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Circuit Protection

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  1. Common Amperage 1/2Amp Remove This Item
  2. Common Amperage 250Amp Remove This Item
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Category  
  1. Fuse 16 items
  2. Circuit Breaker 8 items
  3. Other Circuit Protection 1 item
Capacitance  
Common Voltage  
  1. 5500VDC 1 item
  2. 600VAC 1 item
  3. 700VAC 1 item
  4. 125VAC 1 item
  5. 250VDC 2 items
  6. 250VAC 5 items
  7. 300VDC,125VAC 1 item
  8. 125VDC 1 item
  9. 660VAC 1 item
  10. 60VDC 1 item
  11. 1500VAC 1 item
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VAC  
  1. 250 5 items
  2. 277.415 1 item
  3. Not Specified 2 items
Common Amperage  
X
  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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Fuse Package  
  1. Glass 4 items
DC Voltage  
Manufacturer  
  1. Amp Trap/Gould 1 item
  2. Bussmann 2 items
  3. Cooper/Bussmann 5 items
  4. Carling 2 items
  5. FUSETRON 1 item
  6. Gould (Brush) 1 item
  7. Heinemann / Eaton 2 items
  8. IDEC 1 item
  9. IDEC IZUMI 1 item
  10. Klixon 1 item
  11. Jean Muller 1 item
  12. LITTELFUSE 2 items
  13. MOELLER 1 item
  14. RAYCHEM 1 item
  15. Schurter 1 item
  16. Siemens 1 item
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Amperage  
Unit of Measure  
  1. Each 8 items
  2. Set 4 items
Price  
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24 Items

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  1. Heinemann / Eaton - JB1-A3-A - Circuit breaker. SP 0.5Amp 250VAC.
    Heinemann / Eaton - JB1-A3-A - Circuit breaker. SP 0.5Amp 250VAC.
    Special Price $8.98 Regular Price $16.95
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    Heinemann / Eaton - JB1-A3-A - Circuit Breaker. SP 0.5Amp 250VAC. JB Snap-In Mount Series, 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. J Series can be used in a wide variety of applications including telecom, rail, marine and mobile equipment. These breakers are small and lightweight, saving valuable space in crowded control panels or weight in portable equipment. Status: Discontinued, New Old Stock. Learn More
  2. 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.

     

    Learn More
  3. Carling - MF1-B-34-250-1BB7BC - Circuit breaker. 0.5Amp 250VAC.
    Carling - MF1-B-34-250-1BB7BC - Circuit breaker. 0.5Amp 250VAC.
    $12.50
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    Circuit breaker. 0.5Amp 250VAC. Delay 34. Trip 0.675. On/Off rocker, illuminated - neon 120/250VAC. Mount: Panel, snap in. Dimensions: 1.380" wide x 0.70" high (in panel). Behind panel 1.90" deep. Learn More
  4. Carling - BA1-B0-20-250-121D - Circuit Breaker. SP 0.5Amp 250VAC 50/60Hz.
    Carling - BA1-B0-20-250-121D - Circuit Breaker. SP 0.5Amp 250VAC 50/60Hz.
    Special Price $14.98 Regular Price $26.50
    READY TO SHIP - ONLY 2 LEFT IN STOCK!
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    Carling - BA1-B0-20-250-121D Circuit Breaker.

    SP 0.5Amp 250VAC 50/60Hz.

    Number of poles: 1

    Delay 20.

    Mount: Panel.

    Dimensions: 61.44 x 19.18 x 50.8 mm

    Contacts: 1/4" Male Quick Connect Terminals.

