Level Switches

Sierra Instruments manufactures liquid level switches that have a response time of 0.1 to one second, and an operating temperature range of -100F to +390F.

SOR Inc. manufactures float and displacer operated mechnical level switches, and also produces a series of mechnical level switches that are a less exprensive version of traditional chambered switches.

Strain Measurement Devices manufactures float level switches including multi-level, vertical, and horizontal switches in a variety of metals and plastics. The company also produces temperature level switches and ultrasonic level switches.

Thomas Products manufactures a variety of liquid level switches including multi-level indicator, side mounted, single level or bottom mounted switches. The company's level switches come in bronze, plastic, PVC and stainless steel, and have a maximum operating pressure that ranges from 50 PSI to 750 PSI..

Vega Controls manufactures vibration solids and liquids level switches. The company's solid level swtiches detect levels of fine powders, polymers, granules and grains, while the liquid level switches are used in storage and processing, and can handle harsh environments.

Whitman Control Corp. manufactures liquid level switches that are utilized for monitoring drinking water levels. The company's level switches are also used in the oil and gas industries.

Deeter Electronics Ltd manufactures float switches, float sensors, level switches, level sensors, panel mounted displays with programmable relay output and wireless radio telemetry level sensor systems.