This power supply is designed for installation with multiple detectors and/or remote displays. The internal charger is EN54-4 approved and there is space for up to 38Ah batteries. With 4 separate fused outputs, this is a very versatile unit which can deliver to a combined, 24 Vdc, load of up to 2 amps.
The front cover supports 2 LEDs to provide visual indication of Healthy status (OK) or fault condition and various knockouts exist to provide convenient cabling access to detectors, remote displays or subracks.

Downloads:

VPS-220-E Datasheet