Allen-Bradley
140M-I8P-C30S-CX
Allen-Bradley 140M-I8P-C30S-CX Motor Circuit Protector 30A 600V 3-Pole Breaker
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$173.89
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
Siemens
5SJ4102-7HG41
Siemens 5SJ4102-7HG41 2A 1-Pole 240V Circuit Breaker MCB Damaged Broken Housing
Only 1 left
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$9.89
Schneider Electric
DFCC1V
Schneider Electric DFCC1V Class CC Fuse Holder 1-Pole 600V 10x38 DIN Rail Mount
In stock
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$9.89
Westinghouse
Westinghouse Type DMD Anode Circuit Breaker 750V
Westinghouse Type DMD Anode Circuit Breaker 750V DC 120V Coil Industrial Part
Only 1 left
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$1,998.89
General Electric
V17230
General Electric V17230 V-Line B30 Circuit Breaker 2 Pole 30A 277/480V 10000A
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$10.89
Industrial part
4201532
Parabit Systems 4201532 Courtesy Phone Handset Assembly ATM Vestibule Security
Only 2 left
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$28.89
General Electric
General Electric Cartridge Power Fuse 60Hz Indus
General Electric Cartridge Power Fuse 60Hz Industrial Electrical Component Part
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$18.89
General Electric
EJ-1
General Electric Type EJ-1 Current Limiting Power Fuse Industrial Electrical
Only 4 left
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$48.89
Bussmann
7.2ABWNA3.15
Bussmann 7.2ABWNA3.15 Medium Voltage HRC Current Limiting Fuse 3.15A 7.2kV Link
Only 3 left
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$135.89
General Electric
9F60HMH080
General Electric 9F60HMH080 Current Limiting Fuse EJ 0-100 80E Amp 15.5kV 60Hz
Only 3 left
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$213.89
Mersen
60508J
Gould Shawmut 60508J Class J Fuse Block 3 Pole 600V 60A Industrial Electrical
Only 1 left
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$18.89
Allen-Bradley
X-123774
Allen-Bradley X-123774 F-15226 Ceramic Fuse Block 3 Pole Terminal Industrial
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$23.89
General Electric
TJ236C5175
General Electric TJ236C5175 Circuit Breaker 3 Pole 175A 600V Magnetic Trip Adj
Only 1 left
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$533.89
ABB
S1N
ABB Sace S1N Circuit Breaker 3 Pole Unit 277-480V
Only 1 left
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$49.00
Siemens
3UG4513-1BR20
Siemens 3UG4513-1BR20 Sirius 3-Phase Monitoring Relay Phase Loss Sequence DIN
Only 1 left
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$56.89
Siemens
3NW75130HG
Siemens 3NW75130HG Fuse Holder Class CC 1-Pole 30A 600VAC DIN Rail Industrial
Only 1 left
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$9.89
Siemens
5SY4102-7
Siemens 5SY4102-7 MCB 2A 1-Pole C Curve 230/400V w/ 5ST3010 Auxiliary Switch
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$14.89
Siemens
HFX3B125
Siemens HFX3B125 HFGA 125A 3-Pole Molded Case Circuit Breaker 65kA Industrial
Only 1 left
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$281.89
Siemens
3RV1742-5FD10
Siemens 3RV1742-5FD10 Sirius 3-Pole Circuit Breaker Motor Starter Protector S3
Only 1 left
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$32.89
Siemens
3RV2011-0FA15
Siemens 3RV2011-0FA15 Sirius 3-Pole Motor Protection Circuit Breaker 0.35-0.5A
Only 1 left
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$55.89
Siemens
3RV2811-1AD10
Siemens 3RV2811-1AD10 Sirius 3-Pole Motor Protection Circuit Breaker 1.6 Amp
Only 1 left
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$44.89
Siemens
5SY4104-7
Siemens 5SY4104-7 MCB C4 4A 1-Pole Circuit Breaker with 5ST3010 Auxiliary Switch
Only 3 left
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$9.89
Leviton
N7899
Leviton N7899 SmartlockPro Slim GFCI Receptacle Outlet 20A 125V Ivory Duplex
Only 1 left
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$13.89
Westinghouse
795A769G01
Westinghouse 795A769G01 Moving Main Contact Kit DS-420 DSL-416 Circuit Breaker
Only 1 left
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$57.89
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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.