Industrial part
LK-6428
LK-6428 Circuit Breaker 120/240VAC 30 Amp 2-Pole Electrical Panel Industrial OEM
Only 4 left
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$12.99
Circuit Breakers, Fuses & Protection
3,512 listings · 3,453 in stock
3,512 Circuit Breakers, Fuses & Protection listings in 8 categories, from makers like Bussmann, Mersen, Eaton. Surplus, used and new-surplus, every item photographed. Free shipping in the lower 48 and zero lead time on everything in stock.
Categories in Circuit Breakers, Fuses & Protection
- Fuses1,575 in stock
- Circuit Breakers & Accessories826 in stock
- Miniature & DIN Rail Circuit Breakers307 in stock
- Fuse Holders & Fuse Blocks252 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers130 in stock
- Surge Protection & Ground Fault127 in stock
- Protective & Monitoring Relays30 in stock
General Electric
NP1578013-P62
General Electric Circuit Breaker NP1578013-P62 50AMP 240V/20A 2 PH
Only 1 left
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$11.95
General Electric
RT-660
General Electric RT-660 30A Circuit Breaker 2P 120/240VAC
Only 1 left
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$12.95
General Electric
NP1578013-P62
General Electric Circuit Breaker NP1578013-P62 60AMP 240V/20A 2 PH
Only 1 left
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$11.95
Square D
L-5198
Square D L-5198 Circuit Breaker 240V 10KA Electrical Panel Industrial OEM Part
Only 1 left
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$14.99
Siemens
Q220
Siemens Q220 Snap-IN QP Circuit Breaker, 2-POLE, 120/240VAC, 10KAIC, 20-AMP
Only 1 left
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$11.95
Mersen
USFMAC11
Mersen USFMAC11 Ultrasafe 3-Pole Fuse Module Microswitch Industrial Electrical
Only 5 left
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$24.99
Eaton
FL16T8
Eaton FL16T8 Edison Fuse Link Type ET 8 Amp Cooper Power Medium Voltage OEM
Only 1 left
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$49.99
Bussmann
KAW-30
Bussmann KAW-30 Tron Rectifier Fuse 30A 130V Industrial Electrical 3/order
Only 1 left
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$9.99
Eaton
QL1HT
Eaton QL1HT Circuit Breaker Handle (Lot of 9)
Only 1 lot left
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$44.95 / lot of 9
Mersen
A6K125R
Ferraz Shawmut A6K125R 125A 600V Amp-Trap
Only 1 left
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$109.95
Eaton
TCP3
Eaton TCP3 0A Fuse Modular Terminal Block 250VAC 72VCD Each
In stock
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$19.99
Eaton
A31100-26
Eaton A31100-26 Kearney Fitall Type K Fuse Link 100A Electrical Industrial OEM
In stock
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$29.89
Bussmann
JCW-3E
Buss Fuse JCW-3E 60HZ 2750/5500VAC 3AMP
Only 2 left
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$37.95
Bussmann
JM60030-3CR
Bussmann JM60030-3CR Modular Fuse Block 3 Pole 30A 600V Class J Industrial OEM
Only 1 left
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$53.89
Bussmann
SA-6-1/4
Bussman SA-6-1/4 Tamper-Proof Adaptor (Box of 4)
Only 1 lot left
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$12.95 / lot of 4
Eaton
A51100
Eaton A51100 Kearney Fitall Type T Fuse Link 100 Amp Industrial Electrical OEM
Only 5 left
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$131.89
Eaton
FL3T12
Eaton FL3T12 12A Type T
Only 1 left
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$21.95
Mersen
GGM1-1/2
Mersen GGM1-1/2 1.5A 250V 200A 10KA (Lot of 5)
In stock
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$11.95 / lot of 5
Bussmann
GMT-1/4A
Bussmann GMT-1/4A Fast-Acting Indicating Telecom Fuse 125V Box of 10 Industrial
Only 2 lots left
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$9.89 / lot of 10
Mersen
GDL3-1/2
Mersen GDL3-1/2 Time-Delay Fuse 3.5A 250VAC Lot of 5 Industrial Electrical OEM
In stock
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$13.89 / lot of 5
Mersen
SLR68 A223353
Mersen SLR68 A223353 300VAC 10KA 8A (Box of 5)
Only 2 lots left
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$33.95 / lot of 5
Bussmann
GMT-1/2A
Bussman GMT-1/2A 125VAC/VDC 300A 60VDC 450A (Lot of 10)
Only 1 lot left
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$22.95 / lot of 10
Eaton
3437628C18M
Eaton / Cooper Power Systems 3437628C18M – 140A, 8.3kV Dual Sensing Fuse (S240-3
In stock
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$49.89
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Guides for Circuit Breakers, Fuses & Protection
- Circuit protectionMolded Case Circuit Breaker Ratings & ReplacementsFrame size, trip rating, interrupting rating (kA), voltage and slash ratings, trip units and mounting – and a checklist for a safe replacement.
- Parts identificationHow to Read Breaker & VFD Nameplates and Date CodesFrame, trip and interrupting ratings on breakers; input, output, duty ratings and series on drives – and where to look for the date of manufacture.