D440A-UV - Dual Mode Refrigerant Gas Leak Detector

Features Two Leak Detection Modes:
Solid Electrolyte Gas Sensor
Patented UV System


  • Patented 3 LED UV Light 395-415 nm
    wavelength for optimum air conditioning dye
    fluorescence US Patent 7,145,649
  • No UV enhancement eye glasses needed
  • Unique digital alarm with numeric leak size
  • Long Life, Stable Sensor
  • Automatic Calibration and reset to ambient levels
  • 3 adjustable sensitivity levels
  • True mechanical pump
  • Low battery indicator
  • SAE J2791 Certified
  • EN14624 Certified
  • CE Certified
  • Mute feature
  • Made in USA
  • Garage tough
  • Carrying case included
  • Visual LED leak alarm near sensor
  • Two year warranty on Detector, including sensor


Leak Detector, Refrigerant Gas
Sensitivity .05 oz/yr R134a, .025 oz/yr R22
UV Mode 3 UV LED's
UV Wavelength 395-415 nanometers
Sensor Life > 300 hours
Response Time Instantaneous
Power Supply 4 AA Alkaline batteries
Battery Life 8 hours continuous
Warm up time < 20 seconds
Probe length 17 inches
Warranty 2 years (includes sensor)
Weight, lbs 1.5 lbs
Numerical Display 7 segment digital display (1 to 9)
Alarm near sensor Visual probe LED


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