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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 3 items
  23. 13Amp 2 items
  24. 15Amp 37 items
  25. 16Amp 4 items
  26. 18Amp 1 item
  27. 20Amp 25 items
  28. 21Amp 1 item
  29. 25Amp 10 items
  30. 32Amp 2 items
  31. 30Amp 18 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 10 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 72 items
  5. 240 13 items
  6. 125250 4 items
  7. 250277 4 items
  8. 600 12 items
  9. 480 22 items
  10. 115 1 item
  11. 277 28 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 91 items
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DC Voltage  
Manufacturer  
  1. ABB 2 items
  2. Allen Bradley - AB 4 items
  3. Airpax 56 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 10 items
  12. E-T-A 7 items
  13. ETA 2 items
  14. General Electric 13 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 24 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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Amperage  
Unit of Measure  
  1. Each 115 items
  2. Set 1 item
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Items 49-72 of 287

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  1. Potter & Brumfield - W91-X112-5 - Circuit breaker. 1P 5Amp 277VAC.
    Potter & Brumfield - W91-X112-5 - Circuit breaker. 1P 5Amp 277VAC.
    Special Price $9.95 Regular Price $24.95
    READY TO SHIP - ONLY 36 LEFT IN STOCK!
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    Circuit breaker. 1P 5Amp 277VAC. Curve 2. Mount: panel.

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  2. Potter & Brumfield - W58XB1A4A-30 - Circuit breaker. 30Amp 250VAC/50VDC.
    Potter & Brumfield - W58XB1A4A-30 - Circuit breaker. 30Amp 250VAC/50VDC.
    $4.00
    Out of stock
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    Circuit breaker. 30Amp 250VAC/50VDC. Pushbutton. Recessed button can not be pulled out to disconnect circuit. Single hole mount. Dimensions: 1.377" wide x 0.660" deep x 1.386" high, plus threaded bushing 0.498" long. Contacts: 1/4" quick connect terminals. Double marked 375-230-101.

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  3. NIKKO ELECTRIC - NW-1-S - Circuit Breaker. 0.8Amp. Pushbutton Reset.
    NIKKO ELECTRIC - NW-1-S - Circuit Breaker. 0.8Amp. Pushbutton Reset.
    Special Price $5.98 Regular Price $8.50 As low as $4.49
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    NIKKO ELECTRIC - NW-1-S Circuit Breaker.

    Status: Discontinued

    0.8 Amp, 125V 60Hz.

    Pushbutton Reset.

    Mount: Panel Mount with Removable Bracket.

    Dimensions: 2" long x 5/8" wide x 1-1/8" deep.

    Vintage Genuine Nikko Electric - New Old Stock - Rare

    Made in Japan

    Applications: Consumer Appliances, Amplifiers, Audio/Visual 

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  4. MECHANICAL PRODUCTS MP - 1610-072-060 6A - Circuit Breaker. 6Amp 125/250VAC.
    MECHANICAL PRODUCTS MP - 1610-072-060 6A - Circuit Breaker. 6Amp 125/250VAC.
    Special Price $5.98 Regular Price $8.95
    READY TO SHIP - ONLY 20 LEFT IN STOCK!
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    MECHANICAL PRODUCTS MP - 1610-072-060 6A Circuit breaker.

    MP is a leading innovator and manufacturer of circuit breakers. Since 1943, MP has been providing high-quality custom solutions in circuit breakers and thermal circuit protectors.

    6Amp 125/250VAC.

    Auto reset, no reset knob.

    "Snap-Acting", Bimetallic Thermal Sensing Element.

    New Old Stock

    Proudly Made in USA

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  5. Mech Products - 1600-122-100 - Push Button Circuit Breakers.
    Mech Products - 1600-122-100 - Push Button Circuit Breakers.
    Special Price $3.98 Regular Price $4.50 As low as $2.49
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    Mech Products - 1600-122-100 - Circuit Breaker, 10 Amp.125/250

    The Series 16 is a proven reliable, single-pole thermal circuit breaker designed for your equipment protection needs in the 0.5 to 70 amp range. The MP Series 16 is suitable for diverse applications such as Medical Equipment, Uninterruptable Power Systems (UPS), Portable Generators, Welders, Industrial Cleaning Equipment, and Transportation.

    Minimum Ultimate Trip:The Series 16 offers a minimum ultimate trip of 100% of rated current at 25°C/77°F.

