• Detects all commercially available HFC, HFO, HC, HCFC and CFC refrigerants, as well as blends and newly approved replacements such as R-22 (Freon) and R-1234yf
• Powered by a proprietary sensor with a lifetime of more than 300 hours of operation (ten years of normal use)
• Triple-redundant leak indication (a loud fast beep, a bright flashing LED, and a digital leak size reading)
• A true mechanical pump draws in samples, increasing sensitivity
• Three sensitivity levels
• Fast warmup
• Long, flexible-obedient sensor-tipped probe
• Automatic calibration and reset to ambient levels
• Mutable beeper
• Garage-durable construction
• Made in the U.S.A.
• SAE J2791 and J2913 certified
• Complies with European standard EN 14624
• Sensor life >300 hours (ten years’ normal use)

The #RLD400 refrigerant detector offers a modern, electronic way to maintain mobile and stationary air conditioners, refrigerators, chillers and heat pumps. Its proprietary semiconductor sensor detects many new ozone layer-friendly refrigerants approved under the U.S. EPA’s Significant New Alternatives Policy (SNAP).