Allen-Bradley
1492-CB1H080
Allen-Bradley 1492-CB1H080 Series C Circuit Breaker 8A 1 Pole 277VAC 1HP 4.5kA
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$20.89
Circuit Breakers, Fuses & Protection
3,487 listings · 3,434 in stock
3,487 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
- Fuses1,573 in stock
- Circuit Breakers & Accessories819 in stock
- Miniature & DIN Rail Circuit Breakers301 in stock
- Fuse Holders & Fuse Blocks248 in stock
- Disconnect & Safety Switches206 in stock
- Molded Case Circuit Breakers132 in stock
- Surge Protection & Ground Fault125 in stock
- Protective & Monitoring Relays30 in stock
Allen-Bradley
1492-SP1C005
Allen-Bradley 1492-SP1C005 Series C Circuit Breaker 0.5A 1 Pole C Curve 277VAC
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$8.89
Allen-Bradley
1492-CB3H150
Allen-Bradley 1492-CB3H150 Series C Circuit Breaker 15A 3 Pole 10HP DIN Rail
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$13.89
Fuji Electric
EA52C
Fuji Electric EA52C Auto Breaker 2 Pole 10A 500VAC Molded Case Circuit Breaker
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$19.89
Fuji Electric
EG32AC
Fuji Electric EG32AC Earth Leakage Circuit Breaker 2 Pole 5A 30mA 100-230VAC
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$17.89
Allen-Bradley
140M-C2E-B25
Allen-Bradley 140M-C2E-B25 Series B Motor Protection Circuit Breaker 1.6-2.5A
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$17.89
Eaton
FAZ-C1/1
Eaton Moeller FAZ-C1/1 Miniature Circuit Breaker 1 Pole 1A C Curve 277VAC DIN
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$8.89
Allen-Bradley
140M-C2E-B40
Allen-Bradley 140M-C2E-B40 Series D Motor Protection Circuit Breaker 2.5-4.0A
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$23.89
Allen-Bradley
1492-SP1C030
Allen-Bradley 1492-SP1C030 Series D Circuit Breaker 3A 1 Pole C Curve 277VAC
In stock
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$8.89
Mitsubishi
CP30-BA
Mitsubishi CP30-BA Circuit Protector 2 Pole 3A 250VAC 125VDC 2.5kA Breaker Japan
In stock
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$8.89
General Electric
TEB111015
GE General Electric TEB111015 Circuit Breaker 1-Pole 15A 120V 125VDC Bolt On TEB
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$20.89
Moeller
FT8478
Moeller Eaton FT8478 Control Transformer 100VA 600V to 120V 60Hz Fuse Holder
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$78.89
Westinghouse
MCP0322
Westinghouse MCP0322 Motor Circuit Protector 3-Pole 3A 600VAC 4994D97G22 Style
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$46.89
Westinghouse
EHD1020L
Westinghouse Cutler-Hammer EHD1020L 20A 1-Pole 277VAC 125VDC Breaker Series C
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$51.89
Square D
QOB120GFI
Square D QOB120GFI Bolt-On GFCI Circuit Breaker 1-Pole 20A 120V Ground Fault
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$22.89
Bussmann
15600-12-10
Bussmann BUSS 15600-12-10 ATC Fuse Panel Block 12 Position Automotive LOT OF 2
Only 1 lot left
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$39.99 / lot of 2
Eaton
FAZ-D5/1-NA-SP
Eaton Moeller FAZ-D5/1-NA-SP Miniature Circuit Breaker 5A D Curve 1 Pole 277V
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$16.89
Industrial part
Hansen HK Series Quick Disconnect Coupler Nipple
Hansen HK Series Quick Disconnect Coupler Nipple Steel Female NPT Hydraulic Air
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$12.00
Fuji Electric
SA102RC
Fuji Electric SA102RC BB2ERD-100 Auto Breaker MCCB 2-POLE 100A AC220V 100KA
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$99.99
Eaton
FAZ-D20/3-RT
Eaton Moeller FAZ-D20/3-RT Miniature Circuit Breaker 3-POLE 20A 480Y/277V UL489
Only 1 left
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$9.89
Allen-Bradley
140M-C2E-B63
Allen-Bradley 140M-C2E-B63 SER B Motor Protection Circuit Breaker 4.0-6.3A Mpcb
Only 1 left
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$21.89
General Electric
THC33
General Electric THC33 HCI Disconnect Switch 3-POLE 100A 600V Panel Mounted
Only 1 left
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$156.89
Industrial part
N-40
N-40 Flange Mount Rotary Operating Handle Circuit Breaker Disconnect Off on Trip
Only 1 left
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$88.00
Bussmann
HLS-08-SL
Buss Fusetron Fuse Holder HLS-08-SL... 10/LOT
In stock
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$760.00 / lot of 10
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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.