    Maximum Ultimate Trip:Below 1A - 145%, Between 1A and 35A inclusive - 135%, At 40A and above - 140% of rated current at 25°C/77°F.

    Overload Capacity:10X of rated current for 5.0 A - 70.0A and 6X of rated current for 0.5A - 4.5A.

    Dielectric Strength:Series 16 has a dielectric strength that exceeds 1,500V per UL, CSA and VDE.

    Ignition Proof:The Series 16 in ratings of 0.5 - 70A conforms to USCG Title33, DFR, Section 183.410(a), per UL1500 standard for safety for ignition-protection test for marine products

    Mount: Panel Mount

    Connections: Straight 0.250" Quick Connect X 0.032" Thick

    Push Button Manual Reclosable.

    125/250VAC.

    10 Amp Current Rating.

    Dimensions: Body Length 1.22"  X Width 0.84" X Thickness 0.56" (31.0mm X 35.0MM X 14.2mm) 

    Body Length including contact connections: 1.66" (42.2mm) 

    UL, CSA

    New Old Stock

    Made in USA

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  6. TI - Sensata - KLIXON - 51MC1-25-4 - Circuit Breaker, 4 Amp, 50VDC.
    TI - Sensata - KLIXON - 51MC1-25-4 - Circuit Breaker, 4 Amp, 50VDC.
    Special Price $8.98 Regular Price $14.98
    READY TO SHIP - ONLY 31 LEFT IN STOCK!
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    Texas Instrument - Sensata - KLIXON - 51MC1-25-4 - Circuit Breaker.

    4 Amp,

    50VDC.

    "M3A"-CURVE 25.

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  7. Texas Instruments - KLIXON - 4MC32-1-100 - Circuit Breaker, Single Pole, 60VDC, 100 Amp.
    Texas Instruments - KLIXON - 4MC32-1-100 - Circuit Breaker, Single Pole, 60VDC, 100 Amp.
    Special Price $19.98 Regular Price $32.50
    Out of stock
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    Texas Instruments - KLIXON - 4MC32-1-100 Circuit Breaker.

    Single Pole, Toggle Reset

    100Amp 60VDC.

    Curve: 1.

    DC Terminals: Silver-plated screw terminals with nuts, tarnished.

    Mounting: two threaded holes 2.0" spacing in front panel.

    NSN 5925-01-111-5216

    Alternate: 548342-2

     

     

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  8. KLIXON - 51MC1-25-6 - Circuit breaker. 6Amp 50VDC. Used.
    KLIXON - 51MC1-25-6 - Circuit breaker. 6Amp 50VDC. Used.
    Special Price $5.98 Regular Price $12.00 As low as $4.98
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    KLIXON - 51MC1-25-6 - Circuit breaker.

    6Amp 50VDC.

    Curve 25.

    Mount: Panel, on about 1.7" holes.

    Contacts: 1/4" QC.

    Aux SPDT switch soldered to.

    Used/Removed from Equipment

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  9. TI - Sensata - Klixon - 4MC2-105-15 - Circuit breaker. 1P 15Amp 250V.
    TI - Sensata - Klixon - 4MC2-105-15 - Circuit breaker. 1P 15Amp 250V.
    Special Price $12.98 Regular Price $19.50 As low as $10.98
    READY TO SHIP - ONLY 37 LEFT IN STOCK!
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    Texas Instruments Sensata Klixon - 4MC2-105-15 Circuit breaker.

    1P

    15Amp

    250V,

    Curve 105.

    Frequency 60Hz.

    Toggle Resetable.

    Mount: panel with 53.0mm centers.

    Dimensions: 19.2mm wide x 58.3mm high x 62.2mm behind panel, including terminals.

    NSN: 5925-00-932-0107

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  10. SENSATA TECHNOLOGIES - KLIXON - 51MC2-123-.500 - Circuit breaker, 0.5Amp, 250V 60Hz.
    SENSATA TECHNOLOGIES - KLIXON - 51MC2-123-.500 - Circuit breaker, 0.5Amp, 250V 60Hz.
    Special Price $9.98 Regular Price $13.95
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    SENSATA TECHNOLOGIES - KLIXON - 51MC2-123-.500 Circuit breaker.

    0.5Amp 250V 60Hz.

    Mount: panel 2" x 2" x 0.75".

    Curve 123.

