MaySpare 200 Amp Mobile Audio Continuous Relay and Battery Isolator High Current Relay 12VDC

Key features

• Function: An isolator is used to combine two batteries when a alternator is charging ( engine running) and isolate them when not charging ( engine off) so you can still start your vehicle
• Voltage: 12VDC/ Dimensions: 2-3/8"W x 2-3/8"D x 3-3/4"H/Power Handling: Continuous power handling of 200 amps/ Surge Power Handling: 300 amps
• Advantage: Does not create a voltage drop to the second battery like conventional isolators
• Wrie Diagram : Connect the two small studs one to ground the other to an ignition on source from fuse box , the order on the large/ small studs does not matter
• 100% New and High Quality; 1 Year Warranty and Free Return and Refund