2 Batteries, 1 Alternator Negative Ground 4.5"L X 4.55"W X 2.52"H (114mmL X 116mmW X 64mmH) I/O Studs 1/4-28 Thread Blue Aluminum Finned Heat Sink, Press Fit Diodes, Welded Connections Can Be Wired For Sense E-Terminal For Excitation Function To Voltage Regulator Arco# BI-1202-3A
2 Batteries, 1 Alternator Negative Ground 6.5"L X 4.55"W X 2.52"H (165mmL X 116mmW X 64mmH) I/O Studs 5/16-18 Thread Blue Aluminum Finned Heat Sink, Press Fit Diodes, Welded Connections Can Be Wired For Sense E-Terminal For Excitation Function To Voltage Regulator Arco# BI-1202-3A