Found the same price or less? Contact us and we'll beat it.
Authorized SunGold Power Dealer
Easy 30-Day Returns
Friendly Expert Support
When you invest in a high-capacity battery bank, solar energy system, marine electrical setup, or backup power solution, protecting that investment becomes just as important as generating and storing power. The SunGold Power 400 Amp DC Breaker is designed to provide dependable circuit protection for demanding DC applications so that homeowners, RV travelers, off-grid users, and mobile professionals can operate their systems with confidence.
Built with a thermal magnetic trip mechanism, this heavy-duty DC circuit breaker helps safeguard valuable electrical equipment from overloads and short circuits while also functioning as a convenient disconnect switch for maintenance and system servicing. Whether you're managing a residential battery backup system, powering a large RV electrical setup, outfitting a marine vessel, or operating a remote worksite, this breaker delivers the protection your system needs to perform safely.
The built-in thermal magnetic trip system quickly detects overloads and electrical faults. It automatically interrupts power flow to help protect batteries, inverters, solar equipment, and other valuable components from damage, helping extend the life of your entire power system.
Rated for 400 amps, this DC breaker is built for large battery banks, solar installations, marine systems, and backup power setups. It provides dependable protection for high-capacity electrical systems that require strong and reliable circuit management every day.
This breaker also works as a manual disconnect switch, allowing users to safely isolate electrical circuits during maintenance or repairs. It helps reduce risks when servicing equipment and makes system upgrades more convenient and efficient.
Short circuits can cause serious equipment damage if left unchecked. This breaker reacts quickly to fault conditions, stopping dangerous current flow before it reaches connected devices, helping improve safety and reliability throughout the entire system.
The front-access design simplifies installation and operation in battery compartments, electrical cabinets, and power systems. Users can easily access the breaker when needed, making inspections, maintenance, and adjustments more convenient in tight spaces.
Designed for solar systems, UPS units, battery banks, datacenters, boats, and mobile power setups, this breaker offers versatile protection for many environments. Its flexible design makes it suitable for both professional installers and experienced system owners.
Constructed for demanding power environments, this heavy-duty DC breaker is designed to deliver consistent protection over time. Its durable construction helps support dependable operation in residential, commercial, marine, and off-grid power applications.
SunGold provides a limited warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
Yes! Outbound Power is an Authorized Dealer for every single brand and product on our store.
Shipping times vary depending on your location and the product or products ordered.
Order Processing Time
Most products are processed within 1-3 business days. If there is a delay in processing your order, we will alert you with as much information as possible about what to expect.
After order processing is complete, you will receive tracking information to monitor your order while it is in transit.
Order Shipping Time
Following processing, it may take between 3 and 8 days to arrive, depending on your location.
Please refer to the product page for your item and reference the estimated delivery time frame for more details.
Additionally, you can see the estimated delivery time frame during checkout and receive a tracking number once your order ships.
Everything on our store ships for free. Really!
Most items may be returned within 30 days of delivery. Please refer to our Returns & Exchanges policy to determine what items are eligible. Returns are not accepted beyond 30 days following delivery.
Everything sold on our website is brand-new.
No — we price BEAT! Please refer to our Price Beat Promise for full details.
placeholder
