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Circuit Breaker

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Common Amperage  
  1. 6/100Amp 1 item
  2. 1/10Amp 1 item
  3. 3/10Amp 2 items
  4. 1/2Amp 8 items
  5. 8/10Amp 2 items
  6. 1Amp 7 items
  7. 1-1/4Amp 1 item
  8. 1-1/3Amp 2 items
  9. 1-1/2Amp 3 items
  10. 2Amp 9 items
  11. 2-1/4Amp 1 item
  12. 2-1/2Amp 2 items
  13. 3Amp 9 items
  14. 4Amp 4 items
  15. 5Amp 21 items
  16. 5-1/2Amp 2 items
  17. 6Amp 4 items
  18. 7Amp 4 items
  19. 7-1/2Amp 2 items
  20. 8Amp 4 items
  21. 10Amp 24 items
  22. 12Amp 2 items
  23. 13Amp 2 items
  24. 15Amp 35 items
  25. 16Amp 4 items
  26. 18Amp 1 item
  27. 20Amp 24 items
  28. 21Amp 1 item
  29. 25Amp 10 items
  30. 32Amp 2 items
  31. 30Amp 19 items
  32. 35Amp 2 items
  33. 40Amp 9 items
  34. 50Amp 8 items
  35. 60Amp 5 items
  36. 65Amp 1 item
  37. 70Amp 4 items
  38. 75Amp 1 item
  39. 90Amp 1 item
  40. 100Amp 9 items
  41. 110Amp 1 item
  42. 125Amp 1 item
  43. 150Amp 3 items
  44. 200Amp 2 items
  45. 225Amp 1 item
  46. 350Amp 1 item
  47. 500Amp 1 item
  48. 800Amp 2 items
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VAC  
  1. 277480 3 items
  2. 120 3 items
  3. 125 7 items
  4. 250 70 items
  5. 240 12 items
  6. 125250 4 items
  7. 250277 4 items
  8. 600 12 items
  9. 480 22 items
  10. 115 1 item
  11. 277 29 items
  12. 24 1 item
  13. 400 1 item
  14. 240480 1 item
  15. 120240 3 items
  16. 250600 1 item
  17. 150480 1 item
  18. 277.415 1 item
  19. 240415 1 item
  20. 415 4 items
  21. 120480 1 item
  22. Not Specified 89 items
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Manufacturer  
  1. ABB 2 items
  2. Allen Bradley - AB 4 items
  3. Airpax 54 items
  4. ASIA 1 item
  5. Calrad 1 item
  6. Carling 3 items
  7. Carlingswitch 11 items
  8. COMPREHENSIVE VIDEO SUPPLY 1 item
  9. Cutler-Hammer 12 items
  10. Cutler-Hammer / Eaton 2 items
  11. Eaton 9 items
  12. E-T-A 6 items
  13. ETA 1 item
  14. General Electric 12 items
  15. Federal Pacific 2 items
  16. Heinemann / Eaton 24 items
  17. HEINEMANN 24 items
  18. IDEC 2 items
  19. IDEC IZUMI 2 items
  20. ITT 1 item
  21. Klixon 6 items
  22. KLOCKNER MOELLER 1 item
  23. Lambda 1 item
  24. LITTELFUSE 1 item
  25. Mech Products 2 items
  26. Measurement Technology 1 item
  27. Mechanical Products 1 item
  28. MOELLER 1 item
  29. NIKKO ELECTRIC 1 item
  30. OPTIMAX 1 item
  31. Sylvania 3 items
  32. Potter & Brumfield 25 items
  33. RAYCHEM 3 items
  34. POWER ONE 1 item
  35. ROWAN ILL 1 item
  36. Schurter 2 items
  37. SCHRUTER 1 item
  38. Siemens 17 items
  39. SIEMENS/P&B 2 items
  40. SQUARE D 12 items
  41. STOTZ 5 items
  42. TELEMECANIQUE 3 items
  43. TYCO/P&B 2 items
  44. UNDERWRITERS LAB 1 item
  45. WEBER 1 item
  46. Westinghouse 7 items
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Items 1-24 of 280

