Collection: Circuit Protection
Circuit Protection Components for Industrial Electrical Systems
Apexon Supply provides circuit protection components for industrial electrical systems, control panels, power distribution equipment, automation machinery, renewable energy systems, and maintenance repair projects. This collection includes general industrial fuses, high-speed fuses, solar fuses, fuse bases, fuse switch-disconnectors, molded case circuit breakers, circuit board modules, and related protection components.
These products are commonly used for short-circuit protection, overload protection, semiconductor protection, motor control circuits, photovoltaic systems, battery and energy storage equipment, power modules, and industrial control cabinets. For industrial buyers, exact part number matching, current rating, voltage rating, breaking capacity, fuse size, mounting style, trip characteristics, and replacement suitability are often critical before purchasing.
Apexon Supply supports global B2B sourcing for both standard and hard-to-find circuit protection parts. If the original item is obsolete, discontinued, or difficult to source locally, our team can help review the part number, nameplate, datasheet, photos, or equipment information and check possible replacement or cross-reference options.
For RFQ, bulk purchasing, proforma invoice, bank wire payment, or international delivery support, please contact our sales team with the part number, brand, quantity, and any technical specifications available.
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Ferraz Shawmut A4J500 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Mersen A4J450 Class J Fast-Acting Fuse, 450 A, 600 VAC / 300 VDC
Regular price From $100.00 USDRegular priceSale price From $100.00 USD -
Ferraz Shawmut A4J400 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Mersen Ferraz Shawmut A4J350 Class J Fast-Acting Fuse, 350A, 600VAC/300VDC, Blade, Clip Mount, 200kA IR, Brass Terminals, 54×181.1mm, RoHS – Pack of 4
Regular price $450.00 USDRegular priceSale price $450.00 USD -
Ferraz Shawmut A4J300 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Ferraz Shawmut A4J250 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Ferraz Shawmut A4J225 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Ferraz Shawmut A4J90 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Ferraz Shawmut A4J80 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Ferraz Shawmut A4J70 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Ferraz Shawmut A4J100 Fuses
Regular price $108.00 USDRegular priceSale price $108.00 USD -
Siba NH000 630A 2056320 aR Fuses
Regular price $178.00 USDRegular priceSale price $178.00 USD -
Siba NH000 450A 2056320 aR Fuses
Regular price $178.00 USDRegular priceSale price $178.00 USD -
Jean Muller R5186223 Semiconductor Fuse, 400 A, 690 V
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
Jean Muller R5186023 Semiconductor Fuse, 350 A, 690 V
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
Mersen T221001 - BS17UB69V100P Fuses
Regular price $117.00 USDRegular priceSale price $117.00 USD -
Mersen S221000 - BS17GB69V90P Fuses
Regular price $117.00 USDRegular priceSale price $117.00 USD -
Mersen Q220998 - BS17GB69V75P Fuses
Regular price $117.00 USDRegular priceSale price $117.00 USD -
Mersen R220999 - BS17GB69V80P Fuses
Regular price $117.00 USDRegular priceSale price $117.00 USD -
Mersen P220997 - BS17GB69V63P Fuses
Regular price $117.00 USDRegular priceSale price $117.00 USD