JST-XH 4-Pin Connector Reference
4-pin rectangular connector
What is the JST-XH pinout?
The JST-XH 4-Pin Connector Reference has 4 pins. Pin 1 is Pin 1 (reserved). Pin 2 is Pin 2 (reserved). Pin 3 is Pin 3 (reserved). Pin 4 is Pin 4 (reserved).
JST-XH is a family, not one fixed wiring standard. This page provides a common 4-pin cavity reference used in low-current harnesses so documentation can stay consistent between connector and board drawings.
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Pin Assignment Table
| Pin | Signal | Type | Description |
|---|---|---|---|
| 1 | Pin 1 | reserved | JST-XH cavity 1 |
| 2 | Pin 2 | reserved | JST-XH cavity 2 |
| 3 | Pin 3 | reserved | JST-XH cavity 3 |
| 4 | Pin 4 | reserved | JST-XH cavity 4 |
Signal Types
Reserved
Common Applications
Battery balance leadsLow-current board harnessesSensor looms
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Use the pinout as a working reference now, then jump to the full library or the next workflow when you need it.
Map this connector into your BOM workflow →The JST-XH connector has 4 pins: Pin 1 (Pin 1), Pin 2 (Pin 2), Pin 3 (Pin 3), and Pin 4 (Pin 4). Common in Battery balance leads and Low-current board harnesses.
JST-XH 4-Pin Reference
JST-XH is a family, not one fixed wiring standard. This page provides a common 4-pin cavity reference used in low-current harnesses so documentation can stay consistent between connector and board drawings.
Why Use Interactive Diagrams?
- Accuracy: Hover over pins to see exact signal names and descriptions
- Clarity: Color-coded by signal type (power, ground, data)
- Printable: Export clean diagrams for shop floor reference