Description
Blue Sea 7610 120A Auto Charging Relay | Boat Supply Store
Maintain optimal battery health and protect sensitive electronics by automatically managing dual battery banks with this robust relay. Designed for 12/24V DC systems, it handles up to 120A, ensuring charging current is directed effectively. Its IP67 waterproof rating and ignition protection make it suitable for demanding marine environments, including gasoline-powered vessels.
Key Features
- Automatically combines battery banks during charging and isolates under discharge
- 12/24 Volt auto-ranging voltage input
- IP67 waterproof rated for temporary immersion
- Ignition protected for safe use on gasoline-powered boats
- Supports high-output alternators up to 120 Amperes
- Hermetically sealed contacts for vaporproof operation
- Remote LED output indicates relay operational status
- Clip-on cover protects and insulates terminal connections
Specifications
| Product Specifications | |
|---|---|
| Amperage Rating | 120 A |
| Voltage | 12/24V DC Auto-Ranging |
| Waterproof Rating | IP67 |
| Ignition Protected | Yes |
| Terminals | Tin-plated copper studs (7/8" length), 1/4" x 0.031" quick connect |
| Dimensions | N/A |
Who This Is For
Boaters with dual battery systems seeking automated charging and isolation to safeguard sensitive electronics and ensure battery longevity. This relay is ideal for those demanding reliable performance in diverse marine conditions.
How It Compares
| Feature | Blue Sea 7610 120A Auto Charging Relay | Competitor |
|---|---|---|
| Amperage Rating | 120 Amperes | 210 Amperes, 100 Amperes |
| Voltage | 12/24V DC Auto-Ranging | 12/24V DC, 12/24V DC |
| Waterproof Rating | IP67 | IP67, IP67 |
| Ignition Protected | Yes | Yes, Yes |
| Remote LED Output | Yes | Yes, Yes |
Common Concerns Answered
Is the setup process complicated?
While initial setup and understanding the LED indicators may require a brief learning curve, the benefits of robust battery management outweigh this minor complexity. The included manual provides detailed instructions.
Are there any known issues with reliability?
The Blue Sea 7610 generally receives positive feedback for its reliability and effective battery management. Occasional reports of premature failure are rare and do not reflect typical user experiences.
Is the cost justified compared to simpler switches?
The higher cost reflects advanced automation, superior protection features like IP67 waterproofing and ignition protection, and the robust construction necessary for high-amperage marine applications, offering superior long-term battery health and system protection.
Frequently Asked Questions
What is an Automatic Charging Relay (ACR) and how does the Blue Sea 7610 work?
An ACR automatically senses when one battery bank is receiving a charge (typically from the alternator) and connects it to the other battery bank, allowing both to charge. When charging ceases, it isolates the banks to prevent discharge of the starting battery.
What is the amperage rating of the Blue Sea 7610 SI-Series Automatic Charging Relay?
The Blue Sea 7610 has an amperage rating of 120 Amperes, making it suitable for high-output alternators and charging multiple battery banks.
Can the Blue Sea 7610 be used with 12V and 24V systems?
Yes, the Blue Sea 7610 features auto-ranging voltage input and is compatible with both 12V and 24V DC electrical systems.
What is the purpose of the remote LED output on the Blue Sea 7610?
The remote LED output allows you to connect an external LED indicator, providing a visual cue for the relay's operational status, such as when batteries are combined or if a lockout condition is present.
How does the Blue Sea 7610 protect sensitive electronics during engine cranking?
During engine cranking, the relay senses the voltage drop and temporarily isolates the house battery bank from the starting battery. This prevents sudden voltage spikes from reaching and potentially damaging sensitive electronic equipment.
