Relay Output / Power Supply Module DSC PC4204 MAXSYS Description The PC4204 module is a power supply and relay output module designed for DSC Maxsys security systems. It features four programmable "C" type relays (rated at 2A at 30VDC) and supports up to 16 modules for system control expansion. The module is fully supervised for AC power failure, low battery, and auxiliary power failure, ensuring reliable operation. Additionally, Relay 1 can reset the Combus module, enhancing system stability. Features Four programmable "C" type relays (rated 2A at 30VDC). Supports up to 16 modules for system control expansion. Full supervision for AC power failure, low battery, and AUX port failure. Relay 1 can reset the Combus system, enhancing system stability. Can be connected up to 1000 feet from the control panel via the Combus system. Still in its box