Mersen A3T400 Class T Fast-Acting Fuse | 400A, 300VAC/160VDC

The Mersen A3T400 is a Class T fast-acting fuse engineered for high-performance overcurrent protection in compact electrical systems. Rated at 400 amperes, it supports up to 300 VAC and 160 VDC, making it suitable for both AC and DC applications. With a high interrupting capacity of 200 kA AC and 50 kA DC, this fuse ensures rapid response to overcurrent events, minimizing potential damage to equipment. Its compact design features a glass melamine body for superior dimensional stability and blade terminals with stamped catalog numbers for permanent identification. Common applications include load centers, panelboards, switchboards, circuit breakers, and metering centers.