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Rheostats And Adjustable

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  1. Common Wattage 25W Remove This Item
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  1. Ceramic 34 items
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  38. 226 Watt 1 item
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  1. 5% 2 items
  2. 10% 2 items
  3. N/A 70 items
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  1. Clarostat 1 item
  2. CLARK 1 item
  3. MEMCOR 10 items
  4. Ohmite 30 items
  5. PIHER 1 item
  6. TRU-OHM 1 item
  7. Ward Leonard 29 items
  8. Vishay/Angstrohm Precision Inc 9 items
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Items 1-24 of 82

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  1. WARD LEONARD - RWA30W1 - Resistor, ceramic. 1 Ohm 25W Adj.
    WARD LEONARD - RWA30W1 - Resistor, ceramic. 1 Ohm 25W Adj.
    Special Price $3.49 Regular Price $5.00
    Out of stock
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    Resistor, ceramic. Resistance: 1 Ohm. Power: 25 watt. Adjustable with slider. Technology: wirewound. Enamel coated. Dimensions: 0.712" D x 2" long. Radial lug. Complete with mount feet. NIB. Learn More
  2. OHMITE - RHL1R0 - Rheostat. 1 Ohm 25W.
    OHMITE - RHL1R0 - Rheostat. 1 Ohm 25W.
    $26.00
    Out of stock
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    Rheostat. Resistance: 1 Ohm. Power: 25 watt. Amperes: 5.0Amp. Model H. Mount: Panel, bushing. Dimensions: 1.566" D x 1.075" behind panel. threaded bushing: 3/8" x 0.515" long. Shaft: screwdriver adjustable. Contacts: solder terminals. Learn More
  3. Memcor - RHS1R0 - Rheostat. 1 Ohm 25W.
    Memcor - RHS1R0 - Rheostat. 1 Ohm 25W.
    $25.99
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    Rheostat. Resistance: 1 Ohm. Power: 25 watt. 5.00Amp. Dimensions: 1-1/2" D x 1-1/4" high. Bushing: 3/8" D x 1/2" long. Shaft. 1/4" half flattened x 1/2" long. Series 2.5A. Learn More
  4. AO Smith- Joslyn Clark - 128-683 - Rheostat. Dual 1.25 Ohms 36.8Amp 600V.
    AO Smith- Joslyn Clark - 128-683 - Rheostat. Dual 1.25 Ohms 36.8Amp 600V.
    Special Price $469.98 Regular Price $850.00
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    AO Smith - Joslyn Clark Control Division - 128-683 Rheostat. Vitrohm Plate Type.

    Vitrohm pressed steel rheostats furnish a simple, accurate and economical method of field control. They are universally applied for adjusting generator, alternator and exciter field currents to obtain variations in output voltage and for field control of adjustable speed D.C. and synchronous motors. Other typical applications include heater, furnace, battery charging and other controls.

    Rheostat Potentiometer Speed Control

    Spring Loaded Wiper with Thick Silver Face

    Dual 1.25 Ohms 36.8Amp 600V. 128-683.

    ED No 90004LH.

    Dimensions: 14-3/4" Diameter x 8-1/2" High. 

    Approximately Weight: 26 lbs.

    Genuine Vintage Joslyn Clark - New Old Stock

    Read more on https://www.specialtyproducttechnologies.com/joslyn-clark/products/other-components/rheostats

    Proudly Made in USA

    Learn More
  5. CLAROSTAT - VR-003 - Rheostat. 2 Ohm. Vintage Radio Tube Filament Control, New Old Stock
    CLAROSTAT - VR-003 - Rheostat. 2 Ohm. Vintage Radio Tube Filament Control, New Old Stock
    Special Price $6.98 Regular Price $8.50 As low as $4.98
    IN STOCK - MORE THAN 500 READY TO SHIP!
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    CLAROSTAT - VR-003 - Rheostat. 2 Ohm. Vintage Radio Tube Filament Control, New Old Stock.

    Used in series with tube filaments to adjust current. Extends the "useful" life of RF tubes to keep the emission of the tube above the recommended minimum for the maximum amount of time.

    Resistance: 2 Ohm.

    Technology: Wirewound.

    Mount: Panel.

    Threaded Bushing: 3/8" D x 11.3mm long,

    Shaft: 1/4" D x 2.5mm high. Screw Driver Adjustable.

    Contacts: 2 Solder Hooks.

    Marked 140-660, X-4094-C.

    Alternates/Similar: Carter Radio Co. / Central Radio Laboratories Pot Control Wire Wound Rheostats

    Genuine Vintage Clarostat - New Old Stock 

    Made in USA

    Learn More
  6. WARD LEONARD - RWA30W3 - Resistor, ceramic. 3 Ohm 25W Adj.
    WARD LEONARD - RWA30W3 - Resistor, ceramic. 3 Ohm 25W Adj.
    Special Price $3.49 Regular Price $5.00
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    Resistor, ceramic. Resistance: 3 Ohm. Power: 25 watt. Adjustable with slider. Technology: wirewound. Enamel coated. Dimensions: 0.690" x 1.973" long or 0.707" D x 2.001" long. Radial lug. Note: Marked 30/25A3 or 25954.1-43. Maybe replaced with Ohmite 0361 3 Ohm 25W Adj. Learn More
  7. OHMITE - H-4-S2 - Rheostat. 4 Ohm 25W, Model H.
    OHMITE - H-4-S2 - Rheostat. 4 Ohm 25W, Model H.
    Special Price $42.98 Regular Price $62.50
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    OHMITE - H-4-S2 - Rheostat.

