Potentiometers: Rheostats
100 Ohm to 999.9 Ohm
100 Ohm to 999.9 Ohm
| High
power pots, adjustable with knob or screwdriver. More convenient than adjustable resistors, smaller package per watt than normal wire wound resistors. |
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Memcor Dual Rheostat
100/150 Ohm
100/150 Ohm
(RWA) 45405
Memcor dual rheostat, 100 ohm, 0.5 amp, 25 watt. 150 ohm, 0.41 amp, 25 watt. Dual concentric shaft 3/16" x 1/4". 2-1/2"W bracket. 3-1/2" behind panel depth. DLA-900-88-M-KX93. NSN: 5905-00-755-0850.
$75 each
Ohmite Rheostat
100 Ohm
100 Ohm
(RWA) RLS180-0536
Ohmite rheostat, 100 ohm, 1.225 amp, 150 watt. 3-3/4"d. 1/4" shaft.
$49 each
Ohmite Rheostat
100 Ohm
100 Ohm
(RWA) RP101FK101KK
Ohmite rheostat, 100 ohm, 0.5 amp, 25 watt, 10%. 1-1/2" diameter. 1-1/2" behind panel depth. 1/4" x 2-1/8" "D" shaft. Alt P/N: M22-03-00-131FK. DSA-900-76-M-G-300. NSN: 5905-00-195-2311.
$20 each - $18 (6+)
Ohmite Rheostat
100 Ohm
100 Ohm
(RWA) 47094-2
Ohmite rheostat, 100 ohm, 0.35 amp, 12.5 watt. 1/8" x 1/8" round slotted shaft wtih lock nut. 7/8"d x 5/8" behind panel depth.
*** SOLD OUT ***
Rheostat
100 Ohm
100 Ohm
(RWA) M220300131S
Rheostat, 100 ohm, 0.5 amp, 25 watt.
*** SOLD OUT ***
Rheostat
100 Ohm
100 Ohm
(RWA) 208A495G03
Rheostat, 100 ohm, 0.71 amp, 50 watt. Made by Angstrohm Precision Inc.
$65 each
Rheostat
100 Ohm
100 Ohm
(RWA) RP301SD101KK
Rheostat, 100 ohm, 150 watts, 1.23 amps. 1 section. Type R-150. ±10% tol. 305º actuator travel. 4.060" body diameter. 0.875"L slotted shaft, 0.25"D. Mil-spec. Alt. P/N: M22/09-00151SD. Made by Memcor. NSN: 5905-01-199-1109.
$425 each
Rheostat
135 Ohm
135 Ohm
(RWA) 567-B
Rheostat, 135 ohm, 3.53 amp, 150 watt. Some rust / corrosion from damp storage, but has excellent operation. 4" diameter x 2-3/4" high, 1/4" "D" shaft. Made by Ohmite. NSN: 5905-00-474-7717.
$29 each
Dual Resistor Variable
142 Ohm / 142 Ohm
142 Ohm / 142 Ohm
(RWA) K43647-1
Dual resistor variable, Navy rheostat. Sealed. 142 ohm / 142 ohm. 5.5 - 0.6 amps, 120v, 500 watts. 6-1/2"D, 6" behind panel depth. 1/2" x 1-1/2" shaft. NSN: 5905-00-854-7169.
$450 each
1 Section Variable Resistor
150 Ohm
150 Ohm
(RWA) 24460
Grimes Aerospace 1 section variable resistor. 150 ohm, 5 watts. Panel mount (bushing). 360º rotary actuator. 0.25"D flatted shaft. 0.656"L x 0.895"D body. 2 solder lug tabs. NOS.
$45 each - $43 (3+)
Enclosed Aircraft Rheostat
150 Ohm
150 Ohm
(RWA) AN3155-50-150
Clarostat enclosed aircraft rheostat. 150 ohms, 50 watts. 0.59 amp to 0.17 amp. 2.36"D x 2.17" behind panel depth. 3/8" bushing mount. 1/4"D x 3/8"L shaft. Used, removed.
$15 each - $12 (3+)
Rheostat
150 Ohm
150 Ohm
(RWA) G150-75
Ohmite rheostat. 150 ohms, 75 watts, 0.71 amps. 2-3/4"D, 1/4" shaft. NOTE: These were dismantled from a NEW ganged rheostat. Mounting bracket may be removed.
$35 each
Ohmite Rheostat
175 Ohm
175 Ohm
(RWA) 0153
Ohmite rheostat, 175 ohm, 0.38 amp, 25 watt. 1-5/8"D. 1/4"x 1/2" shaft.
