Allen-Bradley
140M-C2E-A40
Allen-Bradley 140M-C2E-A40 Ser C Motor Protection Circuit Breaker 0.25-0.4A 3P
Only 3 left
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$14.89
Circuit Breakers & Accessories
832 listings · 821 in stock
832 circuit breakers & accessories listings from the brands you use, each one photographed. Free shipping in the lower 48.
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Allen-Bradley
140M-C2E-B40
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker 2.5-4.0A Class 10
Only 1 left
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$44.89
Allen-Bradley
1489-M1C100
Allen-Bradley 1489-M1C100 Ser D Circuit Breaker 1 Pole 10A 277V C Curve DIN Rail
In stock
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$26.89
Siemens
3RV2021-0HA10
Siemens SIRIUS 3RV2021-0HA10 Motor Protection Circuit Breaker 0.55-0.8A S0 Frame
Only 1 left
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$50.89
Fuji Electric
SA33B
Fuji Electric SA33B BB3ASB-020 Auto Breaker 20A 3 Pole AC220V 30AF 5kA Molded
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$11.89
Allen-Bradley
140M-C2E-B16-BX
Allen-Bradley 140M-C2E-B16-BX Motor Protection Circuit Breaker 1.0-1.6A Ser C
Only 2 left
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$31.89
Siemens
3RV2021-0HA10
Siemens SIRIUS 3RV2021-0HA10 Motor Protection Circuit Breaker 0.55-0.8A S0 Frame
Only 1 left
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$43.89
Allen-Bradley
1489-M1C150
Allen-Bradley 1489-M1C150 Ser D Circuit Breaker 1 Pole 15A 277V UL489 C Curve
Only 2 left
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$9.89
Allen-Bradley
140M-C2E-B25
Allen-Bradley 140M-C2E-B25 Ser D Motor Protection Circuit Breaker 1.6-2.5A MPCB
Only 1 left
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$18.89
Fuji Electric
BW125JAGU-3P015
Fuji Electric BW125JAGU-3P015 Auto Circuit Breaker 15A 3 Pole 125AF AC 690V
In stock
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$49.89
Merlin Gerin
60110
Merlin Gerin 60110 Multi 9 C60 Circuit Breaker 10A 1 Pole C Curve 240VAC 10kA
Only 2 left
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$14.89
Allen-Bradley
140M-C2E-C10
Allen-Bradley 140M-C2E-C10 Ser C Motor Protection Circuit Breaker 6.3-10A 3P
Only 2 left
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$16.89
Siemens
3RV1011-1EA10
Siemens Sirius 3RV1011-1EA10 Motor Circuit Breaker 2.8-4A with 3RV1901-1A Aux
Only 5 left
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$8.89
Allen-Bradley
140M-C2E-A16
Allen-Bradley 140M-C2E-A16 Ser C Motor Protection Circuit Breaker 0.1-0.16A MPCB
Only 1 left
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$38.89
Square D
ECB14020G3
Square D ECB14020G3 Powerlink Remote Operated Circuit Breaker 1 Pole 20A 277VAC
Only 5 left
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$9.89
Westinghouse
MCP03150C
Westinghouse MCP03150C 2602D80G04 Motor Circuit Protector 15A 600VAC 3P Eaton
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$14.89
Westinghouse
FH83015
Westinghouse FH83015 Danaged
Only 1 left
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$35.00
Allen-Bradley
1492-CB1H080
Allen-Bradley 1492-CB1H080 Series C Circuit Breaker 8A 1 Pole 277VAC 1HP 4.5kA
Only 1 left
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$20.89
Allen-Bradley
1492-SP1C005
Allen-Bradley 1492-SP1C005 Series C Circuit Breaker 0.5A 1 Pole C Curve 277VAC
Only 2 left
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$8.89
Allen-Bradley
1492-CB3H150
Allen-Bradley 1492-CB3H150 Series C Circuit Breaker 15A 3 Pole 10HP DIN Rail
Only 1 left
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$13.89
Fuji Electric
EG32AC
Fuji Electric EG32AC Earth Leakage Circuit Breaker 2 Pole 5A 30mA 100-230VAC
Only 1 left
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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
In stock
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$17.89
Allen-Bradley
140M-C2E-B40
Allen-Bradley 140M-C2E-B40 Series D Motor Protection Circuit Breaker 2.5-4.0A
Only 1 left
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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
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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.