     

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  11. KLIXON - MRF59EV - Electric Motor Overload Protector - Thermostat, thermal cut out.
    KLIXON - MRF59EV - Electric Motor Overload Protector - Thermostat, thermal cut out.
    Special Price $12.98 Regular Price $16.50
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    KLIXON - MRF59EV Thermostat, thermal cut out.

    Thermal switch. 

     

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  12. HEINEMANN - 2263S - Circuit Breaker. 2P 2Amp 480V.
    HEINEMANN - 2263S - Circuit Breaker. 2P 2Amp 480V.
    $14.88
    READY TO SHIP - ONLY 16 LEFT IN STOCK!
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    Circuit Breaker. 2P 2Amp 480V. Case 1-2200 Curve 9, 60CY. Dimensions: 5-1/4" x 2" x 2-7/8" high.

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  13. HEINEMANN - CD3-A3A2A3-DU - Circuit breaker. 3P 0.8Amp 240VAC.
    HEINEMANN - CD3-A3A2A3-DU - Circuit breaker. 3P 0.8Amp 240VAC.
    Special Price $19.95 Regular Price $25.00
    READY TO SHIP - ONLY 5 LEFT IN STOCK!
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    Circuit breaker. 3P 0.8Amp 240VAC. Bolt-on. TD 1.

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  14. HEINEMANN - CDI-Z200-2 - Circuit Breaker, 1Pole, 125VDC 10AMP
    HEINEMANN - CDI-Z200-2 - Circuit Breaker, 1Pole, 125VDC 10AMP
    Special Price $14.98 Regular Price $18.95 As low as $12.98
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    HEINEMANN - CDI-Z200-2 - Circuit Breaker

    Current Rating: 10 AMP CIRCUIT BREAKERS

    Voltage Rating: 125VDC

    Configuration: 1 POLE

    Time Delay: 1

    Color: Black

    With NO/NC Auxiliary Contacts

    MARKED CDI-B99-DU

    New Old Stock

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  15. EATON HEINEMANN - CD1-B2-DU - CIRCUIT BREAKERS SINGLE POLE 10AMP SPEC PURPOSE 1
    EATON HEINEMANN - CD1-B2-DU - CIRCUIT BREAKERS SINGLE POLE 10AMP SPEC PURPOSE 1
    Special Price $12.98 Regular Price $16.50
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    EATON HEINEMANN - CD1-B2-DU - CIRCUIT BREAKERS SINGLE POLE

    10AMP 125VDC

    1 Pole

    New Old Stock

    Made in USA

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  16. General Electric - SRPE150A110 - Circuit Breaker. 3P Adjustable to 150A w/24VAC/DC, New.
    General Electric - SRPE150A110 - Circuit Breaker. 3P Adjustable to 150A w/24VAC/DC, New.
    Special Price $229.98 Regular Price $287.95
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    General Electric - SRPE150A110 - Circuit Breaker. 3P Adjustable to 150A w/24VAC/DC

    SRPE150A110 - General Electric Molded Case Circuit Breaker Rating Plug

    • Authentic General Electric Product
    • Adjustable Instantaneous Trip Electronic Trip
    • UPC : 783164213133
    • E Frame
    • Maximum Breaker Current 150 Ampere
    • Plug Current 110 Ampere
    • Adjustable Instantaneous Trip Range 328 To 1426 Ampere
    • Approval Ul
    • Spectra[R] Brand
    • Applicable Standard Iec 947-2
    • Number Of Pole 3

    Dimensions: 5" x 4" x 4".

    Mounted on galvanized panel 5.7" wide. High-Break.

    UPC:783164213133

    Genuine Genral Electric - New Old Stock

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  17. E-T-A - 45-700-P-20 - Circuit breaker. SP 20Amp 250VAC.
    E-T-A - 45-700-P-20 - Circuit breaker. SP 20Amp 250VAC.
    $4.50
    Out of stock
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    Circuit breaker. SP 20Amp 250VAC. Single hole mount. Resettable pushbutton. Dimensions: 1.150" wide x 0.560" deep x 1.818" high plus threaded bushing 0.409" long. Contacts: 1/4" quick connect terminals. Learn More
  18. CUTLER-HAMMER - HMCP100R3C - 100 AMP CIRCUIT BREAKER
    CUTLER-HAMMER - HMCP100R3C - 100 AMP CIRCUIT BREAKER
    $150.00
    Out of stock
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    3 POLE 600VAC - 250 VDC 100 AMP CIRCUIT BREAKER Learn More
  19. EATON Cutler-Hammer - GHC3035 - Circuit Breaker. 3P 35Amp 480/277VAC. New.
    EATON Cutler-Hammer - GHC3035 - Circuit Breaker. 3P 35Amp 480/277VAC. New.
    Special Price $268.98 Regular Price $650.00
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    EATON Cutler-Hammer - GHC3035 - Circuit Breaker.