$18 each
Memcor Rheostat
150 Ohm
150 Ohm
(RWA) RP152SD151K
Memcor rheostat, 150 ohm, 0.58 amp, 50 watt. 2.28"D. 1 1/2" behind panel depth. 1/4" x 7/16" slotted shaft.
$24 each
Rheostat
200 Ohm
200 Ohm
(RWA) RP101SK201KK
Angstrom rheostat. 200 ohm, 0.35 amp, 25 watts, ±10% tolerance. 1/4"D rounded slotted shaft. 3 solder tabs. 2.54"L shaft. 1.596"D body. 1.28" behind panel depth. NOS. Mil-spec P/N: M22/03-00151SK. NSN: 5905-00-502-1598.
$20 each - $18 (5+)
Rheostat
200 Ohm
200 Ohm
(RWA) S135421/45
Rheostat, 200 ohm, 0.4 amp, 250 volt. 4" diameter body x 2" deep. Made by Westinghouse. NSN: 5905-00-393-2742.
*** SOLD OUT ***
Rheostat
200 Ohm
200 Ohm
(RWA) RP101SJ201KK
Rheostat, 200 ohm, 0.35 amp, 25 watt, 10%. 1-1/2"D x 1-1/4" body. 1/4"D x 1-1/2"L slotted shaft. Made by Memcor. NSN: 5905-01-120-5757.
$20 each - $18 (6+)
General Radio Rheostat
200 Ohm
200 Ohm
(RWA) GR301-200
General Radio rheostat. 200 ohm, 175ma, 6 watt. Type 301. 1/4" shaft with pointer knob. 1-3/4"D x 2"H.
$35 each
Rheostat
240 Ohm
240 Ohm
(RWA) R25-240
Tru-Ohm rheostat. Series 25A. 240 ohm, 0.298 amps, 25 watts, 300v. Type R-25. No-turn lug at 6 O'Clock position. 3 solder lugs. 1.60"D x 2.17"L body. 1/4"D round shaft with hole.
$25 each - $23 (5+)
Dual Rheostat
245 / 245 Ohm
245 / 245 Ohm
(RWA) 57936
Dual rheostat, 245 / 245 ohm, 150 watt. Both elements driven by one shaft. Knob "free-wheels" until depressed which engages rotor and turns armature. 5"D x 9-1/4"L maximum dimensions. 3"D skirt. New, surplus, circa 1950. Made by Ohmite.
$115 each - $100 (2+)
Rheostat
250 Ohm
250 Ohm
(RWA) 0154
Rheostat, 250 ohm, 0.32 amp, 25 watt, 1/4" shaft. 1.5" diameter.
Made by Ohmite.
*** SOLD OUT ***
Dual Rheostat
250 / 250 Ohm
250 / 250 Ohm
(RWA) H250L0-1T2
Dual rheostat, 250 / 250 ohm, 25 watt, 0.316 amp. Panel mount. 2-1/4" maximum diameter, 3-3/8" behind panel depth. Slot adjust shaft with lock bushing. Made by Ohmite. NSN: 5905-00-969-0691.
$33 each
Rheostat
300 Ohm
300 Ohm
(RWA) CM26844
Clarostat rheostat. 300 ohm, 25w. 1-5/8"D body. 1-1/4" behind panel depth. 1/4" x 1/2"L shaft. 3/8" bushing.
$23 each - $21 (5+)
Rheostat
300 / 300 / 800 / 1150 Ohm
300 / 300 / 800 / 1150 Ohm
(RWA) 43649
Rheostat, 300 / 300 / 800 / 1150 ohm, 25 watt, stacked.
$75 each
Rheostat
300 Ohm / 0.87 Ohm
300 Ohm / 0.87 Ohm
(RWA) 1264
Rheostat, 300 ohm, 0.87 ohm. 5" diameter body, 2" behind panel depth. 3/8"D x 2"L shaft. 1-3/4" c-c 1/4-20 mounting studs. New. Made by Ohmite.
$149
Rheostat
320 Ohm
320 Ohm
(RWA) N320-F10
Rheostat, 320 ohm, 0.97 amp, 300 watt, 5-1/2" diameter.
*** SOLD OUT ***
Rheostat
370 Ohm
370 Ohm
(RWA) NAF-1099-25-370
IRC rheostat. 370 ohm, 25w. 2 terminal. used.
