| Pin # | Signal Type | 
| 1 | N/A | 
| 2 | AC Failure (Contact Closure) | 
| 3 | N/A | 
| 4 | Common | 
| 5 | Battery Low (Contact Closure) | 
| 6 | Rx (RS232) and Turn Off UPS (Contact Closure) | 
| 7 | Common | 
| 8 | N/A | 
| 9 | Tx (RS232) | 
| Pin # | Signal Type | 
| 1 | N/A | 
| 2 | AC Failure (Contact Closure) | 
| 3 | N/A | 
| 4 | Common | 
| 5 | Battery Low (Contact Closure) | 
| 6 | Rx (RS232) and Turn Off UPS (Contact Closure) | 
| 7 | Common | 
| 8 | N/A | 
| 9 | Tx (RS232) |