Class L Fuses

Mersen A4BY Class L Time-Delay Blade Fuse, 600VACThe Mersen Amp-Trap® A4BY is a Class L, time-delay fuse built for protecting service entrance equipment, feeder circuits, and circuit breakers, rated...

Mersen A4BY Class L Time-Delay Fuse, Blade Terminal, 600VAC/300VDCThe Mersen A4BY Class L Time-Delay Fuse delivers reliable circuit protection for high-amperage applications, rated 3000A with dual...