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  1. SIEMENS - 3VF4231-1DF41-7KA0 - 3-Ph 125A Adj Thermal Magnetic Circuit Breaker SIEMENS - 3VF4231-1DF41-7KA0 - 3-Ph 125A Adj Thermal Magnetic Circuit Breaker
    SIEMENS - 3VF4231-1DF41-7KA0 - 3-Ph 125A Adj Thermal Magnetic Circuit Breaker
    $379.00
    Add to Wish List Add to Compare
    3VF & Meter #3VF4231-1DF41-7KA0 50/60Hz 415V/40/40kA 690V 14/7 Excellent Condition - UL-E167267 CSA-LR44511 VDE-0660 IEC-947-2 Trip Thermal Magnetic Circuit Breaker Learn More
  2. Westinghouse - HMCP007C0 - 21-70Amp Adjustable 3-Ph Motor Circuit Protector
    Westinghouse - HMCP007C0 - 21-70Amp Adjustable 3-Ph Motor Circuit Protector
    Westinghouse - HMCP007C0 - 21-70Amp Adjustable 3-Ph Motor Circuit Protector
    Special Price $149.95 Regular Price $276.50
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    Adjustable 21-70 Amps 3-pole MOTOR CIRCUIT PROTECTOR 480VAC -7Amp Continuous. Trip Range: 21-70 Amp. F-frame. Learn More
  3. TE connectivity Potter & Brumfield - W23-X1A1G-40 - Circuit breaker. Thermal Push/Pull 40 Amp. 240VAC, 50VDC Panel Mount
    TE connectivity Potter & Brumfield - W23-X1A1G-40 - Circuit breaker. Thermal Push/Pull 40 Amp. 240VAC, 50VDC Panel Mount
    TE connectivity Potter & Brumfield - W23-X1A1G-40 - Circuit breaker. Thermal Push/Pull 40 Amp. 240VAC, 50VDC Panel Mount
    Special Price $16.98 Regular Price $22.50 As low as $13.95
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    TE Connectivity / Potter & Brumfield - W23-X1A1G-40 Circuit breaker.

    W23/W31 series

    Thermal push/pull 40 Amp 250VAC

    50vdc max.

    Dimensions: See Attached Diagram

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  4. SIEMENS/P&B - W58XB1A4A-1.50 - Circuit breaker. 1.5Amp 250VAC / 50VDC.
    SIEMENS/P&B - W58XB1A4A-1.50 - Circuit breaker. 1.5Amp 250VAC / 50VDC.
    $4.95
    NOT IN STOCK - CALL FOR PRICE AND AVAILABILITY
    Out of stock
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    Circuit breaker. 1.5Amp 250VAC / 50VDC with recessed button that can not be pulled out to disconnect circuit - 10-45 second trip time - Carries 100% of rated current, 1/4" QC Terminals.

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  5. SIEMENS/P&B - W58XA4A12B-20 - Circuit breaker. SP 20Amp 250VAC/50VDC.
    SIEMENS/P&B - W58XA4A12B-20 - Circuit breaker. SP 20Amp 250VAC/50VDC.
    $2.88
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    Circuit breaker. SP 20Amp 250VAC/50VDC. Thermal-type. Single hole mount. Recessed button can not be pulled out to disconnect circuit. Continuously carries 100% of rated load. Dimensions: 1.394" wide x 0.660" deep x 1.381" high, plus threaded bushing 0.292" long. Contacts: 1/4" quick connect terminals. Learn More
  6. Potter & Brumfield - W69X2Q1-2-30 - Circuit breakers. 3P 30Amp 277VAC 50/60Hz.
    Potter & Brumfield - W69X2Q1-2-30 - Circuit breakers. 3P 30Amp 277VAC 50/60Hz.
    Potter & Brumfield - W69X2Q1-2-30 - Circuit breakers. 3P 30Amp 277VAC 50/60Hz.
    Special Price $39.95 Regular Price $64.95
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    Circuit breakers. 3P 30Amp 277VAC 50/60Hz. Curve 2. Mount: Panel, 4 holes at approximately 2.224" centers. Dimensions: 2.228" long x 2.006" high x 1.513" deep, plus terminals. Male 1/4" QC terminals. Note: Listed: UL/CSA.

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  7. Potter & Brumfield - W68-X2Q110-30 - Circuit breaker. Dual 30Amp 2-Pole 277VAC. Potter & Brumfield - W68-X2Q110-30 - Circuit breaker. Dual 30Amp 2-Pole 277VAC.
    Potter & Brumfield - W68-X2Q110-30 - Circuit breaker. Dual 30Amp 2-Pole 277VAC.
    $19.95
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    Circuit breaker. Dual 30Amp 2-Pole 277VAC-max, 50/60Hz. Curve 10. Listed: UL/CSA. Mount: panel. Four hole mount: 2 top screw distance: 0.760" (19.3mm) and distance between top and bottom screw: 1.643" (41.7mm). Dimensions: overall 1.504" (38.2mm) wide x 2.016" (51.2mm) high x 1.642" (41.7mm) deep. Note: PDF file upon request.

