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 If the original item is obsolete, discontinued, or difficult to source locally, our team can help review the part number, nameplate, datasheet, photos, or equipment information and check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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Siemens SITOR 3NE3334-0B aR Fuse-link, 500A 1000VAC 1000VDC, NH0 Size - Pack of 3
Regular price $260.00 USDRegular priceSale price $260.00 USD -
Siemens 3NE8334-0MK High Speed Semiconductor Fuse, 500A 690V aR, Size 3NH Flush-End, IEC 60269-4, 200kA Breaking Capacity – Pack of 3
Regular price $260.00 USDRegular priceSale price $260.00 USD -
Siemens SITOR 3NE3340-8 aR Fuse, 900A 1000VAC, Ultrafast Semiconductor Protection, NH Size 3 - Pack of 3
Regular price $260.00 USDRegular priceSale price $260.00 USD -
Siemens SITOR 3NE3338-8 aR Fuse, 800A 1000VAC, Ultrafast Semiconductor Protection, NH Size 3 - Pack of 3
Regular price $300.00 USDRegular priceSale price $300.00 USD -
Siemens SITOR 3NE3337-8 aR Fuse, 710A 1000VAC, Ultrafast Semiconductor Protection, NH Size 3 - Pack of 3
Regular price $260.00 USDRegular priceSale price $260.00 USD -
Siemens SITOR 3NE3336 aR Fuse, 630A 1000VAC, Ultrafast Semiconductor Protection, NH Size 3 - Pack of 3
Regular price $240.00 USDRegular priceSale price $240.00 USD -
ens SITOR 3NE3335 aR Fuse, 560A 1000VAC, Ultrafast Semiconductor Protection, NH Size 3 - Pack of 3
Regular price $230.00 USDRegular priceSale price $230.00 USD -
SIBA 189140 aR Fuse, 32A 500VAC/500VDC, Ultrafast Semiconductor Protection, Ceramic, 6.3x32mm - Pack of 10
Regular price $50.00 USDRegular priceSale price $50.00 USD -
SIBA 189140 T25A 25A 500Vac 6.3*32mm aR Fuses (10 Pieces)
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 aR Fuse, 20A 500VAC/500VDC, Ultrafast Semiconductor Protection, Ceramic, 6.3x32mm - Pack of 10
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 T16A Fuses, 16A 500Vac, Ultra-Rapid aR, 6.3x32mm - Pack of 10
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 aR Fuse, 12.5A 500VAC/500VDC, Ultrafast Semiconductor Protection, Ceramic, 6.3x32mm - Pack of 10
Regular price $50.00 USDRegular priceSale price $50.00 USD -
SIBA 189140 T10A Fuses, 10A 500Vac, Ultra-Rapid aR, 6.3x32mm - Pack of 10
Regular price $60.00 USDRegular priceSale price $60.00 USD -
SIBA 189140 T8A Fuses, 8A 500Vac, Ultra-Rapid aR, 6.3x32mm - Pack of 10
Regular price $60.00 USDRegular priceSale price $60.00 USD -
SIBA 189140 T6.3A 6.3A 500Vac 6.3*32mm aR Fuses (10 Pieces)
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 T5A 5A 500Vac 6.3*32mm aR Fuses (10 Pieces)
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 T4A Fuses, 4A 500Vac, Ultra-Rapid aR, 6.3x32mm - Pack of 10
Regular price $60.00 USDRegular priceSale price $60.00 USD -
SIBA 189140 T3.15A 3.15A 500Vac 6.3*32mm aR Fuses (10 Pieces)
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 T2.5A 2.5A 500Vac 6.3*32mm aR Fuses (10 Pieces)
Regular price $40.00 USDRegular priceSale price $40.00 USD -
SIBA 189140 T2A 2A 500Vac 6.3*32mm aR Fuses (10 Pieces)
Regular price $40.00 USDRegular priceSale price $40.00 USD