$10 each - $9 (6+)
Rheostat
500 Ohm
500 Ohm
(RWA) 39530LH
Ward Leonard rheostat. 500 ohm, 2.04 - 0.55 amp. 600v. 2 terminals. 8-1/2" overall dimensions. 3" max height. 6-1/2"D body. 1/2" square socket + knob. New in the box!
$495
Type M Rheostat
500 Ohm
500 Ohm
(RWA) 72808LH
Ward Leonard Type M rheostat. 500 ohm, 2.04 - 0.055 amp, 600v. 2 terminals. 8-1/2" overall diameter, 3" max height, 6-1/2" minimum body diameter. 1/2" square shaft socket.
$395
Hardwick Hindle Rheostat
500 Ohm
500 Ohm
(RWA) RP251FE501KK
Hardwick Hindle rheostat. 500 ohm, 0.448 amps, 150 watt. 3"D. 1-3/4" behind panel depth. 1/4" x 1/2" shaft. Model H100.
$45 each
Rheostat
500 Ohm
500 Ohm
(RWA) 0324
Rheostat, 500 ohm, 0.32 amp, 50 watt. Bushing mount - 3/8" hole. 2.28" diameter, 1.38" behind panel depth. 1/4"D x 3/8"L shaft. UL listed. Made by Ohmite.
$15 each
Rheostat
500 Ohm
500 Ohm
(RWA) 1012705A-15
Rheostat, 500 ohm, 3 watt with slotted shaft.
$45 each
Rheostat
500 / 0 / 500 Ohm
500 / 0 / 500 Ohm
(RWA) RH25H4100J
Rheostat, 500 / 0 / 500 ohm, 0.22 amp, 25 watt, 1/4" shaft.
$20 each
Rheostat
500 Ohm
500 Ohm
(RWA) RA75ASA501AK25
Ohmite rheostat. 500 ohm, 25 watts, 0.22 amps. 1-1/2"D. 0.373"D x 0.511"L bushing. Slot adjust. Alt. P/N: MILR22-3. NSN: 5905-00-279-2351.
$19 ea - $17 (6+), $15.33 (50+)
Dual Rheostat
500 / 500 Ohm
500 / 500 Ohm
(RWA) E500-500
Dual rheostat, 500 / 500 ohm, both sections @ 0.16 amps, 12.5 watt. 7/8"D body. 1/8"D x 3/8"L shaft. Overall size measures 7/8"W x 2-1/2"L x 1-1/8"H. Made by Ohmite. P/N: E500-500R1T2.
$29 each
Rheostat
500 / 500 / 500 Ohm
500 / 500 / 500 Ohm
(RWA) 44224
Rheostat, 500 / 500 / 500 ohm, 0.32 amp, 50 watt, stacked.
2-1/8" diameter. Made by Ohmite.
$45 each
Ohmite 4- Gang Rheostat
500 / 750 / 750 / 1k Ohm
500 / 750 / 750 / 1k Ohm
(RWA) E1000-750-750
Ohmite 4-gang rheostat. 500 / 750 / 750 / 1k ohm. 0.16 / 0.13 / 0.13 / 0.011 amp. 12.5 watt. 10% x 4. 1/8" round slotted shaft with lock nut. DLA900-67-M-ZC89. NSN: 5905-00-960-2237.
$35 each
Rheostat
750 / 750 / 1k / 1k Ohm
750 / 750 / 1k / 1k Ohm
(RWA) E1000-750
Rheostat, 750 / 750 / 1k / 1k ohm, 12.5 watt, stacked. 750
ohm elements, 0.13 amps. 1k ohm elements, 0.11 amps. Overall
dimensions 5-3/4"L x 1" x 1-1/4". Slot adjust. Made by Ohmite.
$35 each
Rheostat
750 Ohm
750 Ohm
(RWA) R75-750
Rheostat, 750 ohm, 75 watt, 0.32 amp, 10%. Type R75. 2-1/2" diameter body, 1-3/4" behind panel depth. 1/4" x 1/4" round slotted shaft with lock. Made by Memcor. NSN: 5905-00-617-2112.
$35 each - $33 (3+)
Rheostat
800 Ohm
800 Ohm
(RWA) A-29418-5
Rheostat, 800 ohm, 50 watt, 0.25 amp. Type R-50. 2-1/4" diameter body, 1-3/8" behind panel depth. 1/4" diameter x 1/2" long round shaft. Made by Memcor. NSN: 5905-01-013-4370.
*** SOLD OUT ***