



Fisher XLT-17 leak detector offers precise acoustic water leak detection with a sensitive Multi-Sensor, adjustable filters, LCD display, and headphone output for use on concrete, asphalt, turf, and soil.
The Fisher XLT-17 Liquid Leak Detector combines advanced acoustic amplification with an ultra-sensitive Multi-Sensor for precise underground water leak detection. Designed for utility professionals, it locates leaks beneath hard and soft surfaces using adjustable audio filtering and real-time LCD feedback.
The XLT-17 operates across 60 Hz to 6 kHz with selectable filter modes to isolate leak frequencies based on pipe material and soil conditions. Frequency tuning via arrow keypads enables targeted acoustic analysis, improving leak pinpoint accuracy in complex underground environments.
| Brand | Fisher Research Labs |
| Model | XLT-17 |
| Product Type | Liquid Leak Detector |
| Operating Frequency | 60 Hz – 6 kHz (Gain 60 dB); 20 Hz – 60 Hz (Gain >55 dB) |
| Filter Modes | All Pass, High Pass, Low Pass, Frequency Choice (Band Pass) |
| Filter Frequency Range | 150 Hz – 2.4 kHz (adjustable in HI, LO, FC modes) |
| Audio Output | High Performance Headphones (64 Ohms) |
| Visual Display | LCD Bargraph with 2-Digit Numeric Display |
| Sensor Type | Ultra-Sensitive Multi-Sensor (Ground & Direct Contact) |
| Protection Rating | Splash Proof |
| Battery Type | Two 9V Alkaline Batteries |
| Battery Life | Approximately 50 Hours |
| Carrying Case Dimensions | 21 x 6 x 14 Inches |
| Weight | 10 LBS |
| Country of Origin | USA |