Spare · fits any 10 m piece (DS/US/AUD-1)
| Pin | Wire | Signal |
|---|---|---|
| 1+ | Red | V+ 24 VDC |
| 1− | Yellow | SPI Data |
| 2+ | empty | not used |
| 2− | Black | GND |
Pin map of record: KG3 nl4-spi wire standard. Pin 1+ and 1− carry power + data, 2− is ground, 2+ stays empty. Both leads are wired identically (straight through): the IN lead receives from the controller or previous segment, the OUT lead passes to the next segment. Ferrule every conductor at screw-terminal ends.