    Resistance: 4 Ohm.

    Power: 25 watt.

    Amperes: 1.50Amp.

    Mount: Panel, bushing.

    Contacts: solder terminals.

    Note: Model H.

    Shaft: 1/4" slotted.

    Alternate: RHS4R0

    Made in USA

    Learn More
  8. OHMITE - L0144 - Rheostat. 8 Ohm 25W.
    OHMITE - L0144 - Rheostat. 8 Ohm 25W.
    Special Price $42.98 Regular Price $62.50
    Out of stock
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    OHMITE - L0144 Rheostat.

    Resistance: 8 Ohm.

    Power: 25 watt.

    Amperes: 1.77Amp.

    Model H.

    Mount: Panel, bushing.

    Dimensions: 1.566" D x 1.075" behind panel. threaded bushing: 3/8" x 0.515" long.

    Shaft: 1/4" D x 0.5" long.

    Contacts: Solder Terminals.

    Alternate: RHS8R0

    Made in USA

    Learn More
  9. OHMITE - 5107 - Hardware, knob. Handwheel knob for rheostats.
    OHMITE - 5107 - Hardware, knob. Handwheel knob for rheostats.
    $20.00
    Out of stock
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    Hardware, knob. Handwheel / Control knob for power rheostats. Without pointer. Dimensions: 3-1/4" D with 1/4" mount. Slotted screw set. Note: Scratched surfaces from bulk packaging. Learn More
  10. OHMITE - 5106 - Hardware, knob. Handwheel knob for rheostats.
    OHMITE - 5106 - Hardware, knob. Handwheel knob for rheostats.
    $20.00
    Out of stock
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    Hardware, knob. Handwheel / Control knob for power rheostats. With pointer. Dimensions: 3-1/4" D with 1/4" mount. Slotted screw set. Note: Scratched surfaces from bulk packaging. Learn More
  11. WARD LEONARD - RWA30W15 - Resistor, ceramic. 15 Ohm 25W Adj.
    WARD LEONARD - RWA30W15 - Resistor, ceramic. 15 Ohm 25W Adj.
    Special Price $3.49 Regular Price $5.00
    Out of stock
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    Resistor, ceramic. Resistance: 15 Ohm. Power: 25 watt. Adjustable with slider. Technology: wirewound. Enamel coated. Dimensions: 0.713" D x 2" long. Radial solder lug. Learn More
  12. Ohmite/Vishay/Angstrohm Precision Inc - MP10-15R - Rheostat. 15 Ohm 25W.
    Ohmite/Vishay/Angstrohm Precision Inc - MP10-15R - Rheostat. 15 Ohm 25W.
    Special Price $42.98 Regular Price $62.50
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    Ohmite/Vishay/Angstrohm Precision Inc - MP10-15R Rheostat.

    Resistance: 15 Ohm.

    Power: 25 watt. 1.29Amp.

    Shaft: 3/4", Type C.

    Alternate: Ohmite RHS15R, RHL15R, Vishay RT025AS15R0KB, Honeywell CR25-15

     

    Learn More
  13. Memcor - RHM25A15 - Rheostat. 15 Ohm 25W.
    Memcor - RHM25A15 - Rheostat. 15 Ohm 25W.
    Special Price $42.98 Regular Price $62.50 As low as $34.98
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    Memcor - RHM25A15 - Rheostat.

    Resistance: 15 Ohm.

    Power: 25 Watt 1.29Amp.

    Rated at 300V.

    Mount: Panel, Bushing.

    Dimensions: 1.566" D x 1.075" behind panel.

    Threaded Bushing: 3/8" x 0.515" long.

    Shaft: 1/4" D x 0.5" long.

    Contacts: Solder terminals.

    Listed: UL.

    Learn More
  14. WARD LEONARD - RWA30W18 - Resistor, ceramic. 18 Ohm 25W Adj.
    WARD LEONARD - RWA30W18 - Resistor, ceramic. 18 Ohm 25W Adj.
    Special Price $3.49 Regular Price $5.00
    Out of stock
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    Resistor, ceramic. Resistance: 18 Ohm. Power: 25 watt. Adjustable with slider. Technology: wirewound. Enamel coated. Dimensions: 0.708" D x 2.5" long. Radial solder lug. Learn More
  15. OHMITE - 0364B - Resistor, ceramic. 20 Ohm 25W Adj.
    OHMITE - 0364B - Resistor, ceramic. 20 Ohm 25W Adj.
    Special Price $4.98 Regular Price $8.50
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    Resistor, ceramic. Resistance: 20 Ohm. Power: 25 Watt. Adjustable. Technology: wirewound. Enamel coated, radial lug. Learn More
  16. WARD LEONARD - RWA30W25 - Resistor, ceramic. 25 Ohm 25W Adj.
    WARD LEONARD - RWA30W25 - Resistor, ceramic. 25 Ohm 25W Adj.
    Special Price $3.49 Regular Price $5.00
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    WARD LEONARD - RWA30W25 Resistor, Ceramic.

