Command Access PS220/PS220B UL 6E/CSA Linear with 2-I/0 Power Supply The PS220/220B power supplies input 110-120VAC and deliver (2) amps @ 24VDC to (2) PTC fused outputs. It also provides (2) solid-state input triggers, protects system relays from shorts, grounds and surges. Its linear design makes it a perfect match for solenoid and motor driven exit devices, electric locks, electric strikes, and mag locks. PS220 = no battery back up PS220B = with battery back up Built to run up to 2 locks, exit trim & LP motor / solenoid kits Linear design ensures ample inrush/ hold current for latch retraction Door-mounted LED Power Indicator Easy to remove euro connectors Enclosure dimensions: PS220 (11” W x 11” H x 4” D) - PS220B (13” W x 15.5” H x 5” D). SPECIFICATIONS Input Voltage: 120 VAC, 60 Hz, Input Fuse: 2 Amp Fuse @ 250VAC Output Voltage: 2A @ 24VDC 2 Solid State I/O’s - 1 A auto resetting fused outputs Power tap: .5A @ 24VDC Over-voltage protection Output Voltage trim pot Battery Backup (PS220B): Regulated, independent battery charging Automatic uninterrupted backup circuit Battery cables included Requires (2) 12VDC 7AH batteries Batteries not included Fire Alarm: Fire alarm link Electrical: Temperature range: 0 to 49° C; 32 to 120° F Maximum humidity: 85%