Apc Ups Serial Cable Pinout

The serial cable pinouts are proprietary.

Apc ups serial cable pinout.

Should work with apc powerchute or apcupsd ups server for linux. Pinout of apc usb cable schematic and layout of 10 pin rj50 10p10c male connector and 4 pin usb a or usb b plug connectorapc part 940 0127b 940 127c and 940 0127e. Apc smart ups db9 cable apc part 940 0024c 940 0024b 940 0024d or 940 1524 black cable. Ups communications cable smart signalling 15 4 5m db9 to rj45 ap940 1525a ups cables that provide dedicated connections between apc upss and desktops workstations and servers.

If the serial cable is anything other than an apc 940 0024 or a 940 0020 the ups will sense voltage on the wrong pins and power everything down. I cannot get my sua 1500 to communicate with my win7 ultimate 64bit system and can t figure out why. Should work with apc powerchute or apcupsd ups server for linux. Compatible with most apc upss that have a db9 serial port.

Pinout of apc rj12 serial cablerj12 to db9. Find your pinout in our database. Compatible with rack pdu ap78xx ap79xx ap86xx ap88xx ap89xx and 2g rack automatic transfer switches ap7752 ap7752 ap7730 ap7732 ap7721 ap7723. Do not connect the serial cable if it is.

Having configured a number of smartupses with ap9606 in my time i do not remember ever having had the need for an apc proprietary serial cable. Pinout of apc smart ups cable and layout of 9 pin d sub male connector and 9 pin d sub female connectorapc part 940 0024c 940 0024b 940 0024d or 940 1524 black cable. This is due to the proprietary pinout of apc smart ups serial cables. My serial ports check out fine using a loopback connector and other serial devices but i don t know how to veriify that the ups serial port is working usb works fine.

Apc serial cables will always have part number clearly marked on the connector end of the cable. The documented pinout looks like a simple null modem cable swapping the tx and rx pins. Always make sure a proper apc serial cable is being used. A smart ups will turn off if a standard serial cable is connected.