The Autocall RPS-424 is a TFX Series power supply unit for legacy Autocall fire alarm systems, identified by Autocall part number 910683. The RPS-424 provides regulated power output to support fire alarm control panel and ancillary circuit functions in Autocall TFX Series installations.
Autocall is a legacy fire alarm brand historically associated with Grinnell and now part of the Kidde/Carrier family of fire protection products. TFX Series panels and components like the RPS-424 remain in service in commercial and industrial facilities across North America. Life Safety Consultants specializes in sourcing discontinued and legacy fire alarm power supplies to support ongoing system maintenance.
- Series: Autocall TFX Series
- Component Type: Power Supply
- Autocall Part Number: 910683
- Brand: Autocall (Kidde / Carrier, formerly Grinnell)
- SKU: RPS-424
- Application: Legacy Autocall TFX Series fire alarm system power supply replacement
Contact Life Safety Consultants for ordering or technical support for the Autocall RPS-424 TFX Series power supply and other legacy Autocall components.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 4.5 × 7.5 × 2 in |
| Condition | Reconditioned w/ one year warranty |
| Part Type | Power Supply |
| Compatible Panels | Autocall TFX Series fire alarm systems |
| Component Type | Power Supply, Series: TFX, Part No: 910683, Brand: Autocall (Kidde/Carrier) |






