Westinghouse
QC3015H
Westinghouse QC3015H Quicklag C 3-Pole 15A 240VAC Circuit Breaker Industrial
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$9.89
Circuit Breakers & Accessories
833 listings · 821 in stock
833 circuit breakers & accessories listings from the brands you use, each one photographed. Free shipping in the lower 48.
Weekly new-arrivals email for Circuit Breakers & Accessories
General Electric
SGLA36AI0400
GE Spectra RMS SGLA36AI0400 Circuit Breaker 400A Frame 3 Pole 600V 300A Plug
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Freight – quoted after packing
Siemens
3RV1421-1JA10
Siemens 3RV1421-1JA10 Circuit Breaker 7-10A 690V 100kA Industrial Electrical
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$28.89
Siemens
3RV2811-1FD10
Siemens 3RV2811-1FD10 Sirius Circuit Breaker 3 Pole 480Y/277V 65kA Industrial
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$27.89
Siemens
3RV2011-1JA15
Siemens 3RV2011-1JA15 Sirius Motor Protector Circuit Breaker 10A 3 Pole 600VAC
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$28.89
Siemens
3RV2711-1DD10
Siemens 3RV2711-1DD10 Sirius Motor Starter Protector Circuit Breaker 3 Pole DIN
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$18.89
Industrial part
Circuit Breaker Operating Mechanism Rotary Handl
Circuit Breaker Operating Mechanism Rotary Handle Extension Rod Accessory UL
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$19.89
Sprecher + Schuh
UL489
Sprecher+Schuh L9-3/1/C Circuit Breaker 3A 1 Pole C Curve 277V UL489 Industrial
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$16.89
Square D
DP-4075
Square D Type HOM DP-4075 40A 2-Pole 120/240V 10kA Circuit Breaker Common Trip
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$14.89
Industrial part
Briggs & Stratton Power Inlet Box L14-20 20A 120
Briggs & Stratton Power Inlet Box L14-20 20A 120/240V NEMA 3R Generator Breaker
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$24.89
Cutler-Hammer
FW3020LM08
Eaton Cutler-Hammer FW3020LM08 Series C Circuit Breaker 20A 690VAC 3-Pole 40kA
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$517.89
Allen-Bradley
140M-I8P-C30S-CX
Allen-Bradley 140M-I8P-C30S-CX Motor Circuit Protector 30A 600V 3-Pole Breaker
In stock
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$173.89
Westinghouse
Westinghouse Type DMD Anode Circuit Breaker 750V
Westinghouse Type DMD Anode Circuit Breaker 750V DC 120V Coil Industrial Part
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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
General Electric
TJ236C5175
General Electric TJ236C5175 Circuit Breaker 3 Pole 175A 600V Magnetic Trip Adj
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$533.89
ABB
S1N
ABB Sace S1N Circuit Breaker 3 Pole Unit 277-480V
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$49.00
Siemens
3RV1742-5FD10
Siemens 3RV1742-5FD10 Sirius 3-Pole Circuit Breaker Motor Starter Protector S3
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$32.89
Siemens
3RV2011-0FA15
Siemens 3RV2011-0FA15 Sirius 3-Pole Motor Protection Circuit Breaker 0.35-0.5A
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$55.89
Siemens
3RV2811-1AD10
Siemens 3RV2811-1AD10 Sirius 3-Pole Motor Protection Circuit Breaker 1.6 Amp
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$44.89
Westinghouse
795A769G01
Westinghouse 795A769G01 Moving Main Contact Kit DS-420 DSL-416 Circuit Breaker
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$57.89
Allen-Bradley
23642
Allen-Bradley 23642 Rev A Circuit Breaker On-Off Operating Mechanism Assembly
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$198.89
Westinghouse
LB3400F
Westinghouse LB3400F Circuit Breaker 3 Pole 400A 600VAC Cutler-Hammer LB Frame
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$88.89
Industrial part
Arc Chute Assembly Circuit Breaker Switchgear Me
Arc Chute Assembly Circuit Breaker Switchgear Medium Voltage Electrical Part
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$1,998.89
Allen-Bradley
Allen-Bradley Disconnect Operating Handle Mechan
Allen-Bradley Disconnect Operating Handle Mechanism Breaker Lever Flange Mount
Only 1 left
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$18.89
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Guides for Circuit Breakers & Accessories
- 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.