    Learn More
  5. MOELLER - FAZ-2-C0,5 - 0.5Amp 2-Pole
    MOELLER - FAZ-2-C0,5 - 0.5Amp 2-Pole
    $24.58
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    2-ganged Din Rail Mount Circuit Breakers - 1-Phase 5kA - 277/400-415VAC Tripping Current 145% of rated currect = about 0.7Amps - beautiful Copper screw terminals, for 1x1 - 25mm2 2.4nM wire terminals.35.5 mmW x 68mmDeep(overall) x 80mmH, 45mmH thru panel. 2-polig 10kA Learn More
  6. IDEC IZUMI - NRAS2111F 0.5A AD - 0.5AmpDC 65VDC-max 2-Pole C/B
    IDEC IZUMI - NRAS2111F 0.5A AD - 0.5AmpDC 65VDC-max 2-Pole C/B
    $24.88
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    Circuit breaker. 2-Gang 500mAmp 65VDC-max Trip Amps 0.625 Curve-AD with Auxilliary Switch SPDT-5A 250VAC Circuit Protector 4-threaded screw hole mounting - 1.5"W x 2.0"H x 2.25"behind panel 5oz Learn More
  7. IDEC - NRAS2111F - Circuit breaker. 2P 0.5Amp.
    IDEC - NRAS2111F - Circuit breaker. 2P 0.5Amp.
    $29.00
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    Circuit breaker. 2P 0.5Amp. Max voltage: 65V. Hertz Dc. T Amps: 0.625. Curve AD. Aux sw: 5A250VAC. Listed: UL/CSA. More info: http://www.idec.com/language/english/catalog/CircuitBreakers/NRASeries.pdf Learn More
  8. Heinemann / Eaton - AM1-C3-A-0R5003E - SINGLE POLE CIRCUIT BREAKER
    Heinemann / Eaton - AM1-C3-A-0R5003E - SINGLE POLE CIRCUIT BREAKER
    Special Price $15.95 Regular Price $24.00
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    Single Pole Circuit Breaker 0.5A 250V 400hz Delay3. Learn More
  9. SCHURTER - 0034.3982 - Fuse. 250V 500mA.
    SCHURTER - 0034.3982 - Fuse. 250V 500mA.
    Special Price $0.89 Regular Price $1.50 As low as $0.59
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    SCHURTER - 0034.3982 Fuse.

    250V 500mA.

    Type FSD. Glass.

    Body Material: Glass

    Contact Plating: Nickel

    Current Rating: .5 A (500mA)

    Operating Temperature: -40 °C to 85 °C

    Max Voltage Rating (AC): 250 V

    Termination: Clip

    Dimensions: 5 x 20mm (0.197" X 0.787").

    Listed: UL/CSA.

    Note: Priced Each and also available in a Ten Pack.

    Swiss Made

    Learn More
  10. TE Connectivity RAYCHEM - RXE050 - Fuse, resettable. 0.50Amp 60V.
    TE Connectivity RAYCHEM - RXE050 - Fuse, resettable. 0.50Amp 60V.
    Special Price $0.79 Regular Price $0.98 As low as $0.59
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    TE Connectivity  RAYCHEM - RXE050 - Fuse, Resettable.

    0.50Amp 60V.

    TA 1Amp.

    40Amp max.

    72V max.

    Resistance: 1.17 Ohm.

    Package: radial disc.

    Learn More
  11. LITTELFUSE - 361.500 - Fuse. 1/2Amp 250VAC. Package of 5.
    LITTELFUSE - 361.500 - Fuse. 1/2Amp 250VAC. Package of 5.
    Special Price $3.98 Regular Price $5.00
    READY TO SHIP - ONLY 9 LEFT IN STOCK!
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    LITTELFUSE - 361.500

    Status: Discontinued

    Fuse. 1/2Amp 250VAC 8AG.

    Fuse acting.

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

    Package of 5.

