Subminiature Level Switch can be used with various liquids.

Press Release Summary:

Featuring specific gravity of 0.6 as well as stem and float constructed of polypropylene, Model M3326 is suited for use in acidic conditions, food processing, and various general-purpose applications. This single-point, vertically mounted sensor utilizes reed switch technology and can be used in tight spaces. Hollow floats have welded joint and withstand temperatures to 105°C as well as pressures to 50 psig.

Original Press Release:

Madison's Redesigned Subminiature Liquid Level Switch Can Now Be Used with More Liquids

Madison Company recently upgraded its Model M3326 subminiature liquid level switch. The switch's specific gravity has been lowered to 0.6, making it suitable for use in more liquids than previously. By introducing a new welded joint, these hollow floats are 100% pressure tested to ensure the 50 psig published specification is exceeded without leaking.

Designed for use in very tight spaces, the M3326 is a single-point, vertically mounted sensor that utilizes economical reed switch technology. Its stem and float are constructed of polypropylene, making it ideal for acidic conditions, food processing and a variety of general purpose applications. It is reliable at temperatures of up to 105 degrees Celsius and pressures up to 50 psig.

For more information on the M3326 subminiature liquid level switch and a similar multi-level model, please contact Madison Company by telephone at (800) 466-5383, by fax at (203) 481-5036 or by email at The company's website,, also contains data on the M3326.

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