Professional HVAC Refrigerant Leak Detector with Heated Diode Sensor, Gas Leak Detector for R410A/R134A/R1234YF, CFCs/HCFCs | Handheld AC Diagnostic Tool with Digital Display & Audible Alarm
【Pro-Grade Accuracy】Advanced heated diode sensor detects leaks 20x more precisely than soap bubble methods (0.1oz/yr sensitivity), pinpointing even microscopic refrigerant leaks in HVAC/R systems, automotive AC units, and commercial refrigeration.
【Smart Digital Display & Alerts】Real-time numerical readout with 0.01oz resolution + dual warning system (90dB buzzer & LED alerts) ensures reliable leak detection in noisy workshop environments.
【3-Mode Sensitivity Control】Optimize detection with High/Medium/Low settings - perfect for tracing leaks in complex systems from residential heat pumps to industrial chillers (R410A/R22/R404A/R134A/R1234YF compatible).
【Universal Refrigerant Coverage】Detects ALL halogen-based coolants: CFCs, HCFCs, HFCs, HFOs (including newer R1234YF) + blends like AZ-50/MP39. certified sensor responds in <1 second with zero false positives. Powered by 4x AA batteries (included).