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  12. Littelfuse - 312.500 - Fuse. 3AG 250V 1/2Amp (500mA). Package of 5.
    Littelfuse - 312.500 - Fuse. 3AG 250V 1/2Amp (500mA). Package of 5.
    Special Price $3.98 Regular Price $5.00
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    Fuse. 3AG 250V 1/2Amp (500mA). Fast acting. Dimensions: 1/4" D x 1-1/4" long. Package of 5. New. Note: Bulk packaged. Learn More
  13. FUSETRON - FRS-R-1/2 - Fuse. 1/2Amp 600VAC.
    FUSETRON - FRS-R-1/2 - Fuse. 1/2Amp 600VAC.
    Special Price $9.98 Regular Price $12.95
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    Fuse. 1/2Amp 600VAC semiconductor fuse. Dual element, time delay. Class K5. Terminals: ferrule. Mounting type: Holder. Dimensions: 0.813" D x 5.0" long. Learn More
  14. Cooper/Bussmann - MDL-1/2R - Fuse. 1/2 Amp 250VAC. Package of 3.
    Cooper/Bussmann - MDL-1/2R - Fuse. 1/2 Amp 250VAC. Package of 3.
    Special Price $2.98 Regular Price $3.50
    Out of stock
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    Cooper/Bussmann - MDL-1/2R Fuse.

    1/2 Amp 250VAC.

    Time delay.

    Glass.

    Dimensions: 1/4" D x 1-1/4" long.

    Package of 3.

     
    More info: http://www.cooperbussmann.com/pdf/98a9c763-9040-4280-a255-151b3dbca2f3.pdf
    Learn More
  15. BUSSMANN - AGC-1/2 - Fuse. 0.5Amp 250VAC. Package of 5.
    BUSSMANN - AGC-1/2 - Fuse. 0.5Amp 250VAC. Package of 5.
    Special Price $2.98 Regular Price $4.50
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    Fuse. 0.5Amp 250VAC. Fast acting. Package: glass, 0.25" D x 1.25" long. More info: http://www.cooperindustries.com/content/dam/public/bussmann/Electrical/Resources/Data%20Sheets/Bus_Ele_DS_2001_AGC_AGC-V_Series.pdf Note: Formerly 3AG. Package of 5.

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  16. 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
  17. 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
  18. 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
  19. 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
  20. 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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  21. Cooper/Bussmann - FNA-1/2 - Fuse. 1/2Amp 125VAC.
    Cooper/Bussmann - FNA-1/2 - Fuse. 1/2Amp 125VAC.
    $3.00
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    Fuse. 1/2Amp 125VAC. Pin indicating. Dual element, time delay. Case. 0.406" D x 1-1/2" long. Learn More
  22. Cooper/Bussmann - AGX-1/2 - Fuse. 1/2Amp 125V. Package of 5.
    Cooper/Bussmann - AGX-1/2 - Fuse. 1/2Amp 125V. Package of 5.
    $3.00
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    Fuse. 1/2Amp 125V. Fast acting. Type 8AG. Package: glass, 0.25" D x 1.0" long. Package of 5. Learn More
  23. Cooper/Bussmann - FRN-R-1/2 - Fuse. 1/2Amp 250VAC.
    Cooper/Bussmann - FRN-R-1/2 - Fuse. 1/2Amp 250VAC.
    Special Price $8.98 Regular Price $12.50
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    Fuse. 1/2Amp 250VAC. Semiconductor fuse, dual element, time delay. Class K5. Dimensions: 0.56" D x 2.00" long. Learn More
  24. EATON BUSSMANN - 70G-1/2 - Telpower Fuse, indicating. 1/2Amp 125VAC 300VDC.
    EATON BUSSMANN - 70G-1/2 - Telpower Fuse, indicating. 1/2Amp 125VAC 300VDC.
    Special Price $18.98 Regular Price $24.00 As low as $16.98
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    EATON COOPER BUSSMANN - 70G-1/2 - Telpower Fuse, Indicating.

    Fast Acting Telecom Telepower Indicating Fuse

    Current / Voltage Ratings: 1/2Amp 125VAC 300VDC.

    70 Series.

    Mounting Type: Holder

    Color code: Red.

    Dimensions: 0.28" (7.1mm) D x 1.86" (47.4mm) long, including pin.

    Note: Visual Alarm Indication / Striker Pin.

     

    Learn More
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