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Resistors

Electronic Circuit Resistors

When you need a resistor to stabilize your current, go to the internet’s premier resistor distributor: Electronic Surplus. The electrical resistor circuits for sale in our inventory will help keep your devices running smoothly and safely.  

We take pride in our work as a distributor, so we put in the effort to offer you a large variety of quality products. We carry products ranging from high voltage and carbon film to non-inductive and power resisters, so you can find the electrical resistor circuit for sale that suits your needs. If our current listings do not show your resistor in stock, please submit a part request and we will be in contact with you shortly.  

Shop our selection of resistor circuits below. 

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  1. Common Wattage 40 Watt Remove This Item
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  1. Non-Inductive Resistor 1 item
  2. Power Resistor 30 items
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  48. 45 Watt 9 items
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  50. 50 Watt 179 items
  51. 55 Watt 15 items
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  55. 70 Watt 16 items
  56. 75W 2 items
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  59. 90 Watt 5 items
  60. 95 Watt 6 items
  61. 100 Watt 182 items
  62. 110 Watt 7 items
  63. 115 Watt 1 item
  64. 116W 1 item
  65. 118 Watt 1 item
  66. 120 Watt 22 items
  67. 125 Watt 6 items
  68. 130 Watt 53 items
  69. 135 Watt 2 items
  70. 140 Watt 3 items
  71. 145 Watt 4 items
  72. 150 Watt 45 items
  73. 155 Watt 11 items
  74. 160 Watt 41 items
  75. 168 Watt 1 item
  76. 175 Watt 18 items
  77. 180 Watt 4 items
  78. 200 Watt 53 items
  79. 200-225 W 2 items
  80. 203 Watt 1 item
  81. 210 Watt 5 items
  82. 215 Watt 1 item
  83. 218 Watt 1 item
  84. 220 Watt 1 item
  85. 225 Watt 46 items
  86. 226 Watt 1 item
  87. 250 Watt 3 items
  88. 240 Watt 18 items
  89. 295 Watt 2 items
  90. 300 Watt 38 items
  91. 375 Watt 6 items
  92. 400 Watt 12 items
  93. 420 Watt 3 items
  94. 500 Watt 7 items
  95. 550 Watt 6 items
  96. 750 Watt 1 item
  97. 1500 Watt 1 item
  98. Not Specified 379 items
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Sub Identifier  
  1. Ceramic 29 items
mΩ - milli-ohm  
Ω - ohm  
kΩ - kilo-ohm  
MΩ - mega-ohm  
Tolerance  
  1. 5% 17 items
  2. 10% 1 item
  3. N/A 11 items
Manufacturer  
  1. HEI 1 item
  2. Milwaukee 2 items
  3. NOBLE 1 item
  4. Ohmite 15 items
  5. Ward Leonard 11 items
Unit of Measure  
  1. Each 16 items
Price  
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Items 1-24 of 30

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  1. WARD LEONARD - RWO40W0.5 - Resistor, ceramic. 0.5 Ohm 40W.
    WARD LEONARD - RWO40W0.5 - Resistor, ceramic. 0.5 Ohm 40W.
    Special Price $6.98 Regular Price $8.50
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    Resistor, ceramic. Resistance: 0.5 Ohm. Power: 40 watt. Tolerance: 10%. Technology: wirewound. Enamel coated. Dimensions: 2.019" long x 1.222" wide x 0.460" thick. Overall with mount 3.3" long. Radial lug. Stackable bracket. Light green. Learn More
  2. OHMITE - 496A740AAP-1 - Resistor, Ceramic. 1 Ohm 40W.
    OHMITE - 496A740AAP-1 - Resistor, Ceramic. 1 Ohm 40W.
    Special Price $7.98 Regular Price $9.95
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    OHMITE - 496A740AAP-1 - Resistor, ceramic.

    Resistance: 1 Ohm.

    Power: 40 watt.

    Tolerance: 5%.

    echnology: wirewound.

    Enamel coated.

    Dimensions: 1.060" D x 3-1/4" long. ID is 0.610" diameter.

    Contacts: copper stranded wire.

    Note: Marked 41695.

