400 Amp DC Breaker - SunGold Power High Current Circuit Protection
SAVE! 3–5% with bank transfer on orders over $5,000
SAVE! 3–5% with bank transfer on orders over $5,000
This Heavy Duty 400 Amp Battery Disconnect Switch / DC Circuit Breaker is designed for high-current DC systems where reliable circuit isolation and protection are required. It can be used to disconnect power for maintenance or safety while helping protect equipment from electrical faults.
The unit includes thermal magnetic trip protection, which helps guard against overload and short circuit conditions. Its heavy-duty design makes it suitable for demanding DC applications such as marine battery systems, trolling motors, solar installations, UPS systems, and other battery-powered setups.
The breaker is designed for front-access installation, allowing electrical accessories to be installed inside compartments while remaining easily accessible.
At King of Generators, we’re proud to be a verified dealer of Sungold Power products. We are committed to providing exceptional customer service and ensuring your satisfaction with every purchase. Please review our warranty and return policies below, which are in line with Sungold Power’s official terms.
Sungold Power offers a warranty period ranging from 1 to 25 years, depending on the specific product. The warranty period begins on the original date of purchase by the end consumer.
To validate the warranty, customers must provide proof of purchase, such as the original sales receipt or another acceptable form of documentation.
We offer a 30-day return window on Sungold Power products. Returns are accepted under the following conditions:
Return shipping will be covered by Sungold Power for the following reasons:
Carrier damage
Defective or faulty product
Product not as described or advertised
Incorrect item shipped
Additional product received in error
For all other return reasons, the customer is responsible for round-trip shipping costs. Note: Free shipping promotions apply only within the continental United States.
To qualify for a return:
Items must be unused, unmodified, and undamaged
Items must be in original packaging
Return requests must be made within 30 days of delivery
Returns requested after 30 days may be considered on a case-by-case basis and require special approval.
Before sending a return, please email our team at info@kinggenerators.com with the following:
Order number
Photo or video evidence (if applicable)
Original packaging and item details
After your return is received and inspected, we will notify you regarding the status of your refund. If approved, the refund will be issued to your original payment method within several business days.
Orders may be canceled for a full refund within 72 hours of placement, provided the order hasn’t yet shipped. If the item has already shipped, the customer will be responsible for return shipping costs.
For used products, the warranty coverage is as follows:
Within 30 days of purchase: Sungold Power covers all shipping and repair costs for naturally occurring issues.
Within 1 year of purchase: Sungold Power covers repair costs; the customer covers round-trip shipping.
Please note that Sungold Power is not responsible for after-sale service of products purchased outside of authorized dealers. Accessories may be purchased separately, but after-sale support for accessories is limited.
Warranty does not cover:
Damage from misuse, abuse, or modification
Accidental damage
Unauthorized repairs or disassembly
Products used outside of standard consumer use
Modified products will be returned at the customer’s expense.
If your product fails to operate within 30 days, Sungold Power will issue a replacement, which inherits the original product’s warranty period. If the issue is caused by improper use, only troubleshooting assistance will be provided. Replacement parts under warranty will be sent upon request.
If you have any further questions about our warranty or return policies, please don’t hesitate to contact our support team
Email: info@kinggenerators.com
Phone: (855) 799 - 2943 , Mon-Fri 9am-5pm (PST)