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20HPS Multi-turn Potentiometer

Multi-turn Wirewound Servomount type (5-turns and 10-turns)

About the 20HPS Multi-turn Potentiometer

The 20HPS is a precision multi-turn servomount potentiometer with an outer diameter of 20mm. With limit-switch is also available.

Features Multi-turn potentiometer 20HPS-5S

  • Wirewound
  • Dimensions (mm) DxL: 20×24.5
  • Standard resistance range (ohm): 100-50k
  • Independent linearity (±%): 0.3 to 0.2
  • Mechanical travel (+10° 0°): 1,800
  • Electrical travel (±5°): 1,800

Features Multi-turn potentiometer 20HPS-10S

  • Wirewound
  • Dimensions (mm) DxL: 20×32
  • Standard resistance range (ohm): 100-100k
  • Independent linearity (±%): 0.2 to 0.1
  • Mechanical travel (+10° 0°): 3,600
  • Electrical travel (±5°): 3,600

Special Specifications Available

3turn type (S20HP3S), lower resistance values (10O, 20O, 50O), extra taps (available up to 1 tap), multiganged (available up to 2 gangs), shaft with front and rear extension (rear shaft with 2mm dia. and 10mm length), shaft dia. (ø6.35mm) · bushing with inch dimensions, special machining on the shaft, simple sealed housing (expect servomount type), slippingclutch incorporated type (S20HP10S1782, 20mN·m~60mN·m), with a limitswitch adaptor, with pin terminals for p.c. board (20HP-5P, 20HP-10P).


Shaft Dia. (mm)
Standard resistance range
100O to 50kO (5turn), 100O to 100kO (10turn)
Max. practical resistance value
100kO (5turn), 150kO (10turn)
Total resistance tolerance
Standard Class ±3%(H), Precision Class ±1%(F)
Independent Linearity Tolerance (5-turn 10-turn)
Standard Class: ±0.3% ±0.2%
Precision Class: ±0.2% ±0.1%
(within 5kO): (±0.25%) (±0.15%)
Power Rating
1.0W (5-turn) 2.0W (10-turn)
Within 100O E.N.R.
Electrical Travel
360º Xn ±5º (n: No. of turns)
Mechanical Travel
360º Xn + 1 0 (n: No. of turns)
Insulation Resistance
Over 100 MO at 1,0000 V.D.C.
Dielectric Strength
1 minute at 1,000 V.A.C.
Starting Torque
Within 5mN·m (50gf·cm) (Bushingmount type), Within 3mN·m (30gf·cm) (Servomount type)
Stopper Strength
Approx. 0.9N·m (9kgf·cm) (Bushingmount type), Approx. 0.6N·m (6kgf·cm) (Servomount type)
Max. working voltage
Resist. temp. coefficient of wire
Approx. 25g (5-turn), Approx. 30g (10-turn)
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