    C Series Information
    • Ranges from 15-2500 amperes
    • High‑speed "blow‑open" action
    • Available for 600 VAC or 250 VDC systems
    • Current ratings up to 2500A
    • Outperform calculations listed in IEEE

    3 Pole 35Amp 480Y/277VAC.

    Type GHC. 

    AB-DE-ION Circuit Breaker.

    Connection: Feed-Thru

    Protection: Thermo Magnetic

    AIC Rating: 14kA@480V

    Long Time and Instantaneous Trip Functions

    Bolt On Type Cu/Al.

    Dimensions: 5 in x 3.2 in x 3.7 in

    Issue A8-4642.

    Weight: 2 lbs.

    Factory new, in stock available today.

    Listed UL/CSA.

    Alternate: Allied 72817745

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  20. AIRPAX - UPGH12-1REC2-7021-1 - Circuit breaker. 2P 250VAC 15Amp.
    AIRPAX - UPGH12-1REC2-7021-1 - Circuit breaker. 2P 250VAC 15Amp.
    Special Price $18.98 Regular Price $26.95
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    Circuit breaker. 2P 250VAC 15Amp. TRIP 18.8 20AMP TRIP 25 DELAY 62F AUX. COIL 110VDC AUX. SW. 10A. 250VAC Learn More
  21. AIRPAX - UPGH12-6107-1 - Circuit breaker. 2P 3Amp , 3.75Amp break.
    AIRPAX - UPGH12-6107-1 - Circuit breaker. 2P 3Amp , 3.75Amp break.
    Special Price $14.95 Regular Price $19.99
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    Circuit breaker. 2P 3Amp , 3.75Amp break. Learn More
  22. Airpax - UPG66674-1 - Circuit breaker. SP 30Amp 250VAC 50/60Hz.
    Airpax - UPG66674-1 - Circuit breaker. SP 30Amp 250VAC 50/60Hz.
    $9.99
    Out of stock
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    Circuit breaker. SP 30Amp 250VAC 50/60Hz. Delay: SP. Trip amps: 37.5. Mount: panel. Contacts: screw terminals. Learn More
  23. AIRPAX - R29-20308-1 - DUAL 15 Amp C/B with Aux Sw & Trip
    AIRPAX - R29-20308-1 - DUAL 15 Amp C/B with Aux Sw & Trip
    Special Price $3.38 Regular Price $4.50
    READY TO SHIP - ONLY 47 LEFT IN STOCK!
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    SPDT-15AMP 32VDC/125VAC DUAL CIRCUIT BREAKERS 3AMP AUX SW AND 18-24VDC REMOTE KILL SWITCH UL&CSA SNAP-IN PANEL MOUNT about 1.3" x 1.4" mounts in rectangular hole - rocker switch on front - all Black - New

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  24. Schurter Weber - T12-221 - 4410.0004 - Circuit breakers. 240VAC 1.5Amp Push On/Off.
    Schurter Weber - T12-221 - 4410.0004 - Circuit breakers. 240VAC 1.5Amp Push On/Off.
    Special Price $12.98 Regular Price $18.50 As low as $9.98
    READY TO SHIP - ONLY 35 LEFT IN STOCK!
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    Schurter Weber - T12-221 - 4410.0004 - Circuit Breaker.

    Voltage: 240VAC

    Current Trip: 1.5Amp

    Actuation: Push On/Off.

    Connections: Quick Connect

    Dimensions: 6.3 X 0.8 mm

    Genuine Weber - New Old Stock

    Alternate P/N  Schurter 4410.0030 

    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 3 items
  23. 13Amp 2 items
  24. 15Amp 37 items
  25. 16Amp 4 items
  26. 18Amp 1 item
  27. 20Amp 25 items
  28. 21Amp 1 item
  29. 25Amp 10 items
  30. 32Amp 2 items
  31. 30Amp 18 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 10 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
Show more
Manufacturer
  1. ABB 2 items
  2. Allen Bradley - AB 4 items
  3. Airpax 56 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 10 items
  12. E-T-A 7 items
  13. ETA 2 items
  14. General Electric 13 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 24 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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