SSI Technologies, LLC designs and manufactures sensor solutions, combining precision engineering with customer support and custom product development. Founded in 1982, the company serves original equipment manufacturers across transportation, industrial, commercial, and other markets, drawing on experienced engineering and manufacturing teams to address application-specific requirements.

Its product range includes ultrasonic liquid level sensors, pressure sensors, digital pressure and level gauges, and magnetic speed and position sensors. These products support uses such as fluid monitoring, pressure measurement, and vehicle speed or position detection. SSI also develops heater modules and tank systems for diesel exhaust fluid (DEF/urea) applications, with configurable components and assemblies for automotive, on-highway truck, and off-highway vehicles.

The company’s solutions are used in automotive, motorcycle, mass transit, heavy truck, material handling, HVAC, and industrial applications. Offerings include sensors for monitoring DEF tank level, temperature, and concentration, as well as pressure and fluid-level products designed to integrate with gauges, control modules, or data acquisition systems. SSI emphasizes customization to meet customers’ technical and configuration needs.