Great product! Wanted to let you know the True Smart Battery Isolator we purchased from you is the simplest most trouble-free system I’ve ever used for battery isolation. Swayne T. ,
Case Study: How to Earn Trust from Client Through Product Quality
Mr. TRUE, Welcome to my circle of friends you’ve earned it. Challenge Wayne needed a reliable battery isolator system for multiple vehicles—each with demanding electrical setups. His biggest concern: preventing battery drain while ensuring seamless power delivery for accessories like light bars and electric motors. Solution TRUE® provided a Smart Battery Isolator (SBI) and later […]
More Stereo and Lights with TRUE Universal Dual Battery Kit
Wham Bam thank you man! Just returned from a 6 day long trip on my Yamaha Rhino and we were the only one of the three units that did not have starting problems due to battery discharge situations. All three had dual batteries but I was the only one with the TRUE Universal Dual Battery […]
QUAD BOSS FAILURE Testimonial
Thanks for the great product and the quick shipping! The TRUE UTV Dual Battery Kit was easy to understand and took all of about 15 minutes to install in my Polaris RZR. I replaced a QUAD BOSS battery isolator unit I had purchase earlier this year. With that kit I had water intrusion and the […]
How to wire the Dual Battery Isolator
The isolator from www.dfna.info is the simplest of all isolators to install. The “dual sensing” feature of this battery isolator makes it impossible to install backward. Wiring is accomplished by:
Verifying the function of the TRUE isolator
How to test the dual battery system? The TRUE isolator is a sophisticated programmed voltage sensitive relay. Although the programming is sophisticated and complex the operation is basically simple. It functions by sensing the voltage available in your electrical circuit and connects (closes) or disconnects (opens) according to programmed threshold and timing factors. It is […]
Guides in Using TRUE® Smart Battery Isolator?
A 12V automatic battery isolator provides you with an additional power system and allowing you to keep the primary battery fully charge for starting the engine of your vehicle. This would save power of the starting battery especially when the charging source becomes insufficient. This is a hybrid type of technology being applied, utilizing state-of-the-art device and […]
Latest Testimonials
Dear Dennis, I wanted to send you a note to say happy holidays and thanks for selling me on the idea of using your new battery isolators. My little shop is now installing about 10 of these a month on both new and older model boats. I can honestly tell you I disliked using […]
Customer Testimonials
Dr. Hogan, I received the BSR’s and dual battery kit last weekend. I must admit I was skeptical of the ease of installation and the price was a little higher than the battery isolators at Wallmart but after talking with you I decided to give this a try. I have installed diode type isolators before […]
How a battery isolator works in your boats and vehicles?
What does a battery isolator do? Check out the latest innovation in SBI technology, learn what the LITHIUM battery isolator can do to your batteries. An automotive electrical system produces enough electrical power for an automobile to run the ignition system, charge the battery again and supply power for electronic devices inside the vehicle. Some vehicles […]
