High Interrupting Capacity – 20,000 Amp Interrupt Rating (AIC):
Safely handle very high short-circuit currents.
Extremely Fast Short-Circuit Response:
Designed to blow quickly on both overloads and short circuits, offering rapid protection.
UL Rated for DC Applications under UL 198L:
Class T fuses are UL-listed, meaning they meet specific safety standards for electrical protection.
Meets UL 248-15 Regulatory Specifications:
Ensures Class T fuses meet safety and performance standards for use in various electrical applications.
Recommended by Most Inverter Manufacturers:
The go-to for circuit protection when installing inverters and inverter/chargers.
Ideal for Lithium Battery Banks:
Commonly used as a main fuse for large battery banks, especially those using lithium batteries.
Blue Sea Class T Fuses – 110A to 400A
From $55.99
Trade pricing available — sign inClass T fuses are UL-listed, fast-acting, current-limiting fuses designed for space-saving, high-current protection. Known for their high interrupting capacity, Class T fuses are suitable for applications like main battery fuses, especially for lithium batteries. Ideal circuit protection for inverters and inverter/chargers.
Only logged in customers who have purchased this product may leave a review.
Same-Day Shipping
Most orders placed before 1:00 PM on business days ship same day from our California warehouse. Expedited overnight and 2-day options available at checkout.
Returns & Warranty
We offer a 30-day return policy for unused items in original packaging. Manufacturer warranties apply to all products.
Not sure this is the right product?
Our USA-based technical team can help you size your system. Mon-Fri 8AM to 4:00PM PST.