Returns are easy
You may return items within 30 days of delivery for a refund.
FREE Shipping on orders over $49.
Simply Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, Simply Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
Simply Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).
A4BT800 - Mersen - 800 Amp Fuse
The high interrupting rating of the A4BT800 - Mersen - 800 Amp Fuse makes it ideal for protecting mains, feeders, and general circuits. With a 10-second time-delay at 500% of fuse rating, it is perfect for large motors and other high inrush current loads. You can safely apply the A4BT fuse to normal loads up to its full ampere rating, allowing for 100% rating of equipment.