Blue Sea 7610 SI-Series Automatic Charging Relay. Blue Sea 7610 120 AMP SI-Series (starting isolation) Automatic Charging Relay. Automatically combines batteries during charging, isolates batteries when discharging and when starting engines. Designed for 12 or 24 volt systems.

Nominal Voltage - 12V DC, 24V DC
Start Isolation - Yes
Amerage Operating Current - 175mA (combined), 15mA (open)
Terminal Stud Torque - 140 in-lb (15.82 Nm)
Continuous Rating - 120A
Intermittent Rating - 210A (5 Min)
Cable Size to Meet Ratings - 1/0 AWG
Stud Material - Tinned Copper
Terminal Ring Diamter Clearance - 1.12in (28.45 mm)
Terminal Stud Length - 0.875in (22.23 mm)
Terminal Stud Size - 3/8" - 16(M10)
Weight - 1.25lb (0.57 kg)