| Brand | RTS |
|---|---|
| Type | Intercom System Power Supply |
| Model | PS31 |
Check the listing for details. RTS Telex PS31 TW Intercom System Power Supply PS-31. Condition: Used. Listed at 167.00 USD. This is one of them. The device supplies 32 volts of regulated DC power to each of three intercom channels. It has short circuit and thermal overload protection, with automatic recovery when the fault is removed.