1. Althen Sensors
  2. Sensors
  3. Linear position sensors
  4. Linear inductive postion sensors
  5. S119 Submersible slim-line linear position sensor

S119 Submersible slim-line linear position sensor

Reliable and space-efficient linear position sensor with IP68/IP69K sealing and long life for demanding industrial and marine applications.


Key features

  • Compact 19 mm stainless steel housing
  • IP68 10 bar / IP69K environmental sealing
  • Travel range configurable up to 350 mm
  • Non-contact inductive technology ensures long service life
  • High resolution and accuracy (≤ ±0.25% FSO)
  • Suitable for harsh environments (−40 to +125 °C operating range)

Performance highlights S119 Submersible slim-line linear position sensor

The S119 is a slim-line, submersible linear position sensor designed to deliver high accuracy and long-term reliability under extreme conditions. It features non-contacting inductive technology that eliminates mechanical wear, resulting in an exceptionally long service life with MTBF of 350,000 hrs at 40°C.

Usage conditions

Engineered for operation in rugged environments, the S119 is ideal for applications in industrial machinery, marine systems, and mobile equipment. Its 316 stainless steel housing and IP68/IP69K-rated sealing ensure dependable performance even under deep water or high-pressure washdowns.

Possible applications

  • Marine control systems
  • Agricultural and off-road mobile equipment
  • Industrial automation and machine feedback
  • Hydraulics and cylinder stroke measurement
  • Submerged machinery position feedback

Advantages of choosing this product

This sensor combines the ease of potentiometric devices with the lifespan of LVDTs. It delivers accurate linear displacement readings without moving electrical parts. Its modular design allows travel lengths from 5 mm to 350 mm, and it supports various output types such as voltage and current.

Other important features

  • Axial or radial cable gland options
  • Customizable push rod ends: M5 thread, dome, magnetic tip, rod-eye
  • Captive or free rod configuration, optional spring return
  • Output options: 0.5–4.5V, 0.5–9.5V, 4–20 mA
  • Vibration-resistant up to 10 g, shock-resistant up to 40 g

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
Travel range 0–5 mm up to 0–350 mm (factory set)
Independent Linearity ≤ ±0.25% FSO @ 20°C (≤ ±0.1% optional)
Temperature Range (Operation) -40°C to +125°C
Storage temperature -40 °C to +125 °C
Supply voltage 5V, 24V (various output signals)
Output types 0.5–4.5V, 0.5–9.5V, 4–20mA
Frequency response >10 kHz (-3 dB)
Resolution Infinite
Sealing IP68 10 bar / IP69K
Material Stainless steel 316
Vibration resistance 10 g (IEC 68-2-6)
Shock resistance 40 g (IEC 68-2-29)
EMC standards EN 61000-6-2, EN 61000-6-3
Cable gland options Axial / Radial, up to 15 m
Mounting options M5 rod eye, clamps, M5 thread

Related products

Need something else?

S115 Rugged submersible stand-alone linear position sensor

  • IP68 10bar sealed for submersion
  • Travel range up to 800 mm
  • Multiple output signal options
Datasheet View product

S114 Submersible Stand-Alone Linear Position Sensor

  • Submersible to IP68/IP69K
  • Travel range up to 800 mm
  • Stainless steel housing
Datasheet View product