SubSurface Instruments

SubSurface Instruments is a leader in pipe & cable location. Products include magnetic locators, PVC pipe locators & detectors, cable locators & more! SSI features a vast line of professional underground and underwater locator products for every need including surveying, construction, ordnance removal, excavation and exploration.

SSIís ML-1M magnetic locator makes it easy to find corner markers, well casings, septic tank handles, or steel drums. Its streamlined design and one-hand operation allow you to work without a cumbersome interface. Built and serviced in Wisconsin, SSI offers reliable customer service for all of its clients.

Learn how to locate along a fence line.

Using the zero function on an ML-3S to eliminate ambient magnetics.