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  8. Heinemann / Eaton - AM1-Z204-64 - Circuit breaker. SP 5.5Amp 65VDC.
    Heinemann / Eaton - AM1-Z204-64 - Circuit breaker. SP 5.5Amp 65VDC.
    Special Price $3.67 Regular Price $4.89
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    Circuit breaker. SP 5.5Amp 65VDC. Trip amp: 6.87Amp. Auxiliary switch: 5Amp 250VAC. Note: Double marked: AM1-B1-A. Learn More
  9. Heinemann / Eaton - JC2S-A3-LJ-01-W-A-PN - Circuit breaker. 2P 15Amp 250VAC.
    Heinemann / Eaton - JC2S-A3-LJ-01-W-A-PN - Circuit breaker. 2P 15Amp 250VAC.
    $25.00
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    Circuit breaker. 2P 15Amp 250VAC. Delay: 2. Mount: panel.

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  10. Heinemann / Eaton - JB1-A3-A - Circuit breaker. SP 0.5Amp 250VAC. Heinemann / Eaton - JB1-A3-A - Circuit breaker. SP 0.5Amp 250VAC.
    Heinemann / Eaton - JB1-A3-A - Circuit breaker. SP 0.5Amp 250VAC.
    $5.00
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    Circuit breaker. SP 0.5Amp 250VAC. Toggle. Trip amp: 0.625Amp. Delay: 3. Mount: panel, snap-in. Dimensions: 0.761" wide x 2.65" (actual 2.012") high, behind panel. Listed: UL/CSA. Learn More
  11. Heinemann / Eaton - AM3SD3-A-0015-03E - Circuit breaker. 3P 15A 250VAC.
    Heinemann / Eaton - AM3SD3-A-0015-03E - Circuit breaker. 3P 15A 250VAC.
    Heinemann / Eaton - AM3SD3-A-0015-03E - Circuit breaker. 3P 15A 250VAC.
    Special Price $49.95 Regular Price $65.00
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    Circuit breaker. 3P 250VAC/65VDC. Trip amp: 20.3Amp. Delay: 3. Learn More
  12. E-T-A - 41-04-PR-401.154-6Amp - Circuit breakers. 250VAC 6Amp. Package of 2.
    E-T-A - 41-04-PR-401.154-6Amp - Circuit breakers. 250VAC 6Amp. Package of 2.
    $1.99
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    Circuit breakers. 250VAC 6Amp. Mount: PCB. Dimensions: 0.75" wide x 0.44" high x 1.6" deep overall. Package of 2. Learn More
  13. E-T-A - 45-000-P-H - 2.5 Amp Circuit Breaker. SP 2.5Amp 250VAC.
    E-T-A - 45-000-P-H - 2.5 Amp Circuit Breaker. SP 2.5Amp 250VAC.
    E-T-A - 45-000-P-H - 2.5 Amp Circuit Breaker. SP 2.5Amp 250VAC.
    Special Price $9.98 Regular Price $14.50 As low as $7.98
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    E-T-A (ETA) - 45-000-P-H - 2.5 Amp Circuit Breaker. SP 2.5Amp 250VAC

    SP 2.5Amp 250VAC.

    With reset button.

    Mount: 2 hole panel, front flange 49.9mm long x 17.9mm wide and 40.0mm centers.

    Dimensions: 31.2mm wide x 14.0mm x 49.5mm behind panel.

    Contacts: (2) 1/4" male quick connect terminals.

    Listed: UL/CSA.

    Made in Germany

    Learn More
  14. AIRPAX - 209-3-22848 - Circuit breaker. 3P 60Amp 240VAC 50/60Hz. New. AIRPAX - 209-3-22848 - Circuit breaker. 3P 60Amp 240VAC 50/60Hz. New.
    AIRPAX - 209-3-22848 - Circuit breaker. 3P 60Amp 240VAC 50/60Hz. New.
    $92.00
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    Circuit breaker. 3P 60Amp 240VAC 50/60Hz. Special Purpose not for general use. Mount: Panel, each individual breaker has 2 mount holes. Overall centers is approximately 3.5". Dimensions: approximately 3" wide x 5-1/8" high x 3-9/16" deep. Note: T29-467. Issue LN-1233.New. Learn More
  15. Airpax - 209-2-6467-4 - Circuit breaker. 2P 240VAC 75Amp. Airpax - 209-2-6467-4 - Circuit breaker. 2P 240VAC 75Amp.
    Airpax - 209-2-6467-4 - Circuit breaker. 2P 240VAC 75Amp.
    $20.00
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    Circuit breaker. 2P 240VAC 75Amp. Mount: Panel. Dimensions: overall 2.051" wide x 3.563" deep x 5-1/8" high. New. Use on Vertical Surface. Marked for Special Use Only.

