The Inficon 703-020-G1 replacement sensor is compatible with Inficon TEK-Mate and Compass series refrigerant leak detectors. The heated diode sensor provides sensitivity to airborne refrigerants.

Inficon manufactures gas analysis, measurement, and control equipment in refrigeration, utilities, emergency response, lighting, and research and development. The company, founded in 2000, is headquartered in Bad Ragaz, Switzerland.