Blue Sea ML Series HD Auto Charge Relay 12V with Manual Control

ML SERIES AUTOMATIC CHARGING RELAY (Magnetic Latching) 500 Amp magnetic latching (bi-stable) relay automatically combines batteries during charging and isolates batteries when discharging and when starting engine 500 Ampere continuous rating Bi-Stable Magnetic Latch (ML) draws very low current in the ON state Start Isolation (SI) can be configured for temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics Engine Isolation (EI) can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output Manual override knob provides an added level of safety allowing manual ON-OFF control with or without power while offering LOCKED OFF capability for servicing Senses charging on two battery banks 3/ 8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance 7/ 8" (22mm) stud length accepts multiple cable terminals Label recesses for circuit identification Silver alloy contacts provide high reliability for live switching