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  16. AIRPAX - UPL211-1REC2-8966-1 - Circuit breakers. 3 Pole 400Hz 8 Amp. AIRPAX - UPL211-1REC2-8966-1 - Circuit breakers. 3 Pole 400Hz 8 Amp.
    AIRPAX - UPL211-1REC2-8966-1 - Circuit breakers. 3 Pole 400Hz 8 Amp.
    $25.00
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    Circuit breakers. 3 Pole 400Hz 8 Amp F.L., T.A.12 250VAC 400 cycle, delay 41, AUX switch 10A-250VAC, AUX coil 12VDC. Learn More
  17. AIRPAX - PP11-62F-2.00A-24458-2-V - 2Amp Push-Pull circuit breakers AIRPAX - PP11-62F-2.00A-24458-2-V - 2Amp Push-Pull circuit breakers
    AIRPAX - PP11-62F-2.00A-24458-2-V - 2Amp Push-Pull circuit breakers
    $2.95
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    2Amp Push - Pull circuit breakers Switch Trip/Amp 2.70 250VAC 50/60Hz(2) 1/4" male QC mounting and dress nut included - 0.75" x 1.4" x 2" behind panelweigh 1.0 oz Learn More
  18. ROWAN ILL - 2101-CPAOPAR - Circuit breaker. SP P/B Illuminated.
    ROWAN ILL - 2101-CPAOPAR - Circuit breaker. SP P/B Illuminated.
    $7.95
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    Circuit breaker, P/B. Contact Ratings: Unknown. Actuator: Illuminated 120V lamp. Connection: solder. Mech: Panel, bushing mount 0.75" D. Body: 1.1234" wide x 1.018" long x 2.207" deep plus contacts. Threaded bushing: 0.817" long (seated). Note: Made in the USA. Lamp: GEB2A bayonet neon. Push on/Push off. [Note, the closed contacts have a resistance of 1.8 ohms and 3.6 amps DC through this path will trip the contact mechanism immediately. Lower currents, in excess of 1.5 amp will trip more slowly. These electrical facts shall not be used to define any actual specifications on this device as a circuit breaker.] Learn More
  19. RAYCHEM - RBE130A1 - POLYSWITCH PTC RAYCHEM - RBE130A1 - POLYSWITCH PTC
    RAYCHEM - RBE130A1 - POLYSWITCH PTC
    $1.00
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    POLYSWITCH PTC RESETTABLE FUSE 130V Learn More
  20. Potter & Brumfield - W93X11-2-20 - 3-Pole 20Amp 250Vac Circuit Breakers
    Potter & Brumfield - W93X11-2-20 - 3-Pole 20Amp 250Vac Circuit Breakers
    Potter & Brumfield - W93X11-2-20 - 3-Pole 20Amp 250Vac Circuit Breakers
    Special Price $41.95 Regular Price $59.95
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    3-Pole 20Amp 250Vac Circuit Breakers 50/60CY Curve 2 277VAC MAX Learn More
  21. LITTELFUSE - 814020 - Circuit breakers. Push button 24V 20 Amp.
    LITTELFUSE - 814020 - Circuit breakers. Push button 24V 20 Amp.
    $2.50
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    Circuit breakers. Push button 24V 20 Amp. Case: metal housing/shielding small 2-screw terminals. Dimensions: 1-1/4" long x 3/4" wide x 5/8" tall.

