Sargent Power Supplies are UL Class 2 Listed devices with 12V and 24V models. They have integral battery charging for sealed lead acid gel/cell batteries during line voltage failures (737 batteries sold separately). The units offer fused line voltage inputs, providing one, four, or eight DC outputs based on the model. Individual circuit control is possible with slide switches and LED indicators. DC short circuits are confined to their respective zones, and a fire alarm interface is included as standard.