runs or external sensor leads, 30–50cm provides the flexibility needed for routing and maintenance access.
Compatibility
The crimped terminal is compatible with all standard JST XH series 2-pin housings (JST part: XHP-2) and any PCB header with 2.54mm pitch and XH-compatible locking geometry. The bare wire end accepts Dupont 2.54mm housings, Phoenix Contact screw terminals, or direct PCB soldering. This cable is cross-compatible with third-party XH-style connectors from Molex, TE Connectivity, and generic Chinese manufacturers using the XH 2.54mm standard.
Housing not included. This listing is for the pre-crimped wire only. For complete connector kits including housings and terminals, see our JST XH Connector Kit listings.

