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 If the original item is obsolete, discontinued, or difficult to source locally, our team can help review the part number, nameplate, datasheet, photos, or equipment information and check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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EATON HAEV-450 450A 600V 211125/30512 Fuses
Regular price $81.00 USDRegular priceSale price $81.00 USD -
SINOFUSE RS309-MF-800A RS309-MF High-Speed Square Body Fuse, 800A, 700V IEC/750V UL, Size 7TC - Pack of 2
Regular price $200.00 USDRegular priceSale price $200.00 USD -
SINOFUSE RS309-MF-700A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 700A, Size 7TC M12 - Pack of 2
Regular price $168.00 USDRegular priceSale price $168.00 USD -
Sinofuse RS309-MF-600A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 600A aR, Size 7TD M12 - Pack of 2
Regular price $147.00 USDRegular priceSale price $147.00 USD -
Sinofuse RS309-MF-500A High-Speed Bolt-Mounted Fuse, 500A aR, 750V UL
Regular price From $75.00 USDRegular priceSale price From $75.00 USD -
Sinofuse RS309-MF-450A RS309-MF High-Speed Square Body Fuse, 750V UL/700V IEC, 450A, Size 7TA - Pack of 2
Regular price $136.00 USDRegular priceSale price $136.00 USD -
Sinofuse RS309-MF-400A High-Speed Bolt-Mounted Fuse, 400A, DC750V UL
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
Sinofuse RS309-MF-350A High-Speed Bolt-Mounted Fuse, 350A, DC750V UL
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
Sinofuse RS309-MF-300A RS309-MF High-Speed Square Body Fuse, 750V UL/700V IEC, 300A aR, Size 7TA M10 - Pack of 2
Regular price $90.00 USDRegular priceSale price $90.00 USD -
SINOFUSE RS309-MF-275A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 275A aR, Size 7TA M10 - Pack of 2
Regular price $63.00 USDRegular priceSale price $63.00 USD -
Sinofuse RS309-MF-250A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL aR, AC 100kA/DC 50kA, Size 7TA M10 - Pack of 2
Regular price $68.00 USDRegular priceSale price $68.00 USD -
Sinofuse RS309-MF-150A RS309-MF High-Speed Square Body Fuse, 150A aR, 700V IEC/750V UL, Size 6TA M10 - Pack of 2
Regular price $60.00 USDRegular priceSale price $60.00 USD -
Sinofuse RS309-MF-125A High-Speed Bolt-Mounted Fuse, 125A aR, 750V UL
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MF-100A High-Speed Bolt-Mounted Fuse, 100A aR, 750V UL
Regular price From $40.00 USDRegular priceSale price From $40.00 USD -
Sinofuse RS309-MF-80A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 80A aR, Size 4SB - Pack of 2
Regular price $60.00 USDRegular priceSale price $60.00 USD -
Sinofuse RS309-MF-70A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 70A aR, Size 4SB - Pack of 2
Regular price $50.00 USDRegular priceSale price $50.00 USD -
Sinofuse RS309-MF-60A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 60A, Size 3SA - Pack of 2
Regular price $50.00 USDRegular priceSale price $50.00 USD -
Sinofuse RS309-MF-50A High-Speed Bolt-Mounted Fuse, 50A aR, 750V UL
Regular price From $40.00 USDRegular priceSale price From $40.00 USD -
SINOFUSE RS309-MF-40A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 40A, Size 3SA - Pack of 2
Regular price $45.00 USDRegular priceSale price $45.00 USD -
Sinofuse RS309-MF-35A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 35A, Size 3SA - Pack of 2
Regular price $50.00 USDRegular priceSale price $50.00 USD