with 8″ Search Coil

Fisher’s M-66 Valve and Box Locator is designed specially for finding buried or paved over valves, box’s or vaults. In addition, the M-66 locates survey markers, water or gas meters, conduit, manholes and any other concealed metallic object. The M-66 detects all metals including aluminum, brass, copper, iron, nickel, steel or tin. Combining sensitivity and accuracy with maximum ground penetration, the M-66 eliminates any guesswork when pinpointing hidden metallic objects.

The electronic balance of the M-66 is easily and quickly tuned for detection within seconds while also allowing for maximum audio and visual indications. In the Fisher tradition, the M-66 is affordable, tough, and simple to use while providing maximum performance. A two year limited warranty comes standard with the unit.

Features:

• Frequency : 4.5 kHz
• Warranty : 2 Year Limited
• Total Weight : 4.25 lbs (1.9 kgs)
• Simple Operation : Only 2 Knob Operation
• Dimensions : 28″ – 48″(adjustable 71 -122 cm)
• Sensitivity : Ultra-Sensitivity and Maximum Penetration through Soil, Asphalt or Concrete

Fisher’s M-66 Valve and Box Locator is designed specially for finding buried or paved over valves, box’s or vaults. In addition, the M-66 locates survey markers, water or gas meters, conduit, manholes and any other concealed metallic object. The M-66 detects all metals including aluminum, brass, copper, iron, nickel, steel or tin. Combining sensitivity and accuracy with maximum ground penetration, the M-66 eliminates any guesswork when pinpointing hidden metallic objects.

The electronic balance of the M-66 is easily and quickly tuned for detection within seconds while also allowing for maximum audio and visual indications. In the Fisher tradition, the M-66 is affordable, tough, and simple to use while providing maximum performance. A two year limited warranty comes standard with the unit.

This locator is ideal for locating aluminum, brass, copper, iron, lead, nickel, tin or other metallic survey markers, water or gas meters, conduit, and manholes. M-66 can sense manholes up to 42″ deep and valve boxes up to 18″ deep. Search coil is immersible in water. Operating frequency of search coil: 4.5 kHz. Sensitivity: 0.2mV RMS for full scale. Output indication: meter, 1 milliamp, 0-100 linear scale. Speaker, 16 ohm impedance. Audio frequency 450 kHz. Power supply: Two 9V batteries.

Technical Specifications:

• 2 Year Warranty
• 8″ Search Coil
• Frequency : 4.5 kHz
• Weight : 4.25 lbs (1.9 kgs)
• Batteries : (2) 9V
• Power Consumption
  • (-9V) 17 mA
  • (+9V) 4mA min, 6 mA Sound
  • Threshold, 125 mA Max Sound
• Dimensions : 28″ – 48″(adjustable 71 -122 cm)
• Output Indication : Meter 1 Milliamp, 0-100 Linear Scale
  • Audio Frequency : 450 Hz
  • Speaker : 16-Ohm Impedance
• Operating Temperature : -40 to +1580 ° F (-200 to +700 ° C)

Additional Features:

• Adjustable Shaft
• Detects All Metals
• Built-In Battery Test
• Weather Resistant Design
• Simple Operation – Only 2 Knobs
• Search Loop Immersible in Water
• Analog Meter and Audio Target Signal
• Ground Rejection VLF (very low frequency) Eliminates False Signals
• Ultra-Sensitivity and Maximum Penetration through Soil, Asphalt or Concrete