Our 250 AMP dual battery controller includes a three position switch to control the second battery through the operation of the solenoid.
- Switch position one isolates the auxiliary battery. No light.
- Position two connects the auxiliary battery while the ignition is on. Green light.
- Position three connects the auxiliary battery at all times. Red light.
Kit includes solenoid, toggle switch, pre-terminated wire/connectors, fuse holder, fuse and mounting hardware.
Need battery cables? Part #40100 is perfect for a front mount battery. Part #40105 is perfect for a remote mount battery.
Have two auxiliary batteries? Use the 40102 and an add on solenoid kit part #40112 to control them.