Extech RD300 Refrigerant Leak Detector is a portable, handheld device that detects leaks in refrigerant-containing systems. It uses a heated diode sensor to detect refrigerant gases, and it has a sensitivity of 0.25 oz per year. The detector has a multi-colored LED light bar that indicates the level of leaking refrigerant, and it also has an audible alarm. The Extech RD300 is a valuable tool for HVAC/R technicians and homeowners alike.

Applications: HVAC, Refrigeration, HVAC technicians, and other professionals, etc