Fuse A3T (Class T) 200 Amp
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Protect high-amperage DC electronics with a fast-acting Class T fuse engineered for quick short-circuit response—ideal for inverter and battery bank protection.
Key Features
- Fast short-circuit response for high-amperage electronics equipment such as inverters.
- 20,000 Amp interrupt capacity (AIC), UL rated for DC applications under UL189L.
Intended Use
- DC inverter systems
- Marine, RV, and battery-based DC power distribution protection
- High-current battery and power electronics short-circuit protection
Product Details
- Fuse: A3T (Class T)
- Amperage: 200 Amp
- Fuse SKU: 661-5116
- Category: Breakers, Fuses & Fuse Holders
Parts Desk Insights
Best Use Case: Use this 200A Class T (A3T) fuse as part of a properly matched Class T fuse protection setup for DC inverter power systems—placing it close to the source (such as the battery positive) typically helps ensure rapid protection during a fault.
Common Issues: Common service issues with Class T fuses involve selecting the correct fuse holder size for the fuse and confirming the fuse rating matches the system design. If a fuse won’t seat in the holder, verify you have the correct Class T fuse holder intended for this fuse’s size and terminals, and check mating surfaces for proper contact.
Related Products & Accessories
- Fuse Holders for Class T Fuses - Pair this fuse with the correct Class T fuse holder for your system.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.