APC UPS smart cable

From HwB

Cable between APC UPS and serial port of computer. Compatible with newer APC models. APC order part #940-0020C.

Contents

Pinout

Dsub9f.png

9 PIN DE-9 FEMALE to the PC.

Dsub9m.png

9 PIN DE-9 MALE to the UPS.

PC UPS
Pin Direction Pin Description
2 Arrowl.png 2 RXD
3 Arrowr.png 1 TXD
5 Arrow.png 9 Ground

Note: If you use original PowerChute software, then connect pins 4<->1 (DTR/DCD) and 7<->8 (RTS/CTS) on PC side for cable detection. The NUT software does not require these connections.

Source

See also

  • APC_UPS_cable The 'dumb' cable which can also be used to connect some APC UPSes

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