Circuit Protection

Filter  
  1. Common Amperage 3/4Amp Remove This Item
  2. Common Amperage 5Amp Remove This Item
  3. Common Amperage 40Amp Remove This Item
Clear All
Category  
Capacitance  
Common Voltage  
VAC  
Common Amperage  
Fuse Package  
DC Voltage  
Manufacturer  
Amperage  
Unit of Measure  
Price  
View as List Grid

Items 1-24 of 67

Page
per page
Set Descending Direction
  1. 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 $18.98 Regular Price $24.50 As low as $14.98
    READY TO SHIP - ONLY 62 LEFT IN STOCK!

    TE Connectivity / Potter & Brumfield - W23-X1A1G-40 Circuit Breaker.

    W23 Series - Single Pole

    Thermal Push/Pull 40 Amp 250VAC

    Voltage: 50VDC Max.

    Mount: Panel Mount

    UL, CSA Approved

    Dimensions: See Attached Diagram

    New Old Stock

    Proudly Made in USA

    Learn More
  2. 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!

    Circuit breaker. 1P 5Amp 277VAC. Curve 2. Mount: panel.

    Learn More
  3. AIRPAX - PP11-42-5.00A-0B - Circuit breaker. 5Amp 250VAC Push/Pull.
    AIRPAX - PP11-42-5.00A-0B - Circuit breaker. 5Amp 250VAC Push/Pull.
    Special Price $11.99 Regular Price $14.99
    Circuit breaker. 5Amp 250VAC 400Hz. Snapak. Push/Pull. Trip amps: 7.5 Mount: panel. Contacts: 1/4" male quick connect terminals. Learn More
  4. STOTZ - S271 - 5Amp 240/415VAC No.6 Circuit Breaker
    STOTZ - S271 - 5Amp 240/415VAC No.6 Circuit Breaker
    $7.50
    No.6 5Amp (U) 240/415VAC 1-Pole DIN-Rail mounting 17.3mm wide x 85/90mm high x 65mm deep with toggle, 50mm behind panel - screw terminals Learn More
  5. SIEMENS - MSP10M - Circuit breaker, manual. 3P Starter.
    SIEMENS - MSP10M - Circuit breaker, manual. 3P Starter.
    $100.00
    Circuit breaker, manual. 3P Starter. MSP10M 5-8Amp. P/N 24-190-322-512. 3VE1 0 0-8K. NIB with manufactures installation sheet. Learn More
  6. SCHURTER - AS168X-CB2F050 - Thermal magnetic, 2P 480VAC 5Amp.
    SCHURTER - AS168X-CB2F050 - Thermal magnetic, 2P 480VAC 5Amp.
    Special Price $41.95 Regular Price $55.00
    Circuit breaker. Thermal magnetic, 2P 480VAC 5Amp. Dimensions: 3-1/2" wide x 1-1/3" deep x 2-5/8" high. More info: http://www.schurter.com Learn More
  7. SCHRUTER - AS168X-CB2DF050 - Circuit breaker. 2P 360VDC 5Amp.
    SCHRUTER - AS168X-CB2DF050 - Circuit breaker. 2P 360VDC 5Amp.
    $55.00
    Circuit breaker. Thermal magnetic, 2P 360VDC 5Amp. Dimensions: 3-1/2" wide x 1-1/3" deep x 2-5/8" high. More info: http://www.schurter.com Learn More
  8. Potter & Brumfield - W93-X112-5 - Circuit breaker. 3P 5Amp 277VAC 50/60Hz.
    Potter & Brumfield - W93-X112-5 - Circuit breaker. 3P 5Amp 277VAC 50/60Hz.
    Special Price $69.98 Regular Price $89.95

    Potter & Brumfield - W93-X112-5 Circuit breaker.

    3P 5Amp 277VAC 50/60Hz, curve 2.

    Mount: Panel, vertical, 6 holes with 2-1/2" centers.

    Dimension: 2.28" wide x 2.52" high x 1.853" behind panel plus screw contacts.

    Manuf in the USA.

    Listed: UL/CSA.

    Learn More
  9. TE Connectivity - Potter & Brumfield - W92-X112-5 - Circuit breaker. 2P 5Amp 277VAC 50/60Hz.
    TE Connectivity - Potter & Brumfield - W92-X112-5 - Circuit breaker. 2P 5Amp 277VAC 50/60Hz.
    Special Price $42.98 Regular Price $64.50

    TE Connectivity - Potter & Brumfield - W92-X112-5 Circuit breaker.

    2P 5Amp 277VAC 50/60Hz, curve 2.

    Mount: Panel, vertical, 4 holes with 2-1/8" centers.

    Dimension: 1.523" wide x 2.51" high x 1.865" (63.5mm X 46.8mm X 38.1mm) behind panel plus screw contacts.

