Circuit Protection

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Items 1-24 of 34

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  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. 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
  3. 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
  4. AIRPAX - JTMP-2-1RLS4-30335-350 - Circuit breaker. DP 350Amp 125V.
    AIRPAX - JTMP-2-1RLS4-30335-350 - Circuit breaker. DP 350Amp 125V.
    $249.99
    Circuit breaker. DP 350Amp 125V. Hz: DC. Delay 53. Max. V125 AIC 10000. Toggle. Trip Amp: 438Amp. Aux switch: 1Amp 80VDC. Mount: Vertical, panel with 4 holes and 8-5/8" centers. Dimensions: 3" wide x 8-1/3" high. Contacts: 2 huge lugs each end that extend past the body 1-11/16" x 2-7/17" wide. Special purpose, not for general use. Note: Double marked 3050108P-350. Learn More
  5. 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
  6. Eaton-Cutler Hammer-Westinghouse - JDB3225 - Circuit Breaker. 3 Poles 225Amp 600VAC.
    Eaton-Cutler Hammer-Westinghouse - JDB3225 - Circuit Breaker. 3 Poles 225Amp 600VAC.
    Special Price $1,998.00 Regular Price $3,250.00

    Eaton-Cutler Hammer-Westinghouse - JDB3225 - Circuit Breaker.

    DB3225 - Eaton Cutler-Hammer Westinghouse J-FRAME TYPE JDB 3-Pole 225A INDUSTRIAL CIR BKR W/TERMINALS, Series C NEMA J-frame Molded Case Circuit Breaker,Style1491D87G49

    J-Frame Molded Case Breaker

    J-Frame circuit breakers are HACR rated

    J-Frame circuit breakers with non-interchangeable trip units are suitable for reverse feed use

    3 Poles

    Frame Amperage: 225 Amps

    Voltage: 600 VAC.

    Mount: Bolt-In

    Style: 1491D87G49.

    Alternate: JDB25K, UPC 786679516324.

    New in Box with Documenation.

    Weight: 8.25 lbs.

    Applications: Used in panelboard, switchboard, motor control center, and busway applications for dependable branch circuit protection.

    Learn More
  7. 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
  8. 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
  9. 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.

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  10. 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
  11. Siemens - ED43B040 - Circuit breaker. 3P 40Amp 480VAC.
    Siemens - ED43B040 - Circuit breaker. 3P 40Amp 480VAC.
    $50.00
    Circuit breaker. 3P 40Amp 480VAC. Type ED4. Dimensions: 3" wide x 6.35" high x 4.56" deep. Sentron. Note: Used/Removed from equipment. Learn More
  12. WICKMANN - 1810250000 - Fuse. 0.25A 250V.
    WICKMANN - 1810250000 - Fuse. 0.25A 250V.
    Special Price $4.98 Regular Price $6.50

    WICKMANN - 1810250000 Fuse.

    0.25Amp (250mA) 250V.

    Miniature, Ceramic.

    Dimensions: 5 x 20mm.

    Package of 10.

    Alternates: NTE Electronics 74-5SC250MA, Littelfuse 0215.250HXP, 0215.250MXP

     

    Learn More
  13. LITTELFUSE - 251.250 - Fuse, pico. 1/4Amp 125VAC. Fast.
    LITTELFUSE - 251.250 - Fuse, pico. 1/4Amp 125VAC. Fast.
    $1.00
    Fuse, pico. 1/4Amp 125VAC. Fast. Package: axial leads. Learn More
  14. LITTELFUSE - 361.250 - Fuse. 1/4Amp 250VAC. Package of 5.
    LITTELFUSE - 361.250 - Fuse. 1/4Amp 250VAC. Package of 5.
    Special Price $3.98 Regular Price $5.00
    READY TO SHIP - ONLY 14 LEFT IN STOCK!

    LITTELFUSE - 361.250 Fuse.

    1/4Amp 250VAC 8AG.

    Fuse acting.

    Dimensions: 1/4" D x 1" long, glass.

    Package of 5.

