Blue Sea Systems Automatic Charging Relays (ACRs)

Blue Sea Systems Automatic Charging Relays (ACRs)

Blue Sea Systems Automatic Charging Relays (ACRs)

Are you tired of constantly monitoring and manually switching between batteries on your boat? Look no further than the Blue Sea Systems Automatic Charging Relays (ACRs). These innovative devices are designed to simplify and automate the charging process, ensuring that your batteries are always ready to go when you need them.

Why Choose Blue Sea Systems Automatic Charging Relays?

Blue Sea Systems is a renowned name in the marine industry, known for their high-quality and reliable products. The Automatic Charging Relays are no exception. Here are some reasons why you should consider using them:

1. Easy Installation

The ACRs are designed for easy installation, making it a hassle-free process for boat owners. With clear instructions and user-friendly interfaces, you can have the relays up and running in no time.

2. Intelligent Charging

These relays are equipped with advanced technology that allows them to intelligently manage the charging process. They automatically sense the voltage of the batteries and switch between them accordingly, ensuring that each battery receives the optimal charging current.

3. Voltage Sensitive Relay (VSR) Technology

The ACRs utilize Voltage Sensitive Relay (VSR) technology, which eliminates the need for manual switching. When one battery reaches a certain voltage threshold, the relay automatically connects the second battery to the charging system. This ensures that both batteries are charged simultaneously and efficiently.

Frequently Asked Questions

Q: Can I use the ACRs with different types of batteries?

A: Yes, the Blue Sea Systems Automatic Charging Relays are compatible with various battery types, including lead-acid, AGM, and gel batteries.

Q: Do I need any additional accessories for installation?

A: The ACRs come with all the necessary accessories for installation, including mounting screws and wiring harnesses. However, you may need additional cables depending on your boat’s setup.

Q: Are the ACRs waterproof?

A: Yes, the ACRs are designed to withstand harsh marine environments and are fully waterproof.


The Blue Sea Systems Automatic Charging Relays (ACRs) are a game-changer for boat owners. With their easy installation, intelligent charging capabilities, and compatibility with various battery types, they offer a convenient and efficient solution for managing your boat’s batteries. Say goodbye to manual switching and enjoy a worry-free boating experience with the Blue Sea Systems ACRs.