1. Althensensors
  2. Sensors
  3. Rotary position sensors
  4. Rotary potentiometers
  5. OF20HHPS Oil-filled Potentiometer

OF20HHPS Oil-filled Potentiometer

Hybrid Oil-Filled Potentiometer (Servomount type)


Key features

  • Dimensions (mm) DxL: 32×45
  • Shaft Dia. (mm): 6
  • Independent linearity (±%): 0.25 to 0.1
  • Mechanical travel (+10° 0°): 3,600 +10° 0°
  • Electrical travel (±5°): 3600°±5°

About the OF20HHPS Oil-filled Potentiometer

The OF20HHPS is a small sized precision multi-turn type potentiometer with servomount, long-life and high resolution.

Special specifications available

Extra taps (available up to 1 tap), 5-turn type, Inch dimensional shaft dia. (ø6.35mm) - Bushing with inch dimensions, Special machining on the shaft, Wirewound resistive element type (Model OF20HP and OF20HPS. For technical details of these types< please refer to those of models 20HP and 20HPS).

Do you need this sensor for your next project?

Request a no-obligation quote or send us your contact details for a free, no-obligation consultation. Our sales engineers will then contact you within a maximum of 1 to 2 working days.

Talk to an expert

Talk to our experts

Not exactly what you are looking for? We offer standard sensors, but can also help you with sensors adapted for you or a fully customised measurement solution. Contact us for advice or pricing.

Talk to an expert

Technical Specifications

Specification Value
Contact resistance variation Within 3% C.R.V.
Dielectric strength 1 minute at 1,000 V.A.C.
Electrical travel 3,600º ±5º
Independent linearity tolerance Standard Class ±0.25%, Precision Class ±0.1%
Insulation resistance Over 100MΩ at 1,000 V.D.C.
Mass Approx. 100g
Max. working voltage 300V
Mechanical travel 3,600º+10º 0º
Output smoothness Within 0.015% against input voltage
Power rating 2.0W
Resist. temp. coefficient of wire ±100p.p.m./ºC
Resolution Essentially infinite
Standard resistance range 2k, 5k, 10k, 20k, 50k, 100k (Ω)
Starting torque Within 20mN·m (200gf·cm)
Stopper strength Approx. 0.9N·m (9kgf·cm) (bushingmount type), Approx. 0.6N·m (6kgf·cm) (servomount type)
Total resistance tolerance Standard Class ±10% (K), Precision Class ±5% (J)

Related products

Need something else?

OF46HDS Oil-filled Potentiometer

  • Measuring range: 3,600 +10°
  • 62mm body diameter
  • Special specifications available on request
View product

FSCB22A Sinus Cosinus Potentiometer

  • Measuring range: 360°
  • Precise 360° sine/cosine output
  • Multiple diameters available
Datasheet View product

FSCB30A Sinus Cosinus Potentiometer

  • Measuring range: 360°
  • Servomount type with ball bearings
  • Various standard specification available
Datasheet View product