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 If the original item is obsolete, discontinued, or difficult to source locally, our team can help review the part number, nameplate, datasheet, photos, or equipment information and check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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Mersen D70QS300-4 High-Speed DC Semiconductor Fuse, 700VDC, 300A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS250-4 High-Speed DC Semiconductor Fuse, 700VDC, 250A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS225-4 High-Speed DC Semiconductor Fuse, 700VDC, 225A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS200-4 High-Speed DC Fuse, 700VDC, 200A
Regular price From $70.00 USDRegular priceSale price From $70.00 USD -
Mersen D70QS175-4 High-Speed DC Semiconductor Fuse, 700VDC, 175A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS150-4 D70QS Series High-Speed DC Semiconductor Fuse, 700VDC, 150A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS125-4 D70QS Series High-Speed DC Semiconductor Fuse, 700VDC, 125A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS100-4 D70QS Series High-Speed DC Fuse, 100A, 700VDC, aR, 20kA IR, Round Body
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS90-4 D70QS Series High-Speed DC Fuse, 90A, 700VDC
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS70-4 D70QS Series High-Speed DC Fuse, 70A, 700VDC
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS80-4 D70QS Series High-Speed DC Fuse, 80A, 700VDC
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS60-4 High-Speed DC Semiconductor Fuse, 700VDC, 60A
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D70QS50-4 D70QS Series High-Speed DC Fuse, 50A, 700VDC
Regular price From $90.00 USDRegular priceSale price From $90.00 USD -
Mersen D100QS300-4 D100QS Series High-Speed DC Fuse, 1000VDC, 300A aR 100kA IR, Round Body 5.09in
Regular price From $100.00 USDRegular priceSale price From $100.00 USD -
Mersen D100QS250-4 D100QS Series High-Speed DC Fuse, 1000VDC, 250A aR, 5.09in Round Body - Pack of 5
Regular price $350.00 USDRegular priceSale price $350.00 USD -
Mersen D100QS225-4 D100QS Series High-Speed DC Fuse, 225A, 1000VDC, Round Body 5.09in - Pack of 5
Regular price $350.00 USDRegular priceSale price $350.00 USD -
Mersen D100QS200-4 D100QS Series High-Speed DC Fuse, 1000VDC, 200A aR 100kA IR, Round Body 4.38in - Pack of 5
Regular price $350.00 USDRegular priceSale price $350.00 USD -
Mersen D100QS175-4 D100QS Series High-Speed DC Fuse, 1000VDC, 175A aR 100kA IR, Round Body 4.38in - Pack of 5
Regular price $350.00 USDRegular priceSale price $350.00 USD -
Mersen D100QS150-4 D100QS Series High-Speed DC Fuse, 1000VDC, 150A aR 100kA IR, Round Body 4.38in - Pack of 5
Regular price $300.00 USDRegular priceSale price $300.00 USD -
Mersen D100QS125-4 D100QS Series High-Speed DC Fuse, 1000VDC, 125A aR, Round Body 4.38in - Pack of 5
Regular price $300.00 USDRegular priceSale price $300.00 USD