    Learn More
  3. OHMITE - 496A740AC-44 - Resistor, ceramic. 1.5 Ohm 40W. 3.25" L.
    OHMITE - 496A740AC-44 - Resistor, ceramic. 1.5 Ohm 40W. 3.25" L.
    $5.99
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    Resistor, ceramic. Resistance: 1.5 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.1" D x 3.25" long. Overall length with ceramic insulators 4-1/8" long. Complete with mount feet which are the electrical contacts. Learn More
  4. Noble - RGU40FV - Resistor, power. 4.3 Ohm 40 watt.
    Noble - RGU40FV - Resistor, power. 4.3 Ohm 40 watt.
    $10.99
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    Resistor, power. Resistance: 4.3 Ohm. Power: 40 watt. Series HV. Material: cermet, ceramic, with attached metal bracket. Technology: wirewound. Note: Type RGU are UL-listed fusing and temperature limiting resistors (under file No. E62418). HV is equipped with a vertical mounting bracket. Two-male 1/4" QC terminals. Learn More
  5. WARD LEONARD - RWO40S10 - Resistor, ceramic. 10 Ohm 40W.
    WARD LEONARD - RWO40S10 - Resistor, ceramic. 10 Ohm 40W.
    Special Price $6.98 Regular Price $8.50
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    Resistor, ceramic. Resistance: 10 Ohm. Power: 40 watt. Technology: wirewound. Enamel coated. Dimensions: 2.019" long x 1.222" wide x 0.460" thick. Overall with mount 3.3" long. Radial lug. Stackable bracket. Light green. Learn More
  6. WARD LEONARD - RWF40W10 NI - Resistor, ceramic. 10 Ohm 40W NI.
    WARD LEONARD - RWF40W10 NI - Resistor, ceramic. 10 Ohm 40W NI.
    Special Price $6.98 Regular Price $8.50
    Out of stock
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 10 Ohm. Power: 40 watt. Non-inductive. Enamel coated. Dimensions: 1.147" wide x 1.2" high x 1.991" long. Radial lug. Learn More
  7. HEI - RWO40W10 - Resistor, ceramic. 10 Ohm 40W.
    HEI - RWO40W10 - Resistor, ceramic. 10 Ohm 40W.
    $5.00
    Out of stock
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 10 Ohm. Power: 40 watt. Technology: wirewound. Flat. Enamel coated. Dimensions: overall 2.93" long x 1.508" wide, including contacts x 0.48" high. Learn More
  8. OHMITE - 496A740AAP-8 - Resistor, ceramic. 15 Ohm 40W.
    OHMITE - 496A740AAP-8 - Resistor, ceramic. 15 Ohm 40W.
    Special Price $7.98 Regular Price $9.95
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 15 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.060" D x 3-1/4" long. ID is 0.610" diameter. Contacts: copper stranded wire. Note: Marked 41695. Learn More
  9. WARD LEONARD - RWO40S50 - Resistor, ceramic. 50 Ohm 40W.
    WARD LEONARD - RWO40S50 - Resistor, ceramic. 50 Ohm 40W.
    Special Price $6.98 Regular Price $8.50
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 50 Ohm. Power: 40 watt. Technology: wirewound. Enamel coated. Dimensions: 2.019" long x 1.222" wide x 0.460" thick. Overall with mount 3.3" long. Radial lug. Stackable bracket. Light green. Learn More
  10. WARD LEONARD - 496A740AAP14 - Resistor, ceramic. 75 Ohm 40W. 3.25" L.
    WARD LEONARD - 496A740AAP14 - Resistor, ceramic. 75 Ohm 40W. 3.25" L.
    Special Price $7.98 Regular Price $9.95
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 75 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.065" D x 3.25" long. Contacts: copper stranded wire. Note: Marked 41695. Learn More
  11. OHMITE - RWF40W100 - Resistor, ceramic. 100 Ohm 40W.
    OHMITE - RWF40W100 - Resistor, ceramic. 100 Ohm 40W.
    $7.00
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    Resistor, ceramic. Resistance: 100 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.075" D x 3.295" long. Radial lug. Note: Marked 3-1/4-N-46-F. Learn More
  12. OHMITE - 496A740AAP-18 - Resistor, ceramic. 200 Ohm 40W.
    OHMITE - 496A740AAP-18 - Resistor, ceramic. 200 Ohm 40W.
    Special Price $7.98 Regular Price $9.95
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 200 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.060" D x 3-1/4" long. ID is 0.610" diameter. Contacts: copper stranded wire. Note: Marked 41695. Learn More
  13. WARD LEONARD - RWF42W300 - Resistor, ceramic. 300 Ohm 40W.
    WARD LEONARD - RWF42W300 - Resistor, ceramic. 300 Ohm 40W.
    $7.00
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    Resistor, ceramic. Resistance: 300 Ohm. Power: 40 watt. Technology: wirewound. Enamel coated. Dimensions: 0.828" D x 3.5" long. Radial lug with screws. Complete with mount feet at 4-5/8" centers. Learn More
  14. OHMITE - 496A740CX-4 - Resistor, ceramic. 380 Ohm 40W.
    OHMITE - 496A740CX-4 - Resistor, ceramic. 380 Ohm 40W.
    $5.99
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    Resistor, ceramic. Resistance: 380 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.1" D x 3.25" long. Contacts: stranded wire leads. Learn More
  15. WARD LEONARD - RWF40W400 - Resistor, ceramic. 400 Ohm 40W.
    WARD LEONARD - RWF40W400 - Resistor, ceramic. 400 Ohm 40W.
    Special Price $6.98 Regular Price $8.50
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    Resistor, ceramic. Resistance: 400 Ohm. Power: 40 watt. Technology: wirewound. Enamel coated. Dimensions: 1.201" D x 2.010" long. Radial lug. Learn More
  16. OHMITE - 496A740CX-5 - Resistor, ceramic. 400 Ohm 40W Tapped.
    OHMITE - 496A740CX-5 - Resistor, ceramic. 400 Ohm 40W Tapped.
    $5.99
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    Resistor, ceramic. Resistance: 400 Ohm. Power: 40 watt. Tolerance: 5%. Tapped. Technology: wirewound. Enamel coated. Dimensions: 1.1" D x 3.25" long. Contacts: stranded wire leads. Note: Tapped at 375 Ohm and 25 Ohm. Learn More
  17. OHMITE - 496A740AAP-27 - Resistor, ceramic. 900 Ohm 40W.
    OHMITE - 496A740AAP-27 - Resistor, ceramic. 900 Ohm 40W.
    Special Price $7.98 Regular Price $9.95
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 900 Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.060" D x 3-1/4" long. ID is 0.610" diameter. Contacts: copper stranded wire. Note: Marked 41695. Learn More
  18. OHMITE - 496A740AA-P23 - Resistor, Ceramic. 600 Ohm 40W. 3.25" L.
    OHMITE - 496A740AA-P23 - Resistor, Ceramic. 600 Ohm 40W. 3.25" L.
    Special Price $6.98 Regular Price $9.50 As low as $5.98
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    OHMITE - 496A740AA-P23 - Resistor, Ceramic Industrial Wire Wound.

