SubSurface ML-3S Magnetic Locator

Save $10.00
SubSurfaceSKU: 459999

Sale price$1,085.00 USD Regular price$1,095.00 USD

Shipping calculated at checkout

Limited Quantity Available

Store Pickup: List of available stores available on the Checkout page.

Pickup available at Ashland, VA

Usually ready in 2-4 days


Magnetic Locator Offers Durable One-Handed Operation That's 100% Waterproof

The ML-3 is a much-anticipated and welcome addition to the ML family of magnetic locators from SSI. ML-3 magnetic locators represent the best in innovation at work for the water/sewer industry, surveying industry and military. The ML-3 short is 40" to meet surveyors' personal preference, providing an ergonomic, lightweight, rugged, one-handed operation option to traditional magnetic locators. The ML-3 offers unparalleled durability, as all components are housed inside the aircraft-grade aluminum monotube units. The ML-3S is the only magnetic locator in the world that is 100% waterproof, IP68 certified up to 250 feet - a first for the industry - so it can be used in difficult weather and submerged under water. Its auto-zero feature allows the user to "cancel" ambient magnetics or magnetic gradient in the soil or water. Its digitally tuned, so it offers unparalleled accuracy in detecting ferromagnetic objects.


  • Detection of buried ferrous metal objects at depths up to 8 feet or more
  • Varying pitch audio signal mode using a moving coil speaker for enhanced audio output
  • IP68 Certified, waterproof and complete protection against sand, dust, and dirt
  • Waterproof sensor tube pressure tested to water depths of up to 250 feet
  • Easy-to-use, one-handed operation with four-button keypad:
  • On/Off buttons: Turns unit on or off
  • Zero Button: Automatically calibrates unit to ambient magnetic conditions
  • Gain Up Button: Increases the locating sensitivity of the unit
  • Gain Down Button: Decreases the locating sensitivity of the unit
  • Rugged construction for field conditions
  • Low battery indication with flashing LCD
  • Includes soft case with carrying straps and inside pocket for batteries and manual; Optional aluminum hard case available
  • Underwater search and detection of Submerged vehicles UXOs and mines Salvageable wrecks Pipes and cables
  • Made in the USA - Built and serviced entirely in Wisconsin


  • Overall Length: 40 in (101.6 cm)
  • Weight: 1.8 lbs (0.8 kg)
  • Input Power: Three (3) standard 9-volt alkaline batteries
  • Battery Life: 40 Hours
  • Frequency: 16.5 kHz
  • Audio: Speaker pitch increases in frequency proportional to gradient field intensity
  • Visual: LCD display with a bar graph indicating polarity and relative strength of the signal. Provides low battery indication
  • Operating Temperature: -13° to 140°F (-25° to 60°C)
  • Ingress Protection: IP68 Certified up to 250 feet
  • Exterior Sensor Tube: Aircraft grade aluminum
  • Warranty: 7 years

We will issue a refund in the original form of payment for merchandise that is unused & in original packaging within 14 days of purchase. Any defective merchandise can be exchanged within 30 days of purchase.

All merchandise returned after 14 days of purchase will have a 20% restocking fee & refund will only be available as store credit.

The customer is responsible for return
shipping of any returned products, some exclusions may apply.

  • Every product comes with Benchmark's lifetime support. If your confused on something, we have experts on staff ready to help with post-sale support. 
  • Certified Repair Center with quick turnaround on warranty repairs.
  • We ship from 6 different locations to ensure quick delivery
  • Pickup at any of our local stores
  • Available to answer questions or take orders by phone at 866-342-7665 (8am-5pm, M-F)


Recently viewed