    Made in USA.

    Listed: UL/CSA.

    Learn More
  10. TE Connectivity RAYCHEM - RXE010 - Fuse. Polyswitch. 60V max. 40Amp max.
    TE Connectivity RAYCHEM - RXE010 - Fuse. Polyswitch. 60V max. 40Amp max.
    Special Price $0.79 Regular Price $0.98 As low as $0.59

    TE Connectivity RAYCHEM - RXE010 - Fuse. Polyswitch.

    60V max.

    40Amp max.

    urrent hold: 100mA.

    Current trip: 200mA.

    Trip time: 4s.

    Package: Radial Leads.

    Learn More
  11. TE Connectivity Potter & Brumfield - W93X11-10-40 - 3-Pole 40Amp 277VAC Circuit Breakers
    TE Connectivity Potter & Brumfield - W93X11-10-40 - 3-Pole 40Amp 277VAC Circuit Breakers
    Special Price $64.98 Regular Price $80.00 As low as $59.98

    TE Connectivity Potter & Brumfield - W93X11-10-40

    Breaker Type: Magnetic (Hydraulic Delay)

    Number of Poles: 3

    Current Rating: 40 Amp

    Operating Temperature: -40 °C to 85 °C

    Termination: Stud

    Voltage Rating (AC): 277 V

     Mount: Panel

    Color: Black

    Circuit Breakers Curve 10 50/60CY

    New

    NSN: 1710014769724

    Learn More
  12. CUTLER-HAMMER - SPCL1C05 - Circuit breaker. 1P 5Amp 277VAC.
    CUTLER-HAMMER - SPCL1C05 - Circuit breaker. 1P 5Amp 277VAC.
    $25.00
    Circuit breaker. 1P 5Amp 277VAC. Supplementary Protector. Learn More
  13. AIRPAX - R21-2-5.00A-B109IV - Circuit breaker. DP 5Amp 250VAC / 50VDC.
    AIRPAX - R21-2-5.00A-B109IV - Circuit breaker. DP 5Amp 250VAC / 50VDC.
    $30.00
    Circuit breaker. DP 5Amp 250VAC / 50VDC. TA: 6.75Amp. Mount: Panel snap-in. Dimensions: 33mm wide x 35.00mm high x 47.4mm deep, including contacts. Contacts: 1/4" male QC terminals. Note: Snapak. Led: 8-16VDC. Illuminated rocker. Listed: UL/CSA. Learn More
  14. ALLEN BRADLEY - AB - 1492-CB1G050 - Circuit breaker. SP 277VAC/65VDC 5Amp 1 phase.
    ALLEN BRADLEY - AB - 1492-CB1G050 - Circuit breaker. SP 277VAC/65VDC 5Amp 1 phase.
    $49.00
    Circuit breaker. SP 277VAC/65VDC 5Amp 1 phase. Series B. Mount: din rail. Learn More
  15. AIRPAX - IMLK1-1RLS4-52-40.0-01 - Circuit breaker. SP 40Amp 80VDC.
    AIRPAX - IMLK1-1RLS4-52-40.0-01 - Circuit breaker. SP 40Amp 80VDC.
    $26.99
    Circuit breaker. SP 40Amp 80VDC. Toggle. Hertz: DC. Delay: 52. Trip amps: 50. Aux switch: 1Amp 65VDC. Mount: panel, 2 holes at 2.0" centers. Dimensions: 0.745" wide x 2.51" high. Learn More
  16. AIRPAX - IPG1-1REC46650200-V - Circuit Breaker. 1P 5Amp 250VAC.
    AIRPAX - IPG1-1REC46650200-V - Circuit Breaker. 1P 5Amp 250VAC.
    Special Price $14.95 Regular Price $18.00
    Circuit Breaker. 1P 5Amp 250VAC. Delay 66. TA: 6.25Amp. Mount: Panel, 2 holes @ 1.675" centers. Dimensions: 0.745" wide x 2.009" high X 1.664" deep. With SPDT 1Amp 125VAC aux switch. Learn More
  17. AIRPAX - IPG1-1REC46450200-V - Circuit Breaker. SP 5Amp 250V.
    AIRPAX - IPG1-1REC46450200-V - Circuit Breaker. SP 5Amp 250V.
    Special Price $14.95 Regular Price $18.00
    Circuit Breaker. SP 5Amp 250V. Delay 64. TA: 6.25Amp. Mount" panel, 2 holes @ 1.665" centers. Dimensions: 0.745" wide x 2.003" high x 1.660" deep. Contacts: 1/4" male QC terminals. With SPDT 1Amp 125VAC aux switch. Contacts: 1/8" male QC terminals. Learn More
  18. TYCO/P&B - W23X1A1G5 - Circuit Breakers. Pull/Pull SP 5A 250VAC, 50VDC.
    TYCO/P&B - W23X1A1G5 - Circuit Breakers. Pull/Pull SP 5A 250VAC, 50VDC.
    Special Price $24.98 Regular Price $27.95

    TYCO/P&B - W23X1A1G5 - Circuit Breakers.

