How to Wire a Dual Battery Isolator?

Answer Most modern (post-1985) automobiles contain hundreds of electronic components. Modern cars also employ high-power alternators to provide the necessary electrical power for them to function.With old... Read More »

Top Q&A For: How to Wire a Dual Battery Isolator

How to Troubleshoot a Dual Battery Isolator?

A battery isolator is an important part of a multi-battery electrical system. When it is operating properly, it ensures that both vehicle batteries are charging when they should be, and that the ve... Read More »

How to Install a Dual Battery Isolator on a Race Car?

Race cars require the maximum level of power from their battery at all times. The high energy ignition systems along with the numerous electric fans and pumps that are used to cool braking componen... Read More »

How to Wire a Trailer Battery Isolator?

Many trailers are equipped with batteries, both for the operation of 12-volt lighting and outlet circuits and for the operation of a breakaway braking system. These batteries are charged via a blac... Read More »

How to Wire a Battery Isolator in a Camper?

A battery isolator is a necessity in any camper that uses a separate battery to power lights and other accessories when the engine is off but recharges when the engine is on. An isolator performs t... Read More »