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Circuit Protection

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  1. Common Amperage 75Amp Remove This Item
  2. Common Amperage 250Amp Remove This Item
  3. Common Amperage 450Amp Remove This Item
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Category  
  1. Fuse 8 items
  2. Circuit Breaker 1 item
Capacitance  
Common Voltage  
  1. 500VDC 1 item
  2. 5500VDC 1 item
  3. 1000VAC 1 item
  4. 600VAC 1 item
  5. 700VAC 1 item
  6. 250VAC 1 item
  7. 660VAC 1 item
  8. 1500VAC 1 item
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VAC  
  1. 240 1 item
Common Amperage  
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  1. 1/100Amp 3 items
  2. 1/32Amp 2 items
  3. 1/20Amp 2 items
  4. 6/100Amp 1 item
  5. 1/16Amp 5 items
  6. 1/10Amp 6 items
  7. 1/8Amp 8 items
  8. 3/16Amp 4 items
  9. 15/100Amp 1 item
  10. 2/10Amp 5 items
  11. 1/4Amp 12 items
  12. 3/10Amp 7 items
  13. 3/8Amp 5 items
  14. 4/10Amp 5 items
  15. 1/2Amp 19 items
  16. 6/10Amp 2 items
  17. 7/10Amp 1 item
  18. 3/4Amp 12 items
  19. 8/10Amp 5 items
  20. 1Amp 33 items
  21. 1-1/10Amp 2 items
  22. 1-1/8Amp 3 items
  23. 1-1/4Amp 6 items
  24. 1-1/3Amp 3 items
  25. 1-4/10Amp 2 items
  26. 1-1/2Amp 7 items
  27. 1-6/10Amp 4 items
  28. 1-8/10Amp 1 item
  29. 2Amp 29 items
  30. 2-2/10Amp 1 item
  31. 2-1/4Amp 3 items
  32. 2-1/2Amp 11 items
  33. 2-8/10Amp 2 items
  34. 3Amp 31 items
  35. 3-2/10Amp 2 items
  36. 3-1/2Amp 2 items
  37. 4Amp 17 items
  38. 4-1/2Amp 1 item
  39. 5Amp 40 items
  40. 5-1/2Amp 2 items
  41. 6Amp 13 items
  42. 6-1/4Amp 2 items
  43. 7Amp 10 items
  44. 7-1/4Amp 1 item
  45. 7-1/2Amp 5 items
  46. 8Amp 16 items
  47. 9Amp 3 items
  48. 10Amp 57 items
  49. 12Amp 6 items
  50. 13Amp 2 items
  51. 14Amp 1 item
  52. 15Amp 50 items
  53. 16Amp 6 items
  54. 17-1/2Amp 2 items
  55. 18Amp 1 item
  56. 20Amp 41 items
  57. 21Amp 1 item
  58. 25Amp 25 items
  59. 32Amp 2 items
  60. 30Amp 35 items
  61. 35Amp 9 items
  62. 40Amp 15 items
  63. 45Amp 1 item
  64. 50Amp 30 items
  65. 60Amp 10 items
  66. 65Amp 1 item
  67. 63Amp 1 item
  68. 70Amp 11 items
  69. 75Amp 1 item
  70. 80Amp 5 items
  71. 90Amp 3 items
  72. 100Amp 20 items
  73. 110Amp 8 items
  74. 125Amp 6 items
  75. 150Amp 9 items
  76. 160Amp 1 item
  77. 175Amp 6 items
  78. 200Amp 10 items
  79. 225Amp 1 item
  80. 250Amp 5 items
  81. 260Amp 1 item
  82. 300Amp 5 items
  83. 315Amp 1 item
  84. 350Amp 4 items
  85. 400Amp 3 items
  86. 450Amp 3 items
  87. 500Amp 2 items
  88. 600Amp 6 items
  89. 700Amp 2 items
  90. 800Amp 4 items
  91. 1200Amp 1 item
  92. 1600Amp 1 item
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DC Voltage  
Manufacturer  
  1. Airpax 1 item
  2. Amp Trap/Gould 3 items
  3. Cooper/Bussmann 1 item
  4. Gould (Brush) 1 item
  5. Jean Muller 1 item
  6. LITTELFUSE 1 item
  7. Siemens 1 item
Amperage  
Unit of Measure  
  1. Each 4 items
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9 Items

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  1. Sensata Airpax - 209-2-6467-4 - Circuit breaker. 2Pole 240VAC 75Amp.
    Sensata Airpax - 209-2-6467-4 - Circuit breaker. 2Pole 240VAC 75Amp.
    Special Price $32.98 Regular Price $64.50
    READY TO SHIP - ONLY 52 LEFT IN STOCK!
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    Sensata Airpax - 209-2-6467-4 - Circuit Breaker.

    2Pole 240VAC 75Amp.

    Mount: Panel.

    Dimensions: Overall 2.072" wide x 3.55" deep x 5.125" high.

    Use on Vertical Surface.

    Marked for Special Use Only.

    New.