    Resistance: 600 Ohm.

    Power: 40 watt.

    Tolerance: 5%.

    Technology: Wirewound.

    Enamel Coated.

    Dimensions: 1.1" Diameter x 3.25" Long.

    Contacts: Stranded Wire leads.

    Learn More
  19. OHMITE - F40J750 - Resistor, Ceramic. 750 Ohm 40W.
    OHMITE - F40J750 - Resistor, Ceramic. 750 Ohm 40W.
    Special Price $8.98 Regular Price $12.00
    Out of stock
    Add to Wish List Add to Compare

    OHMITE - F40J750 -  Resistor, Ceramic.

    Resistance: 750 Ohm.

    Power: 40 watt.

    Tolerance: 5%.

    Thin, stackohm. (Flat).

    Enamel coated.

    Technology: Wirewound.

    Note: ALT P/N: F419.

    Learn More
  20. WARD LEONARD - RWR40W1200 - Resistor, ceramic. 1.2K Ohm 40W.
    WARD LEONARD - RWR40W1200 - Resistor, ceramic. 1.2K Ohm 40W.
    $5.99
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    Resistor, ceramic. Resistance: 1.2K Ohm. Power: 40 watt. Technology: wirewound. Dimensions: 0.800" D x 4-7/8" long. Contacts: metal ferrule. Learn More
  21. OHMITE - 496A740AA-29 - Resistor, ceramic. 1.25K Ohm 40W.
    OHMITE - 496A740AA-29 - Resistor, ceramic. 1.25K Ohm 40W.
    $5.99
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 1.25K Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.1" D x 3.25" long. Contacts: stranded wire leads. Learn More
  22. WARD LEONARD - RWF40W3000 - Resistor, ceramic. 3K Ohm 40W.
    WARD LEONARD - RWF40W3000 - Resistor, ceramic. 3K Ohm 40W.
    Special Price $6.98 Regular Price $8.50
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    Resistor, ceramic. Resistance: 3K Ohm. Power: 40 watt. Technology: wirewound. Enamel coated. Dimensions: 1.069" D x 3.292" long. Radial lug. Learn More
  23. OHMITE - 496A740AB-P34 - Resistor, ceramic. 4K Ohm 40W.
    OHMITE - 496A740AB-P34 - Resistor, ceramic. 4K Ohm 40W.
    $5.99
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 4K Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.064" D x 3.25" long. Radial wire leads. Complete with ceramic insulators at each end and mount feet. Overall length is 4-1/8" long. Learn More
  24. OHMITE - 496A740AB-P34 - Resistor, ceramic. 4K Ohm 40W.
    OHMITE - 496A740AB-P34 - Resistor, ceramic. 4K Ohm 40W.
    $5.99
    Add to Wish List Add to Compare
    Resistor, ceramic. Resistance: 4K Ohm. Power: 40 watt. Tolerance: 5%. Technology: wirewound. Enamel coated. Dimensions: 1.073" D x 3.25" long. Radial wire leads. Learn More
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mΩ - milli-ohm
Ω - ohm
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MΩ - mega-ohm
Tolerance
  1. 5% 17 items
  2. 10% 1 item
  3. N/A 11 items
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