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Gems Sensors & Controls


+44 (0)1256 320 244


+44 (0)1256 473 680



Lennox Road
RG22 4AW
United Kingdom


Single Point Continuous Tank Level Indicators Multi-point Chemical vapour deposition Submersible Pressure Transducers Water pressure switches Solid State pressure switch Sputtered Thin film Industrial Piston Types Shuttle Models Thermal Dispersion Paddle Type Continuous sensors Level Switches & Indicators, Pressure Sensors, Flow Switches General Purpose Cryogenic Valve Isolation type

Contact Name:

Paul Warburton

Contact Position:

Director of Sales EMEA


Gems designs and manufacturers level, flow and pressure sensors for use across a wide range of market sectors to OEM's and end users


Gems Sensors & Controls is a leading manufacturer of a broad portfolio of liquid level, flow, pressure sensors, miniature solenoid valves, solid state electronics and fluidic systems. Decades of application engineering experience has given Gems the knowledge required to deliver tailored products that measure up to todays sophisticated and critical applications. Working around the world with global resources, and to exact customer application and manufacturing requirements, products from Gems Sensors & Controls are used in almost every industry sector. Our main market segments are, but not limited to:

  • Medical
  • Off-highway vehicles(OHV)
  • Water/waste water
  • HVAC
  • Marine
  • Transportation
  • Food
  • Oil & Gas
  • Power Systems
  • Semiconductor

Supporting our customers with the best possible product, while reducing time to market is our One Goal. To achieve this we apply a wealth of tools and global resources that include: 

A dedicated team of application engineers, with over 50 years of experience who specialize in developing customer solutions to meet unique customer needs. Customization includes:

  • Wetted  and Non-Wetted materials, alloys and engineered plastics 
  • Electrical terminations
  • Port sizes, fittings and other installation methods
  • Sub –assembly Design and Manufacturing
  • Integrated Sensor and Control Modules

An extensive portfolio of thousands of proven designs that reduce the time required to successfully deliver your solution when its needed.

A global sales force of experts in fluid level, flow and pressure sensors, controls, solenoid valves and associated fluidic systems.

The resources of Danaher Corporation, a Fortune 500 company; committed to quality, lean manufacturing and ISO certification, with facilities in Europe, Asia and North America.

Dedicated tools and processes that eliminate product and process variation at every stage of manufacturing, including:

  • Design Failure Mode Effect analysis (DFMEA) 
  • Process Failure Mode Effect Analysis (PFMEA)
  • Process Capability Studies
  • Gauge Capability Studies
  • Design verification and validation
  • Corrective and preventative action (CAPA)
  • Lean tools
  • 8D Problem Solving Methodology


Marine Grade Sensors

Level  Sensors 

Liquid Level Sensors & Switches - provide high-reliability monitoring both discreet point levels & continuous tank level indication; detection of a wide range of fluid media. A broad range of contact, non-contact, and non-intrusive; Marine Grade designs are available.

Pressure Sensors

Marine Grade & Industrial Pressure Sensors, Transducers & Switches - Each is ruggedly designed to address customer measurement challenges in hydraulics and pneumatics; water and wastewater; HVAC; OEM compressors and pumps; refrigeration systems; oil and gas; off-highway; machine tooling; medical gases; in-process control; and other applications. 

Flow Sensors 

Discreet set point Flow Switches and continuous Flow Sensor for liquids, as well as gases. Designed for versatility and performance. Marine Grade Corrosion-resistant materials available.

Solenoid Valves

Electromechanical provide effective automatic fluid flow control of liquid or gas, as well as air, water, or steam. Designs and manufactures a complete range of 2-way normally open/closed, 2-way normally closed and 3-way directional miniature solenoid valves.

Member Highlight

Oceanology International 2020

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