    Learn More
  2. SIEMENS - 3NE5627 - SITOR Fuse Link, NH3, In: 250 A, aR, Un AC: 1500 V, Un DC: 900 V, front indicator
    SIEMENS - 3NE5627 - SITOR Fuse Link, NH3, In: 250 A, aR, Un AC: 1500 V, Un DC: 900 V, front indicator
    Special Price $298.98 Regular Price $364.95
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    SIEMENS - 3NE5627 - Fuse. Current Rating: 250Amp Rated Voltage: 1500VAC. Power loss per pole: 130W Interrupting Rating: 100kA IR IEC269, VDE0636. Dimensions: 2.8" Wide x 2.8" Deep x 4.971" High plus blade contacts. New Learn More
  3. JEAN MULLER - HLS1 - Fuse. 250Amp 660VAC. Blade type.
    JEAN MULLER - HLS1 - Fuse. 250Amp 660VAC. Blade type.
    $45.00
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    Fuse. 250Amp 660VAC. Blade type. Dimensions: 2.015" square x 1.8" high. Overall with knife contacts 5-7/16". Each contact is 1.8" long x 0.957" wide x 0.250" thick. Note: VDE0636/23. Learn More
  4. Gould (Brush) - XL70F250 - FUSE SEMI-COND 250A 700VAC RMS
    Gould (Brush) - XL70F250 - FUSE SEMI-COND 250A 700VAC RMS
    Special Price $179.95 Regular Price $210.00
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    250A 700VAC TYPE XL SEMI-COND RMS FUSE MANFR.BX Learn More
  5. Cooper/Bussmann - FRN250 - Fuse. 250 Amp 250VAC. Used/RFE.
    Cooper/Bussmann - FRN250 - Fuse. 250 Amp 250VAC. Used/RFE.
    $54.99
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    Fuse. 250 Amp 250VAC. Semiconductor fuse time delay. Fusetron. Used/Removed from equipment/Guaranteed. Learn More
  6. Mersen Gould Shawmut - AMP-TRAP - A550X200E-1 - E-Rated Transformer Protection Fuse, 250A 5.5KV, Double Barrel.
    Mersen Gould Shawmut - AMP-TRAP - A550X200E-1 - E-Rated Transformer Protection Fuse, 250A 5.5KV, Double Barrel.
    Special Price $519.98 Regular Price $950.00
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    Mersen Gould Shawmut - AMP-TRAP - A550X200E-1 - E-Rated Transformer Protection Fuse, 250A 5.5KV, Double Barrel.

    Mersen fuses for the protection of transformers and distribution lines deliver overload and short circuit protection. These current-limiting fuses will melt at current that can be as low as 1.7 times the fuse current ratings up to its maximum interrupting rating. These fuses are designed to withstand the transformer magnetizing inrush current. 

    CS-3 250A Current Limiting FUSE (Dual) 5.5KV

    Description: 5.5kV Ferrule Mounted 12" Clip Center - Double Barrel

    Voltage rating: 5,500

    Current Rating: 250

    Mounting: F

    Type: CS-3

    Clip Center: 12

    Alternate: A055F2D0R0-250E

    Note: Mersen acquired Gould Shawmut - New Old Stock

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  7. LITTELFUSE - LDC450 - Fuse. 450Amp 600VAC/VDC.
    LITTELFUSE - LDC450 - Fuse. 450Amp 600VAC/VDC.
    $275.00
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    Fuse. 450Amp 600VAC/VDC. Current limiting/Interrupting capacity. Class L. (200Amps AC / 50,000Amps DC). Dimensions: 2.5" D x 3.750" long plus terminals each end, 2.4" from body x 1.98" wide x 0.387" thick. NIB. Learn More
  8. Mersen Gould Shawmut - AMP-TRAP – A50QS450-4 - FUSE 450A 500V Type-4
    Mersen Gould Shawmut - AMP-TRAP – A50QS450-4 - FUSE 450A 500V Type-4
    Special Price $149.95 Regular Price $220.00
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    Mersen Gould Shawmut - AMP-TRAP – A50QS450-4 - FUSE 450A 500V Type-4

    A50QS Amp-Trap® Form 101 fuses grew out of the need to improve the overall performance of semiconductor fuses in response to new equipment requirements. The A50QS encompasses the best protection features – lower I2t to provide better protection for equipment, longer life when subjected to cyclic loading and lower watts loss. A50QS is today’s best choice for the protection of dynamic solid state equipment such as motor drives, inverters, UPS, etc.

    Current Rating :450A

    Volatge Rating: 500 V

    TYPE 4 FUSE FORM-101

    Type: Semiconductor Protection Fuse, Fast Acting

    Note: Mersen acquired Gould Shawmut - New Old Stock

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  9. Mersen Gould Shawmut - AMP-TRAP - A1-100C450-4L - FUSE SERIES Q 450A 1000 VAC
    Mersen Gould Shawmut - AMP-TRAP - A1-100C450-4L - FUSE SERIES Q 450A 1000 VAC
    Special Price $289.99 Regular Price $350.00
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    Mersen Gould Shawmut - AMP-TRAP - A1-100C450-4L - FUSE SERIES Q 450A 1000 VAC

    450A 1000VAC SERIES Q FUSE 100KA MANFR.BX

    Current rating: 450A

    Voltage Rating: 1000V 

    Series Q

    Square Mount

    Note: Mersen acquired Gould Shawmut - New Old Stock

    Learn More
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