The Sensata OLS700D3SH is a liquid level sensor with an open collector high-dry output, a 1/4" NPT fitting, and a 3/8" conduit. It is designed to detect the presence of liquid in a given system or container. The OLS700D3SH operates over a wide voltage range up to 75V and can handle up to 10 watts of power. The open collector output is suitable for use in modern electronic systems, and the twist-lock bayonet mount allows easy installation. The sensor is water proof, corrosion resistant, and features an operating temperature range of -40°F to +140°F (-40°C to +60°C). It is certified compliant to UL, cUL, CE, and ROHS standards and is ideal for use with a variety of liquids.