ProIsoCharge Series ModelProIsoCharge120 1•2 Part No. 23121System Volts DC 12Max DC Amps 120 AmpAlternator Input1Battery Outputs 2Size 5.35″(l) x 5.875″(w) x 3.125″(h)Weight2 lbs Significantly Smarter…ProIsoCharge delivers digitally controlled alternator output…Continue readingProMariner ProIsoCharge Battery Isolator 120Amp 1-Alt 2-Bat – 12V [23121]