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Company History

King Engineering Corporation was founded in 1937 in Ann Arbor, MI by G.W. Willard.  Mr. Willard had moved to the area in 1923 to lead the sales and service department of a local company called King-Seeley, an auto supplier whose First Street factory closed in the 1980's.

King Engineering’s liquid level measurement and inventory tank gauging systems were marketed under the KING-GAGE brand and sold to sectors including the pharmaceutical, food and beverage and marine industries.

2022: Added KING Filters

KING Filters was added to the NOSHOK website, including high purity compressed air filters, desiccant filters/dryers and replacement cartridge sets. KING Filters are rated as low as 0.1 micron for ultra-clean high performance filtration in critical applications.

2021: Introduced E-Catalog & E-Commerce Data for Customers

NOSHOK finalized their PIM (Product Information Management System) which allowed the addition of a searchable e-catalog to their website. This feature allowed users to search by individual part number, drilling down to specific attributes, specifications, options, accessories and more.

2020: Launched New Distributor Portal

NOSHOK introduced a new NOSHOK – KING-GAGE Distributor Portal, available 24/7 for ordering, product availability, pricing, tracking order status and more. The convenient ordering function allowed searching for 100,000+ NOSHOK and 500+ KING-GAGE part numbers and simply adding items to a cart. Previous orders can also be added to the cart and re-ordered.

2019: KING Engineering, Inc. is Acquired by NOSHOK, Inc.

The brand is re-named KING-GAGE, A NOSHOK Company. NOSHOK’s strong sales, marketing, engineering & product development resources, and world-class customer support are now powering the KING-GAGE and KING Filters brands, with the goal of increased growth and expansion in the food, beverage, dairy and marine markets.

2009: KING-GAGE ES2 Slimline

KING-GAGE ES2 Slimline level transmitter's robust design means durability in harsh processing environments.

2005: KING-GAGE LP3 System

KING-GAGE LP3 System with color touch screen monitor and network integration (including web server)

1997: KING-GAGE LevelPRO

KING-GAGE LevelPRO offers multi-tank functionality and digital serial output as our 4th generation digital indicator.

1994: KING-GAGE LevelBAR

KING-GAGE LevelBAR introduces electronic alternative to fluid filled tank gauges with pneumatic input.

1986: KING-GAGE Electronic Sensor

KING-GAGE Electronic Sensor merges accuracy and reliability in a 4-20 mA flush mount transmitter.

1982: KING-GAGE Series 8900

KING-GAGE Series 8900 single tank digital indicator is released.

1976: KING-GAGE LiquiSeal™

KING-GAGE LiquiSeal™ downpipe transmitter introduces diaphragm seal for bubbler level measurement.


KING-GAGE Digital System developed for centralized multiple tank monitoring.

1966: AcraSensor Transmitter Introduced

King debuts AcraSensor transmitter with molded silicone diaphragm for sanitary CIP tank installations.

1951: Diaphram Pressure Transmitter Offered

King offers Diaphragm Pressure Transmitter as an alternative to "bubbler" level systems.

1947: King Manometer

King Manometer introduced as precision laboratory grade instrument.

1937: Company Founded

King Engineering Corporation founded offering "King-Gage" hand pump operated tank gauge.

1930: King-Seely

Auto supplier located in Ann Arbor, Michigan.