---
product_id: 89534731
title: "Blue Sea Systems Automatic Charging Relays (ACRs)"
brand: "blue sea systems"
price: "€ 173.09"
currency: EUR
in_stock: true
reviews_count: 3
url: https://www.desertcart.be/products/89534731-blue-sea-systems-automatic-charging-relays-acrs
store_origin: BE
region: Belgium
---

# Timer disconnect 15min-4hrs 120A high current rating Automatic battery isolation Blue Sea Systems Automatic Charging Relays (ACRs)

**Brand:** blue sea systems
**Price:** € 173.09
**Availability:** ✅ In Stock

## Summary

> 🔌 Stay charged, stay ahead — power management that works as hard as you do.

## Quick Answers

- **What is this?** Blue Sea Systems Automatic Charging Relays (ACRs) by blue sea systems
- **How much does it cost?** € 173.09 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/89534731-blue-sea-systems-automatic-charging-relays-acrs)

## Best For

- blue sea systems enthusiasts

## Why This Product

- Trusted blue sea systems brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Timer Control:** Customizable timer disconnect from 15 minutes to 4 hours lets you optimize battery usage and avoid unexpected power loss.
- • **Battery Guardian Mode:** Low voltage disconnect protects your battery life by automatically cutting power to prevent deep discharge.
- • **Power Up Without Worry:** 120 Amps silver contacts handle heavy loads with ease, ensuring your devices stay powered when it counts.
- • **Built to Last, Made in USA:** Durable flange mount design with UL certification guarantees reliable, long-term performance.
- • **Seamless Dual Battery Management:** Automatic Charging Relay intelligently combines and isolates batteries, perfect for AGM or auxiliary setups.

## Overview

Blue Sea Systems Automatic Charging Relays (ACRs) are versatile 12V battery management devices designed to optimize power usage and extend battery life. Featuring a 120 Amp silver contact rating, configurable timer disconnect (15 min to 4 hrs), low voltage disconnect, and automatic charging relay functions, these UL-certified relays intelligently manage dual battery systems, ideal for professional-grade automotive and marine applications.

## Features

- Can Be Configured To Be Used As One Of The Following Battery Saving Products; Timer Disconnect, Low Voltage Disconnect, Automatic Charging Relay Or Solenoid
- Timer Disconnect: 12V Signal Triggers Relay To Connect Battery Power To Devices, When Signal Is Removed Timer Is Activated & Will Disconnect Devices After A Preset Time. Timer Ranges From 15 Min-4 Hrs
- Low Voltage Disconnect: Senses Low Battery Voltage And Automatically Disconnects Devices, Can Be Used In Conjunction With Timer Disconnect. Will Disconnect Devices To Preserve Battery Power
- Automatic Charging Relay: Combines 2 Charging Batteries & Isolates Them When Discharging. Single Side Sensing Design Monitors Voltage Of The Start Battery. Ideal For Agm Or Larger Auxiliary Batteries

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B06XT6PDLZ |
| Best Sellers Rank | 37,341 in Automotive (See Top 100 in Automotive) 128 in Car Relays |
| Brand | Blue Sea Systems |
| Coil Voltage | 12 Volts |
| Connector Type | Screw |
| Contact Current Rating | 120 Amps |
| Contact Material | Silver |
| Contact Type | Normally Open |
| Country Of Origin | USA |
| Current Rating | 120 Amps |
| Customer Reviews | 5.0 5.0 out of 5 stars (12) 5.0 out of 5 stars |
| Global Trade Identification Number | 00632085076153 |
| Included Components | SOLENOID TIMER 120A 12VDC ATD |
| Item Type Name | SOLENOID TIMER 120A 12VDC ATD |
| Item Weight | 1.25 Pounds |
| Manufacturer | BLUE SEA SYSTEMS |
| Manufacturer Part Number | 7615 |
| Minimum Switching Voltage | 12 Volts |
| Model Number | 7615 |
| Mounting Type | Flange Mount |
| Operation Mode | Automatic |
| Specification Met | UL |
| Upc | 632085076153 |
| Wattage | 2100 Milliwatts |

## Product Details

- **Connector type:** Screw
- **Contact material:** Silver
- **Contact type:** Normally Open
- **Current rating:** 120 Amps
- **Mounting type:** Flange Mount

## Images

![Blue Sea Systems Automatic Charging Relays (ACRs) - Image 1](https://m.media-amazon.com/images/I/71uDp3hHX3L.jpg)

## Available Options

This product comes in different **Style Name** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great to charge my pickup camper
*by  on Reviewed in the United States 28 July 2025*

It works great to keep my camper battery charged while driving between campgrounds and will not discharge the truck batteries.

### ⭐⭐⭐⭐⭐ Excelente calidad Blue Sea
*by  on Reviewed in Mexico 12 January 2026*

Excelente calidad del Relé, falta probarlo, pero debe funcionar sin problemas.

### ⭐⭐⭐⭐⭐ Great product
*by  on Reviewed in Canada 31 January 2020*

Works great.

## Frequently Bought Together

- Blue Sea Systems Automatic Charging Relays (ACRs)
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---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-08-26*