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  22. KLOCKNER MOELLER - FAZ-S16 - CIRCUIT BREAKER 16A
    KLOCKNER MOELLER - FAZ-S16 - CIRCUIT BREAKER 16A
    KLOCKNER MOELLER - FAZ-S16 - CIRCUIT BREAKER 16A
    Special Price $8.99 Regular Price $12.00
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    CIRCUIT BREAKER 16AMP DIN MOUNTABLE CE-approved 1-polig Learn More
  23. HEINEMANN - 2XAM1516 - Circuit Breaker. 2P 15Amp 125VDC. HEINEMANN - 2XAM1516 - Circuit Breaker. 2P 15Amp 125VDC.
    HEINEMANN - 2XAM1516 - Circuit Breaker. 2P 15Amp 125VDC.
    $19.95
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    Circuit Breaker. 2P 15Amp 125VDC. TD: 2. Curve 2. Dimensions: 2" wide x 3.6" deep x 3.75" high. Mounts on 2.75" centers. Learn More
  24. HEINEMANN - AM1-Z204-66 AM1-B1-A - Circuit breaker. SP 65VDC 5.5 Amp. HEINEMANN - AM1-Z204-66 AM1-B1-A - Circuit breaker. SP 65VDC 5.5 Amp.
    HEINEMANN - AM1-Z204-66 AM1-B1-A - Circuit breaker. SP 65VDC 5.5 Amp.
    $5.00
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    Circuit breaker. SP 65VDC 5.5 Amp. Trip 6.9 Amp. With auxiliary switch 5 Amp 250VAC. Double marked AM1-B1-A. Learn More
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Common Amperage
  1. 6/100Amp 1 item
  2. 1/10Amp 1 item
  3. 3/10Amp 2 items
  4. 1/2Amp 8 items
  5. 8/10Amp 2 items
  6. 1Amp 7 items
  7. 1-1/4Amp 1 item
  8. 1-1/3Amp 2 items
  9. 1-1/2Amp 3 items
  10. 2Amp 9 items
  11. 2-1/4Amp 1 item
  12. 2-1/2Amp 2 items
  13. 3Amp 9 items
  14. 4Amp 4 items
  15. 5Amp 21 items
  16. 5-1/2Amp 2 items
  17. 6Amp 4 items
  18. 7Amp 4 items
  19. 7-1/2Amp 2 items
  20. 8Amp 4 items
  21. 10Amp 24 items
  22. 12Amp 2 items
  23. 13Amp 2 items
  24. 15Amp 35 items
  25. 16Amp 4 items
  26. 18Amp 1 item
  27. 20Amp 24 items
  28. 21Amp 1 item
  29. 25Amp 10 items
  30. 32Amp 2 items
  31. 30Amp 19 items
  32. 35Amp 2 items
  33. 40Amp 9 items
  34. 50Amp 8 items
  35. 60Amp 5 items
  36. 65Amp 1 item
  37. 70Amp 4 items
  38. 75Amp 1 item
  39. 90Amp 1 item
  40. 100Amp 9 items
  41. 110Amp 1 item
  42. 125Amp 1 item
  43. 150Amp 3 items
  44. 200Amp 2 items
  45. 225Amp 1 item
  46. 350Amp 1 item
  47. 500Amp 1 item
  48. 800Amp 2 items
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Manufacturer
  1. ABB 2 items
  2. Allen Bradley - AB 4 items
  3. Airpax 54 items
  4. ASIA 1 item
  5. Calrad 1 item
  6. Carling 3 items
  7. Carlingswitch 11 items
  8. COMPREHENSIVE VIDEO SUPPLY 1 item
  9. Cutler-Hammer 12 items
  10. Cutler-Hammer / Eaton 2 items
  11. Eaton 9 items
  12. E-T-A 6 items
  13. ETA 1 item
  14. General Electric 12 items
  15. Federal Pacific 2 items
  16. Heinemann / Eaton 24 items
  17. HEINEMANN 24 items
  18. IDEC 2 items
  19. IDEC IZUMI 2 items
  20. ITT 1 item
  21. Klixon 6 items
  22. KLOCKNER MOELLER 1 item
  23. Lambda 1 item
  24. LITTELFUSE 1 item
  25. Mech Products 2 items
  26. Measurement Technology 1 item
  27. Mechanical Products 1 item
  28. MOELLER 1 item
  29. NIKKO ELECTRIC 1 item
  30. OPTIMAX 1 item
  31. Sylvania 3 items
  32. Potter & Brumfield 25 items
  33. RAYCHEM 3 items
  34. POWER ONE 1 item
  35. ROWAN ILL 1 item
  36. Schurter 2 items
  37. SCHRUTER 1 item
  38. Siemens 17 items
  39. SIEMENS/P&B 2 items
  40. SQUARE D 12 items
  41. STOTZ 5 items
  42. TELEMECANIQUE 3 items
  43. TYCO/P&B 2 items
  44. UNDERWRITERS LAB 1 item
  45. WEBER 1 item
  46. Westinghouse 7 items
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