The Robinair LD3 Economy Refrigerant Leak Detector is an entry-level leak detector that is compatible with most commonly used refrigerants today including R-1234yf and R-134a. The LD3 uses an audible alarm to alert technicians of leaks and is equipped with a stable sensor that will last up to 10 years. The LD3 meets all current industry leak detector standards and is covered by a 2-year warranty. Uses 4 AA batteries, included.

The LD5 features a long life solid electrolyte semiconductor sensor technology that is designed to detect all CFC, HCFC, HFC, and HFO refrigerants including R-1234YF (HFO), R-134A (HFC), R-410A (HFC), R-22 (HCFC), R-407C (HFC), R-507 (HFC), R-12 (CFC), R-404C (HFC). The LD5 is designed to detect all SNAP approved refrigerant blends. The LD5’s unique graphic color LCD display and sweep mode function conveys messages, graphics and prompts giving the A/C technician real-time information to help locate the source of the leak and ensure the leak detector is always at optimal performance. The LED inspection light aids the technician to locate and inspect all A/C suspect fittings and components while searching. The LD5 does not require rechargeable batteries

The Robinair LD7 Premium Refrigerant Leak Detector features a new color graphic display that highlights leak sizes in two unique ways. Bar graph mode shows the amount of refrigerant detected in the air and changes colors as the sensor gets closer to the leak. Sweep mode allows the user to see the level of refrigerant detected in the air through a line graph that helps the user trace back and forth to pinpoint the exact source of the leak. The LD7 also uses an audible alarm to alert technicians of a refrigerant leak, UV LED lights to locate leaks using UV dye and an inspection light for searching in dark locations. The LD7 is compatible with most commonly used refrigerants today, including R-134a and 1234yf, and is equipped with a stable, long life sensor that will last up to 10 years. The LD7 meets all of the current industry leak detector standards and is covered by a 2-year warranty. Uses 4 AA batteries, included.

SP01957183 Robinair Replacement Leak Detector Sensor with Filter