The new 632RF modular access control power supply from Security Door Controls of Westlake Village, California, is specifically designed for the power and interfacing of access controls, electric locking devices, monitoring contacts, egress devices, and remote controls. The UL-listed power supply features a field-selectable 12/24 VDC, two-amp, Class 2 output. It also has a fire emergency release input with automatic reset and manual reset capabilities. Options include four or eight fused outputs and a choice of ten different single- and multi-station control and logic modules. Modules include a choice of conventional relays, latching and timing relays, high inrush 16-amp power boosters, dual-function relays, and microprocessor-based field-programmable controllers.