Connecting two car batteries to your vehicles alternator while adding in an isolator of some sort to keep the batteries separate isolated. Published on jan 4 2019 step by step battery isolator install 12v 140 amp dual battery isolator by keyline chargers voltage sensitive relay vsr pro dual battery kit.
Ultimate Guide To The Best 12v Dc Dual Battery Isolator In 2020
Dual battery isolator install. There is no way for power to flow between your two battery systems so you cant accidentally drain the starter battery. The two batteries your vehicles starting battery and your auxiliary battery are two separate isolated systems. A dual position switch positive and negative charge battery post clamps the isolator relay battery cables the switch wiring harness and mounting hardware. This type of isolator installation is slightly different from the other options. It uses a microprocessor controlled battery isolator which protects the start battery from excessive discharge while allowing the auxiliary battery to supply charge to non essential loads. A dual battery isolator set up poses no risk of killing your starting battery because the starting battery is not used for powering devices.
It allows the second battery to be fully dedicated to the sound system and does not create a. It is a direct swap with the single fuse holder. Install the fuse holder intended for dual battery use. With those items installed you have completed the install of the new hardware. Rather than going the cheap route with mechanical solenoid as a dual battery isolator setup the ctek d250s gives you a smart computerized dual battery isolator solar charge controller and 5 stage battery charger built into an easy to install unit. It looks like the blue sea systems 7622 acr you have to manually isolate the batteries.
A dual battery with an isolator for those who dont know is pretty much what it sounds like. A full kit like that made by rugged ridge includes all the parts you need. Purchasing a complete dual battery wiring kit makes a diy installation simple. Also connect the negative cable lug from the engineground and the negative accessory wire to either of the negative battery posts and make sure all terminal nuts are tight. The nxv bir200 isolator is the perfect solution when adding a secondary battery to your audio system. The isolator is wired in between the alternator and the starter battery.
A dual battery setup involves more than just installing a second battery though. I purchased my holder pn 19116352 and cover pn 15881616 from gmpartseast. In order for the dual battery system to operate properly you need a crossover cable between the negative terminals of the two batteries. A dual battery can be located in an engine bay in a vehicle cabin or in a load space as pictured in this amarok.
Gallery of Dual Battery Isolator Install
