Established in 1950, Inertia Switch Inc. is a privately owned small manufacturer known for supporting critical aerospace and defense programs with carefully engineered motion-sensing devices. Its 20,000-square-foot Orangeburg facility serves customers worldwide, including major aerospace OEMs, and the company holds AS9100 and ISO 9001 certification while remaining equipped to develop custom products for demanding environments.
AS9100
AS9100D
ISO 9001
ITAR Registered
Registration
CAGE 21928
Registration
DUNS 001641034
Registration
JCP 0038946
Registration
Small Business
Compliance program
Select Controls LLCSince 1981, Select Controls LLC has designed and manufactured kinetic switches that detect acceleration, impact, disturbance and tilt for mission-critical systems. The company operates with independent engineering and manufacturing capabilities, offering rapid prototyping and custom activation levels alongside production of its established switch designs. Made in the USA and ISO 9001:2015 certified, Select Controls says it has sold more than 40 million switches for military, aerospace and commercial applications.BOHEMIA, NY
Sentech, IncFounded in 1988 by an entrepreneurial couple, Sentech is a privately owned Pennsylvania manufacturer built around hands-on engineering and close customer relationships. It develops custom sensing solutions for demanding aerospace, defense, and industrial applications, manufacturing in the United States under ISO 9001:2015 and AS9100 Rev D quality systems.WILLOW GROVE, PA
Spectron SensorsSince its founding in 1947 as Spectron Glass Laboratories, Spectron Sensors has built its identity around American-made sensor engineering in Long Island, New York. The company first produced neon signs before shifting to electrolytic tilt-sensor work for Sperry Gyroscope in 1948, then developing proprietary technology for demanding aerospace, military, and industrial applications. Its staff works directly with customers’ engineers on custom sensing solutions, including equipment designed for extreme environments.HAUPPAUGE, NY
U.S. Dynamics CorporationWith a legacy stretching back to 1962, U.S. Dynamics Corporation is an established aerospace and defense engineering manufacturer known for sustaining the specialized equipment on which older military platforms still depend. Its Amityville operation occupies 85,000 square feet and provides precision gyroscope work and electronic engineering for government and industrial customers. The company is certified to ISO 9001:2015.AMITYVILLE, NY