Ajax Power Supply 12-24V 1A , I/P: 8-32VDC, O/P: 4.65 V ± 5%, Switch On Voltage : 8VDC ± 2.5%, Switch-Off Voltage:7-7.5VDC Depending On Load, {Compatible with: HUB2 – HUB2 PLUS CONTROL PANELS & REX2 SINGNAL RANGE EXTENDER}, 98x70x17mm, 26g