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  15. LITTELFUSE - 312.250 - Fuse. 1/4Amp 250V. Package of 5.
    LITTELFUSE - 312.250 - Fuse. 1/4Amp 250V. Package of 5.
    Special Price $3.98 Regular Price $5.00
    Fuse. 1/4Amp 250V 3AG. Dimensions: 0.25" (6.35mm) D x 1.25" (31.75mm) long. Package of 5. Learn More
  16. LITTELFUSE - 215.500 - Fuse. 0.25Amp 250V. Slo-blo. Package of 10.
    LITTELFUSE - 215.500 - Fuse. 0.25Amp 250V. Slo-blo. Package of 10.
    $3.00
    READY TO SHIP - ONLY 47 LEFT IN STOCK!

    Fuse. 0.25Amp 250V. Slo-blo. Mini, ceramic. Dimensions: 5 x 20mm. Package of 10. Note: Alt P/N: 0215.500HXP.

    Learn More
  17. LITTELFUSE - PT-365 - 0279.400V - Fuse, 0.4 Amp Micro
    LITTELFUSE - PT-365 - 0279.400V - Fuse, 0.4 Amp Micro
    Special Price $8.98 Regular Price $10.50 As low as $7.98

    LITTELFUSE - PT-365 Fuse - 0279.400V - Fuse, 0.4 Amp Micro

    Developed originally for the U.S. Space Program, MICRO fuse provides reliability in a compact design. The MICRO fuse is available in plug in or radial lead styles and a complete range of ampere ratings from 1/500 to 5 amperes to suit a wide variety of design needs.

    279 Series 

    4/10 Amp Micro

    Very Fast Acting

    Dimensions: 0.25" Diamter X 0.35 Long Body X 1.0" Leads (6.35mm X 8.89mm X 25.4mm) 

    Learn More
  18. LITTELFUSE - 276.250 - Fuse, pico. 1/4A 125V. Subminiature, Very Fast acting.
    LITTELFUSE - 276.250 - Fuse, pico. 1/4A 125V. Subminiature, Very Fast acting.
    Special Price $2.98 Regular Price $4.00 As low as $1.98

    LITTELFUSE - 276.250 Fuse, Pico. Subminiature, Very Fast Acting.

    Status: Discontinued

    One quarter (1/4A) amp 125V.

    Very Fast Acting.

    2.8 x 7.11 mm

    -55 C to 125 C

    PCB Mount

    Package: Axial, formed into radial leads.

    More info: http://www.littelfuse.com/data/en/Data_Sheets/275_276.pdf

    Learn More
  19. FUSETRON - FRS-R-6/10 - Fuse. 6/10Amp 600VAC.
    FUSETRON - FRS-R-6/10 - Fuse. 6/10Amp 600VAC.
    Special Price $6.98 Regular Price $8.95
    Fuse. 6/10Amp 600VAC semiconductor fuse. Dual element, time delay. Class K5. Terminals: ferrule. Mounting type: Holder. Dimensions: 0.813" D x 5.0" long. Learn More
  20. FUSETRON - FRS1-6/10 - Fuse. 600V 1-6/10Amp.
    FUSETRON - FRS1-6/10 - Fuse. 600V 1-6/10Amp.
    Special Price $18.98 Regular Price $24.95
    Fuse. Dual semiconductor fuses 600V 1-6/10Amp, class 9. Dimensions: 4-7/8" L x 13/16" D. Learn More
  21. Gould (Brush) - XL70F40 - Fuse. 40Amp 700VAC.
    Gould (Brush) - XL70F40 - Fuse. 40Amp 700VAC.
    $50.00
    Fuse. 40Amp 700VAC. Type XL semiconductor fuse. Note: Tested good 2/24/15. Learn More
  22. Eagle - 655 - Fuse. 250VAC 40Amp. Used.
    Eagle - 655 - Fuse. 250VAC 40Amp. Used.
    $4.00
    Fuse. 250VAC 40Amp. Class M, IR 10KA. Dimensions: 0.814" D x 3" long. Note: Used/Removed from equipment. Learn More
  23. BUSSMANN - FWP-40B - FUSE RECT. 40A 700VAC
    BUSSMANN - FWP-40B - FUSE RECT. 40A 700VAC
    Special Price $99.95 Regular Price $165.00
    40A 700VAC RECTIFIER FUSE MANFR.BX Learn More
  24. Gould (Brush) - XL70F350 - Fuse. 350Amp 700VAC.
    Gould (Brush) - XL70F350 - Fuse. 350Amp 700VAC.
    $169.00
    Fuse. 350Amp 700VAC. Type XL RMS Semiconductor fuse. From: manufactures box. Learn More
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Items 1-24 of 34

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