Underground Magnetics Mag 3 HDD Locator

The Mag 3 is a receiver designed to satisfy industry needs. It offers an easy to use, yet powerful product for an affordable price. With multiple frequencies and the ability to go up to 130 feet deep, interference doesn’t stand a chance. Track on the Fly in walkover mode or use the Bore-To function. No complicated programming needed to switch from walkover to Bore-To and back, simply point the receiver toward the sky for one second to switch modes.

The power you need, the price you want.

Simple. Powerful. Affordable.

Weight 6.5 lbs
Dimensions 27 x 5 x 12 in
System Frequency

4kHz, 19kHz, 30kHz

Water Resistance



4 radio channels with range up to 3000 ft

Rechargeable Lithium Battery Pack


Battery Life

Up to 50 hours

Compatible Transmitters

Echo ST, Echo 1 19k, Echo 1 30k, Echo 1

Universal HDD believes the specifications on this web ste to be correct at the time of publishing. However, specifications, standard equipment, options and dimensions are subject to change without notice. Some equipment may be unavailable when your machine is built. Please ask your adviser for list concerning current availability of standard and optional equipment and tooling, and verify that your machine will include the equipment you ordered. Machines in this brochure are shown with optional equipment. While Universal HDD makes diligent efforts to provide accurate information in this brochure, there is no guarantee or warranty of accuracy. This brochure shall not be used or relied upon as substitute for information that is available from your Universal HDD center. Further information can be obtained from your authorized Universal HDD dealer or www.unihdd.com.