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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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Circuit Board Module (8 products)
Fuse Base (4 products)
Fuse Switch-Disconnectors (1 product)
General Industrial Fuses (3335 products)
Molded Case Circuit Breakers (9 products)

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Mersen Protistor A070UD73TTI1600 High Speed Fuse, 1600A 690V, aR Size 73 Flush End Striker - Pack of 12

Mersen Protistor A070UD73TTI1600 High Speed Fuse, 1600A 690V, aR Size 73 Flush End Striker - Pack of 12

Regular price $2,155.00 USD

Regular price Sale price $2,155.00 USD
Sinofuse RS309-MD High Speed DC Fuse, 80A 500VDC, Power Semiconductor Protection - Pack of 10

Sinofuse RS309-MD High Speed DC Fuse, 80A 500VDC, Power Semiconductor Protection - Pack of 10

Regular price $220.00 USD

Regular price Sale price $220.00 USD
Sinofuse RS308-PV-3E Photovoltaic Fuse, 20A 1000V AC/DC, gPV Solar Protection, 10x38mm - Pack of 10

Sinofuse RS308-PV-3E Photovoltaic Fuse, 20A 1000V AC/DC, gPV Solar Protection, 10x38mm - Pack of 10

Regular price $50.00 USD

Regular price Sale price $50.00 USD
Allen-Bradley PN-89063 775 Inverter Power Drive Board, Industrial Motor Control PCB

Allen-Bradley PN-89063 775 Inverter Power Drive Board, Industrial Motor Control PCB

Regular price $1,300.00 USD

Regular price Sale price $1,300.00 USD
Eaton Bussmann 170M6814D High Speed Square Body Fuse, 1000A 690V aR, DIN 43620 Size 3, Knife Blade, 200kA Breaking Capacity, Dual Indicator, IEC/UL, CE, RoHS – Pack of 3

Eaton Bussmann 170M6814D High Speed Square Body Fuse, 1000A 690V aR, DIN 43620 Size 3, Knife Blade, 200kA Breaking Capacity, Dual Indicator, IEC/UL, CE, RoHS – Pack of 3

Regular price $180.00 USD

Regular price Sale price $180.00 USD
Eaton Bussmann 170M6014 — DIN 43653 Square‑Body High‑Speed Fuse, 1000 A, 690 VAC (IEC) / 700 VAC (UL), aR Semiconductor Protection, Size 3, Top Visual Indicator (/80), Slotted Bolted Tags, 200 kAIC — Pack of 3

Eaton Bussmann 170M6014 — DIN 43653 Square‑Body High‑Speed Fuse, 1000 A, 690 VAC (IEC) / 700 VAC (UL), aR Semiconductor Protection, Size 3, Top Visual Indicator (/80), Slotted Bolted Tags, 200 kAIC — Pack of 3

Regular price $300.00 USD

Regular price Sale price $300.00 USD
Eaton Bussmann 170M6219 High Speed Fuse, 1600A 690V AC, Size 3 Square Body, aR Class, DIN 43653 Type TN/110 - Pack of 6

Eaton Bussmann 170M6219 High Speed Fuse, 1600A 690V AC, Size 3 Square Body, aR Class, DIN 43653 Type TN/110 - Pack of 6

Regular price $400.00 USD

Regular price Sale price $400.00 USD
Eaton Bussmann 170M5016 High Speed Fuse, 1000A 690VAC, aR Square Body DIN 2 - Pack of 3

Eaton Bussmann 170M5016 High Speed Fuse, 1000A 690VAC, aR Square Body DIN 2 - Pack of 3

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Eaton Bussmann FWP-6A14F High Speed Fuse, 6A 700V, aR Ferrule style, 14x51mm - Pack of 24

Eaton Bussmann FWP-6A14F High Speed Fuse, 6A 700V, aR Ferrule style, 14x51mm - Pack of 24

Regular price $371.00 USD

Regular price Sale price $371.00 USD
MIRO RGS4 75A 690V aR High Speed Semiconductor Fuse, Fast-Acting Protection - Pack of 10

MIRO RGS4 75A 690V aR High Speed Semiconductor Fuse, Fast-Acting Protection - Pack of 10

Regular price $70.00 USD

Regular price Sale price $70.00 USD
SINOFUSE RS309-MF 200A 750V Fuses (2 Pieces)

SINOFUSE RS309-MF 200A 750V Fuses (2 Pieces)

Regular price $58.00 USD

Regular price Sale price $58.00 USD
Ferraz Shawmut FR27UQ69V50T N075958 Fuses (5 Pieces)

Ferraz Shawmut FR27UQ69V50T N075958 Fuses (5 Pieces)

Regular price $150.00 USD

Regular price Sale price $150.00 USD
Mersen DN00UB60V450L N330246 Protistor High-Speed Fuse, 450A 600VAC, Size DIN 00 aR, DIN 80 Bolted - Pack of 5

Mersen DN00UB60V450L N330246 Protistor High-Speed Fuse, 450A 600VAC, Size DIN 00 aR, DIN 80 Bolted - Pack of 5

Regular price $200.00 USD

Regular price Sale price $200.00 USD
Bussmann 170M6216 1250A 690V Fuses (2 Pieces)

Bussmann 170M6216 1250A 690V Fuses (2 Pieces)

Regular price $150.00 USD

Regular price Sale price $150.00 USD
Ferraz Shawmut FR27GB80V50T 821 CP GRB 27.60 50 A221444 Fuses

Ferraz Shawmut FR27GB80V50T 821 CP GRB 27.60 50 A221444 Fuses

Regular price $108.00 USD

Regular price Sale price $108.00 USD
GE Record Plus FEL306F160JF Molded Case Circuit Breaker, 160A 690V, 3-Pole, 100kA IC, LTMD Electronic Trip

GE Record Plus FEL306F160JF Molded Case Circuit Breaker, 160A 690V, 3-Pole, 100kA IC, LTMD Electronic Trip

Regular price $350.00 USD

Regular price Sale price $350.00 USD
Eaton Bussmann Series 170M6812D High-Speed Square Body Fuse, 800A 690V aR, 200 kAIC, Type 170M, DIN 43-620 Blade End, Combination Indicator, 3-Pack

Eaton Bussmann Series 170M6812D High-Speed Square Body Fuse, 800A 690V aR, 200 kAIC, Type 170M, DIN 43-620 Blade End, Combination Indicator, 3-Pack

Regular price $139.00 USD

Regular price Sale price $139.00 USD
Eaton Bussmann 170M6012 High-Speed Square Body Fuse, 800A 690V IEC / 700V UL, Size 3, DIN 43653, Bolted Tags - Pack of 6

Eaton Bussmann 170M6012 High-Speed Square Body Fuse, 800A 690V IEC / 700V UL, Size 3, DIN 43653, Bolted Tags - Pack of 6

Regular price $300.00 USD

Regular price Sale price $300.00 USD
Eaton 80FE Fuse, 80A 600V, Fast-Acting Class H, Ferrule, 13/16" x 5" – Pack of 100

Eaton 80FE Fuse, 80A 600V, Fast-Acting Class H, Ferrule, 13/16" x 5" – Pack of 100

Regular price $370.00 USD

Regular price Sale price $370.00 USD
Westcode 069UR1S0250B — Quick High‑Speed Fuse, 250 A, 690 VAC, Cartridge Style, For Power Semiconductor Protection, Pack of 3

Westcode 069UR1S0250B — Quick High‑Speed Fuse, 250 A, 690 VAC, Cartridge Style, For Power Semiconductor Protection, Pack of 3

Regular price $380.00 USD

Regular price Sale price $380.00 USD

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