Mastercool Leak Detector

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Features and Benefits: Detects all Refrigerants as low as 1/10 oz. per year Eliminates many false responses Heated Tin Oxide Element High, Medium and Low sensitivity 2000 Hour Sens or Life The 55900 meets and exceeds all certification required by SAE for all refrigerants including the new R1234yf. The intelligent microprocessor and sensor design eliminates many false responses from common automotive materials. High, Medium and low sensitivity with 2000 hour sensor life. Detects all refrigerants as low as 1/10 oz per year. six multi-coloredLED display with alarm.Peak feature to assist with detection of multiple leaks. Show more