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8890 Marker Locator

The 8890 six frequency passive electronic utility marker locator to locate the all the six major utilities— power, water, sewer, gas, telco, and CATV — with one easy to operate unit.  

The utility marker detects and isolates the highest reading during the scan and provide the frequency and utility.  

The ergonomically designed and balanced 8890 receiver provides audible peak tones as the user nears a utility marker. The backlit digital display provides both relative and actual signal strength as well as the detected marker frequency. The highly sensitive antenna wheel conveniently folds under for compact storage in the included carry case.

Ideal for use by contractors:

  •  Power distribution co’s
  • Gas locating crews
  • CATV service crews
  • Water departments
  • Sanitation districts
  • Telephone companies
  • DOTs
  • Railroads
  • Municipalities


Product Specification
Operating Frequency

169.8 kHz (power), 145.7 kHz (water), 121.6 kHz (sewer), 101.4 kHz (telephone), 83.0 kHz (gas), 77.0 kHz (CATV)

Antenna Mode Peak, pin-point peak, and null
Display Indicators Backlit LCD bar graph, low battery, signals trength, mode indicators
Audio Indication Variable pitch response
Power Source Disposable: 6 “C” batteries
Battery Life Continuous: 18 hours. 10 minute auto shut-off
Signal Strength LCD bar graph, absolute signal strength readout
Gain Control Toggle control for low, medium and high settings
Dynamic Range 126dB
Operating Temperature -4º F to +133º F (-20º C to +55º C)
Size 33” x 3.75" x 9.4” (84 cm x 9.5 cm x 24 cm)
Weight 4 lbs 13 oz (2.2 kg)
  • 6 frequencies for locating passive electronic utility markers for Power, Telco, CATV, Water, Sewer, and Gas
  • 3 sensitivity settings for finding deeply buried markers
  • Scan feature highlights markers in the vicinity
  • Backlit digital display for low-light reading
  • Compact design folds for easy storage
  • Weather proof membrane buttons
  • 10 minute automatic shut off
  • Built in power cable detection function
  • Depth measurement feature for measuring depth to marker from surface
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Product Info Downloads

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