Firstmark

Company Overview of Firstmark Controls
Firstmark Controls, established in 1968, is a globally recognized leader in the design, development, and production of high-precision sensors and control systems. Founded to support advanced spacecraft testing projects, the company has evolved into a trusted provider of robust solutions across diverse industries. With over 50 years of experience, Firstmark Controls operates in more than 50 countries, serving 20 industrial sectors with a network of 29 representatives worldwide.
Core Expertise and Product Range
Firstmark Controls specializes in cable-extension position sensors (string potentiometers), known for their durability and accuracy in harsh environments. Their product portfolio includes:
15x Series Sensors:
Ultra-compact design with a 1.5-inch (38 mm) stroke, ideal for automotive testing, medical devices, and aerospace applications.
16x Series Sensors:
DO-160 certified for aerospace use, featuring a range up to 42.5 inches (1080 mm) and RoundAboutâ„¢ cable exit for high misalignment tolerance.
17x Series Sensors:
Compact and versatile, with ranges up to 6.5 inches (165 mm), suited for drones, manufacturing, and collision testing.
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