    Pull/Pull SP 5A 250VAC, 50VDC.

    Breaker Type: Thermal

    Current Rating: 5 A

    Operating Temperature: -20 °C to 60 °C

    Number of Poles; 1

    Operating Supply Voltage: 250 V

    Termination: Screw

    Time to Trip: 30 s

    Voltage Rating; 250 V

    Voltage Rating (AC); 240 V

    Voltage Rating (DC); 50 V

    Dimensions; Height 35.15 mm, Length 40.64 mm, Width 17.53 mm

    Note: Military 5925-000749180.

    Learn More
  19. Square D - QOB340 - Circuit breaker. 3P 40Amp 240VAC. Type: QOB.
    Square D - QOB340 - Circuit breaker. 3P 40Amp 240VAC. Type: QOB.
    Special Price $41.95 Regular Price $75.00
    Circuit breaker. 3P 40Amp 240VAC. Type: QOB, 3 Phase. Bolt on. New. Learn More
  20. Square D - Q0B240UH - 40AMP DP SQUARE D BREAKER
    Square D - Q0B240UH - 40AMP DP SQUARE D BREAKER
    $30.00
    40AMP DOUBLE POLE WITH ONE SWITCH BOLT ON SQUARE D BREAKER SUITABLE FOR AL/CU CONDUCTORS.WITH VISI-TRIP Learn More
  21. Potter & Brumfield - W67-X2Q12-5 - NEW SINGLE POLE BREAKER
    Potter & Brumfield - W67-X2Q12-5 - NEW SINGLE POLE BREAKER
    Special Price $14.95 Regular Price $19.00
    Magnetic Hydraulic Circuit Breaker 5 Amp 2.2 sec to 20 sec Trip Time at 200 percent of Load at 60 Hz Learn More
  22. Heinemann / Eaton - AM2S-A3-A-0005-02E - Circuit breaker. 2P 5Amp 250V 50/60Hz.
    Heinemann / Eaton - AM2S-A3-A-0005-02E - Circuit breaker. 2P 5Amp 250V 50/60Hz.
    Special Price $41.95 Regular Price $55.00
    Circuit breaker. 2P 5Amp 250V 50/60Hz. Delay 2. Mount: panel, 4 hole mount. 1-1/2" wide x 2-1/2" high x 2-1/2" behind panel. Note: Double marked AM2S-A3-LA-02-D-A. Learn More
  23. Cutler-Hammer / Eaton - HFD3040 -  Thermal Magnetic Circuit Breaker, 3 Pole, 40A, 600VAC
    Cutler-Hammer / Eaton - HFD3040 - Thermal Magnetic Circuit Breaker, 3 Pole, 40A, 600VAC
    Special Price $389.98 Regular Price $600.00
    READY TO SHIP - ONLY 1 LEFT IN STOCK!

    Cutler-Hammer / Eaton - HFD3040 - Thermal Magnetic Circuit Breaker, 3 Pole, 40A, 65kA

    HFD3040, Molded case, thermal magnetic, F frame Circuit Breaker, 600 VAC at 50/60 Hz, 250 VDC, 40 ampere at 40 Deg c, 3 pole, interrupting rating 100 kiloampere at 240 vac, 65 kiloampere at 480 vac, 25 kiloampere at 600 vac, 22 kiloampere at 250 VDC (ul), 100 kiloampere at 220/240 VAC, 65 kiloampere at 380/415/440 vac, 25 kiloampere at 500 VAC, 22 kiloampere at 250 VDC (IEC), terminal standard pressure line terminal, standard pressure load terminal, size 4.125 inch w x 3.375 inch d x 6 inch h, approval Underwriters Laboratories, HFD model, applicable standard IEC 157-1. Suitable for 2 Pole applications, use outside poles (single phase). 

    New in Factory packaging with instructions.

    Learn More
  24. AIRPAX - IELH1111-1-62-40.0-10V - Circuit breaker. 4P 40Amp 250VAC.
    AIRPAX - IELH1111-1-62-40.0-10V - Circuit breaker. 4P 40Amp 250VAC.
    $77.00
    Circuit breaker. 4P 40Amp 250VAC 50/60Hz. TA 50Amp. Delay 62. Mount: Panel. Dimensions: 2.972" wide x 2.510" high x 1.876" deep, plus screw terminals. Has 4 hole mount at 3" centers. New Learn More
View as List Grid

Items 1-24 of 67

Page
per page
Set Descending Direction
What's this? Check "Remember Me" to access your shopping cart on this computer even if you are not signed in.