Collection: Circuit Protection
Safeguard your electrical infrastructure with high-performance circuit protection components. Our extensive inventory includes General Industrial Fuses, Molded Case Circuit Breakers (MCCB), Fuse Bases, and Disconnectors. Engineered for maximum reliability, these components prevent overcurrent and short-circuit damage in demanding industrial environments.
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Mersen Amp‑Trap® A50P A50P500-4 High‑Speed Blade Fuse, 500A 500VAC / 450VDC — Pack of 5
Regular price $500.00 USDRegular priceSale price $500.00 USD -
Mersen A50P450-4TI 450A Fuses (5 Pieces)
Regular price $320.00 USDRegular priceSale price $320.00 USD -
Mersen Amp-Trap® A50P A50P450-4 High-Speed Blade Fuse, 450A 500VAC / 450VDC — Pack of 5
Regular price $400.00 USDRegular priceSale price $400.00 USD -
Mersen Amp‑Trap A50P A50P400‑4TA Fuse, 400A 500VAC / 450VDC, High‑Speed Blade (Form 101) with TA Indicator, Tin‑Plated Blade, Bolted Mount - Pack of 5
Regular price $600.00 USDRegular priceSale price $600.00 USD -
Mersen A50P400-4TA 400A Fuses (5 Pieces)
Regular price $260.00 USDRegular priceSale price $260.00 USD -
Mersen A50P400-4TI 400A Fuses (5 Pieces)
Regular price $320.00 USDRegular priceSale price $320.00 USD -
Mersen A50P400-4 400A Fuses (5 Pieces)
Regular price $400.00 USDRegular priceSale price $400.00 USD -
Mersen Amp‑Trap® A50P A50P400-4 High‑Speed Blade Fuse, 400A 500VAC / 450VDC — Pack of 5
Regular price $600.00 USDRegular priceSale price $600.00 USD -
Mersen Amp-Trap® A50P A50P350-4TI High-Speed Blade Fuse with TI Indicator, 350A 500VAC / 450VDC — Pack of 5
Regular price $400.00 USDRegular priceSale price $400.00 USD -
Mersen Amp-Trap® A50P A50P350-4 High-Speed Blade Fuse, 350A 500VAC / 450VDC — Pack of 10
Regular price $600.00 USDRegular priceSale price $600.00 USD -
Mersen Amp-Trap® A50P A50P325-4 High-Speed Blade Fuse, 325A 500VAC / 450VDC — Pack of 10
Regular price $600.00 USDRegular priceSale price $600.00 USD -
Mersen A50P300-4TI 300A Fuses (10 Pieces)
Regular price $350.00 USDRegular priceSale price $350.00 USD -
Mersen Amp-Trap® A50P A50P300-4TA High-Speed Blade Fuse with TA Indicator, 300A 500VAC / 450VDC — Pack of 5
Regular price $380.00 USDRegular priceSale price $380.00 USD -
Mersen Amp-Trap® A50P A50P300-4 High-Speed Blade Fuse, 300A 500VAC / 450VDC — Pack of 10
Regular price $250.00 USDRegular priceSale price $250.00 USD -
Mersen A50P275-4 275A Fuses (10 Pieces)
Regular price $400.00 USDRegular priceSale price $400.00 USD -
Mersen Amp-Trap® A50P A50P100-4TI High-Speed Blade Fuse with TI Indicator, 100A 500VAC / 450VDC — Pack of 10
Regular price $260.00 USDRegular priceSale price $260.00 USD -
Mersen A50P100-4 100A Fuses (10 Pieces)
Regular price $300.00 USDRegular priceSale price $300.00 USD -
Mersen A50P90-4 90A Fuses (10 Pieces)
Regular price $300.00 USDRegular priceSale price $300.00 USD -
Mersen A50P80-4 80A Fuses (10 Pieces)
Regular price $240.00 USDRegular priceSale price $240.00 USD -
Mersen A50P70-4 70A Fuses (10 Pieces)
Regular price $240.00 USDRegular priceSale price $240.00 USD