Class L
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Mersen A4BY350 Fuse - Time-Delay - Class L - 600VAC/300VDC - 350A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,197.80 -
Mersen A4BY400 Fuse - Time-Delay - Class L - 600VAC/300VDC - 400A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,208.64 -
Mersen A4BY450 Fuse - Time-Delay - Class L - 600VAC/300VDC - 450A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,197.80 -
Mersen A4BT750 Fuse - 600VAC/500VDC - 750A - Time-Delay - Class L
Mersen A4BT750 Fuse - 600VAC/500VDC - 750A - Time-Delay - Class L
Learn More...$974.74 -
Mersen - A4BY1000 Fuse - Time-Delay - Class L - 600VAC/300VDC- 1000A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$477.39 -
Mersen - A4BY3001 Fuse - Time-Delay - Class L - 600VAC/300VDC - 3001A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,953.31 -
Mersen - A4BY3500 Fuse - Time-Delay - Class L - 600VAC/300VDC - 3500A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,953.31 -
Mersen - A4BY4000 Fuse - Time-Delay - Class L - 600VAC/300VDC - 4000A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,957.69 -
Mersen - A4BY5000 Fuse - Time-Delay - Class L - 600VAC/300VDC - 5000A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$2,424.25 -
Mersen - A4BY6000 Fuse - Time-Delay - Class L - 600VAC/300VDC - 6000A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$3,028.12 -
Mersen - A4BY601 Fuse - Time-Delay - Class L - 600VAC/300VDC - 601A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$418.56 -
Mersen - A4BY650 Fuse - Time-Delay - Class L - 600VAC/300VDC - 650A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$497.64 -
Mersen - A4BY700 Fuse - Time-Delay - Class L - 600VAC/300VDC - 700A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$418.56 -
Mersen - A4BY750 Fuse - Time-Delay - Class L - 600VAC/300VDC - 750A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
* Please note the lead time for this item is around 10-12 weeks (if no further delay)
Learn More...$498.25 -
Mersen - A4BY3000 Fuse - Time-Delay - Class L - 600VAC/300VDC - 3000A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,387.38 -
Mersen - A4BY2500 Fuse - Time-Delay - Class L - 600VAC/300VDC - 2500A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$1,214.36 -
Mersen - A4BY1100 Fuse - Time-Delay - Class L - 600VAC/300VDC - 1100A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$497.64 -
Mersen - A4BY1200 Fuse - Time-Delay - Class L - 600VAC/300VDC - 1200A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$477.39 -
Mersen - A4BY1201 Fuse - Time-Delay - Class L - 600VAC/300VDC - 1201A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$643.23 -
Mersen - A4BY1500 Fuse - Time-Delay - Class L - 600VAC/300VDC - 1500A
Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays.
Learn More...$647.61