About

Madison CompanyMadison Company has been a leader in liquid level technology for 50 years. As an engineering and manufacturing company, Madison designs products for your exact requirements, from simple float switch level technology to more sophisticated temperature, ultrasonic, radar, optical, hydrostatic pressure and proximity sensing products. The company also carries a broad line of standard off-the-shelf items. Madison’s sensing technologies continue to evolve, and the company pledges to develop new ways to apply those technologies as creative solutions to their customers’ problems.

Madison has been ISO 9001:2000 Certified since 1997, with a proactive internal Quality Assurance team and external auditors assuring strict conformation to system and product requirements.

Madison Company welcomes all opportunities to become your problem-solving partner. Please contact them to discuss your application.

Madison Company
Madison Company

Product Line Overview

  • Level Switches & Sensors
    • Single-Point Float Sensors
    • Optical/Single-Point Conductivity Sensors
    • Multi-Point Float/Conductivity Sensors
    • Radar & Ultrasonic Non-Contact Sensors
    • Pressure Transducers & Continuous-Level Float Sensors
    • Combination Level & Temperature Sensors
  • Temperature Sensors
    • Thermocouples
    • RTDs
    • Thermal Switches
  • Conductivity Sensors
  • Accessories: Programmable Meters & Relays

Configure & Order Your Sensors Online

You can order items from throughout Madison Company's broad product line directly though their website, no matter what the time of day. Many of Madison's most popular standard Liquid Level and Temperature sensors are available for same-day or expedited shipment. When you configure your custom Multi-Level or Continuous Level Switch online at www.MadisonCo.com, you will receive a quote instantly – and receive your parts in as little as 4 days ARO.

Madison utilizes Lean Manufacturing and Continuous Improvement techniques to ensure effective use of time and cost. The company’s inventory management system offers customers several options to reduce lead time and enjoy JIT benefits.





Product Catalog



Technical Articles

The Science of Selecting a Liquid Level Float Switch (Switches) When liquid level switches are used in highreliability applications, such as aircraft, submarines, nuclear power plants and medical equipment, it is essential that they operate with precision and... (View Full Article)
How to Choose Float Switch Devices for Level Measurement (Switches) The level of almost any fluid can be detected, measured or controlled with reliability and >accuracy, if the proper type of float switch is selected for the application, and it is then >installed... (View Full Article)