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Fisher XLT-30 Water Leak Detector Kit (Used working System)


  • $1,990.00

Fisher XLT-30 Liquid Leak Detector

Fisher’s XLT-30 leak detector is built to perform and priced to compete. With advanced electronic amplification and filtering, a tactile keypad, an easy to read digital display and notch feature (which allows independent suppression of outside interfering noise) the XLT-30 proves its worth again and again.

This is an acoustic water leak detector for detecting and locating leaks in water mains or water service lines. it can be used for underground or in-slab water pipes.  Fisher M Scope is utility grade equipment used by public utilities, plumbers, contractors, leak detection companies, and commercial entities. When pressurized water lines leak, they create sound that can be detected on the pipe and through the ground or surface above the pipe. The numeric bar graph indicates the intensity of the sound showing the greatest sound when directly over the leak or near the leak. 

The "Big Foot" ground mic has a rubber boot to lessen wind and environmental noise. The long handle allows use while walking the line A mute button is on the handle to mute sound to the headphones when moving the ground mic. The multi-sensor handle can be used with probes to probe into grassy or soft soil, or listen on contact with pipes or valves. Extendable rods allow reaching into meter or curb boxes or into difficult to reach areas in utility closets. Printed Instruction manual included. This is the "D" level kit with both a Big Foot and Multi-sensor microphones, the highest model and kit produced by Fisher M-Scope/Fisher Labs.

XLT-30 (OPTION D  Leak Detector Kit) 


  • Heavy-Duty Hard Carrying Case with custom cut foam lining
  • Big Foot Ground Sensor with long folding handle with mute button
  • Probe Cable Assembly
  • Control Unit with Digital display and membrane keys
  • Carry Strap with Housing Bracket
  • Professional Grade Head Phones
  • Multi-Sensor (for smaller ground mic, direct touch, and use with probe rods and  2-piece t-handle with mute button)
  • Sound Probe Rods (Touch top tip rod and two extensions)
  • Printed Operating Manual
  • WEIGHT: 19.5 lbs. (8.8 kg) (shipping weight slightly higher)


  • Operating Frequency:
  • 60 Hz – 6 kHz, Gain = 95 db
  • 20 Hz – 60 Hz, Gain > 90 dB
  • Filter Types and Frequency Ranges: All 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
  • Notch Filter: Adjustable center frequency rejection from 150 Hz to 2.4 kHz
  • Can be used simultaneously with any filter option
  • Output Indications:
  • Audio: High performance headphones (64 ohms)
  • Visual: LCD bar graph and 2-digit numeric display
  • Grade of Protection: Splash Proof
  • Battery Test: Automatic
  • Battery Quantity/Type: 2 / 9V Alkaline
  • Battery Life: 50 Hours (approximately)

Pricing when purchased new = $3,338.00

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