Product introduction:The input is AC110/220V single output DC 12V33A for CCTV camera power supply 400W also called Switching Power SupplyProduct parameter:Item ModelHSJ-400-12DC output12V 33AOutput current range0-33AOutput power (Watts)400WWave and noise120mVp-pInlet stability±0.5%Load stability±1%Working efficiency82%DC volt adjust range10.5-13.8VAC input voltage range90~132VAC/180~264VAC (by switch) 47~63Hz;248~370VDCOverload protection105%~135%, Pulsing hiccup shutdown; Reset, auto recoveryOver-voltage protection15-16VHigh-temp protectionRTH3>=65°C FAN ON<=55°C FAN OFF>=80°C Cut off outp
AC110/220V Single Output DC 12V33A CCTV Camera Power Supply 400W Switching Power Supply