REED GS-5800 Ultrasonic Leak Detector


This Ultrasonic Leak Detector converts ultrasound signals produced by industrial machinery into easily recognizable audible sounds for a user to evaluate the condition of individual components. The GS-5800 features an earphone jack (earphones sold seperately) for use in loud environments.


  • Locates leaks generated by pressure, vacuum, water, gas or air
  • LED bargraph display leakage level
  • Audible sound assists in pinpointing leak
  • Earphone jack for loud environments (earphones sold separately)
  • User adjustable sensitivity wheel
  • Battery check button
  • 20 to 100 kHz frequency response
  • Ultrasonic Transmitter sends a 40 kHz signal which, when detected by the meter, indicates the location and magnitude of a leak (GS-400, sold separately)


Frequency Response20 to 100 KHz
Sensitivity AdjustmentYes (wheel)
DisplayLED Bargraph
AlarmAudible (buzzer)
Earphone JackYes
Power Supply9V battery
Low Battery IndicatorYes
Product CertificationsCE
Operating Temperature32 to 122°F (0 to 50°C)
Storage Temperature14 to 140°F (-10 to 60°C)
Operating Humidity Range10-90%
Dimensions10 x 2.8 x 1.1" (255 x 70 x 28mm)
Weight5.3 oz (260g)