Liquid Leak Detector

Liquid Leak Detector

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Fisher’s XLT-17 is a liquid leak detector that finds leaks in four easy steps: by electronically amplifying leak sounds, selectively filtering out noise, isolating the leak sound, and leading the operator to the source of the leak.


  • Detects and pinpoints liquid leaks in pipes
  • 4 Frequency Filters: Low Pass, High Pass, Band Pass and All Pass
  • Last setting memory feature
  • Touch-control keypad
  • Shielded sensor for reduced response to outside noise
  • Improved headset for clearer sound response
  • Automatic battery test – real time voltage level
  • Operates on two 9 volt batteries
  • Compact control box that can be worn around the neck or over the shoulder with an attachable strap
  • Heavy duty carrying case
Operating Frequency60 Hz – 6 kHz, Gain = 60 db
20 Hz – 60 Hz, Gain > 55 dB
Filter Types and Frequency RangesAll Pass: 60 Hz to 6 kHz
Low Pass: Adjustable cut-off frequency from 150 Hz to 2.4 kHz
High Pass: Adjustable pass band frequency from 150 Hz to 2.4 kHz
Band Pass: Adjustable center frequency from 150 Hz to 2.4 kHz
Output IndicationsAudio: High performance headphones (64 ohms)
Visual: LCD bar graph and 2-digit numeric display
Grade of Protection Splash Proof
Battery Test Automatic, real time battery level indicator
Battery Quantity/Type 2 / 9V Alkaline
Battery Life 50 Hours (approximately)
Carrying Case Dimensions 21”x 6”x 14” (53.3 x 15.2 x 35.6 cm)
Weight 10 lbs. (4.5 kg) (unit in carrying case)