    Resistance: 25 Ohm.

    Power: 25 watt.

    Adjustable with slider.

    Technology: Wirewound.

    Enamel coated.

    Dimensions: 0.694" D x 2" long.

    Radial lug.

    Note: Marked 30/25A25.

    Learn More
  17. Vishay/Angstrohm Precision Inc - RHW25C25 - Rheostat. 25 Ohm 25W.
    Vishay/Angstrohm Precision Inc - RHW25C25 - Rheostat. 25 Ohm 25W.
    $25.99
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    Rheostat. Resistance: 25 Ohm. Power: 25 watt. Amperes: 1.0Amp. Mount: Panel, bushing. Contacts: solder terminals. Learn More
  18. OHMITE - SE15005-352-T3 - Rheostat. Triple 25 Ohm 25W.
    OHMITE - SE15005-352-T3 - Rheostat. Triple 25 Ohm 25W.
    Special Price $98.98 Regular Price $124.50
    Out of stock
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    OHMITE - SE15005-352-T3 - Rheostat.

    Triple 25 Ohm

    Power: 25 Watt

    Current: 1.28Amp (each), Assembly.

    Learn More
  19. Memcor - RHW25A25K - Wirewound Rheostat. 25000 Ohm 25W.
    Memcor - RHW25A25K - Wirewound Rheostat. 25000 Ohm 25W.
    Special Price $26.98 Regular Price $39.50
    READY TO SHIP - ONLY 7 LEFT IN STOCK!
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    Memcor - RHW25A25K Rheostat. Type R-25

    Resistance: 25000 Ohm.

    Power: 25 Watt.

    Amperes: 2.5 Amp.

    Mount: Panel, Bushing.

    Contacts: Solder Terminals.

    Carbon Contact is spring loaded for Superior Contact. Shaft with Lock,

    Typical Usages are Industrial Controls, Power Supplies, Motor Control, HIFI Audio  

    Learn More
  20. WARD LEONARD - RWA30W35 - Resistor, ceramic. 35 Ohm 25W Adj.
    WARD LEONARD - RWA30W35 - Resistor, ceramic. 35 Ohm 25W Adj.
    Special Price $3.49 Regular Price $5.00
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    Resistor, ceramic. Resistance: 35 Ohm. Power: 25 watt. Adjustable with slider. Technology: wirewound. Enamel coated. Dimensions: 0.707" D x 2" long. Radial lugs with screws. Learn More
  21. Memcor - RHS35R - Rheostat. 35 Ohm 25W.
    Memcor - RHS35R - Rheostat. 35 Ohm 25W.
    $25.99
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    Rheostat. Resistance: 35 Ohm. Power: 25 watt. 0.85Amp. Dimensions: 1-1/2" D x 1-1/4" high. Bushing: 3/8" D x 1/2" long. Shaft. 1/4" half flattened x 1/2" long. Series 2.5A. Learn More
  22. Memcor - RHW25C35 - Rheostat. 35 Ohm 25W.
    Memcor - RHW25C35 - Rheostat. 35 Ohm 25W.
    Special Price $24.98 Regular Price $29.50
    Out of stock
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    Memcor Rheostat. Resistance: 35 Ohm. Power: 25 watt 0.85Amp. Series 2.54A. Mount: Panel. Dimensions:1.575" D x 1.238" high. Threaded bushing 0.75" long. Shaft: 1/4" slotted x 0.087" high. Contacts: solder terminals.

    Learn More
  23. Memcor - RHW25A35 - Wirewound Rheostat. 35 Ohm 25W.
    Memcor - RHW25A35 - Wirewound Rheostat. 35 Ohm 25W.
    Special Price $26.98 Regular Price $36.95
    READY TO SHIP - ONLY 29 LEFT IN STOCK!
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    Memcor - RHW25A35 Rheostat.

    Resistance: 35 Ohm.

    Power: 25 watt.

    Amperes: .85 Amp.

    Mount: Panel, bushing.

    Contacts: solder terminals.

    Carbon Contact is spring loaded for Superior Contact. Shaft with Lock,

    Typical Usages are Industrial Controls, Power Supplies, Motor Control, HIFI Audio  

    Learn More
  24. WARD LEONARD - 5905-00-158-4700 - Resistor, ceramic. 38 Ohm 25W.
    WARD LEONARD - 5905-00-158-4700 - Resistor, ceramic. 38 Ohm 25W.
    $6.00
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    Resistor, ceramic. Resistance: 38 Ohm. Power: 25 Watt. Tolerance: 10%. Adjustable. Technology: wirewound. Enamel coated. Dimensions: 0.683" D x 2.019" long. Radial lug. Note: Marked: 30/25A38. Learn More
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