SLPKS Series (w/Shaft Spring)

Compact Industrial Displacement Sensor with Shaft Spring

External shaft spring. Probe tip. Through shaft. High resolution conductive plastic element. 100 million movements life. 18mm diameter aluminum housing. IP65. Available in measuring lengths (stroke lengths) of 10mm up to 100mm. Available with cable output (1 meter length) or connector plug (mating connector included with packaging).
Select an option below
  • SLPKS Series / Linear Motion Potentiometer
Cable connection
  • SLPKS Series / Linear Motion Potentiometer
  • SLPKS Series / Linear Motion Potentiometer
Connector w/provided mating connector
$131.00 - $219.00

Manufactured by OPKON


Attribute Value
Type External Shaft spring. Industrial. IP65.
Measuring Distance (Stroke Length) 10 mm up to 100 mm
Spring Return Yes (external spring)
Element Conductive plastic
Resistance Value (±20%) 2k ohms (<75mm) / 5k ohms (75...100mm)
Linearity ±0.5%
Repeatability < 0.01 mm
Resolution Infinite
Max Supply Voltage 28 VDC
Operating Temperature -20ºC to +80ºC
Life Expectancy >100,000,000 movements
Body Dimensions Ø18 x (length varies with stroke length, see pdf datasheet)
Shaft Diameter 5 mm
Shaft End Probe tip
Mounting Adjustable clamps (included)
Connector / Cable Output Connector: plug type w/mating connector included / Cable: 1 m length (3 wire)
IP Rating IP65

Main Features

* External shaft spring

* 18mm housing diameter

* Probe tip

* Precision linearity

* 100 million cycle life

* IP65 environmental rating


* Non standard (fractional) measuring stroke lengths

* Improved linearity and/or resistance tolerances

* Customer specified pre-wiring / connectorization

* Without spring return (see SLPK Series)


Optimized to be used as a feedback sensor (closed loop) in industrial applications.

* Robotics

* Factory automation systems

* Process control automation

* Test stands

* Automotive equipment

* Aerospace