RD312 Metal Detector

Enables operators to locate lost, buried, or hidden metal manhole covers and access points.

The RD312 locates lost or hidden metal covers in the street. It is light and simple to use. Gain can be manual or auto. The position is indicated by a varying pitch tone, the highest pitch indicating the maximum response over the target. It is robustly constructed from high impact ABS and aluminium and is weatherproof to IP54. It weighs 1kg weight and is easy to use, swiftly locating lost manhole covers, valve boxes, in the street. The RD312 will typically run for 30 hours from a 9V alkaline battery.


  • Easy to use
  • Locates hidden metallic covers or valve boxes etc. in the street
  • Robust
  • Lightweight and folds for easy storage
RD8100 Radiodetection equipment for sale at LocatorGuys.com

Limited Time Offer

Trade in any locator kit - any brand - and get 10% off a new RD8100 locator kit*

Call us at 513-608-5063 to take advantage of the offer or for more information.

*To qualify for this offer, the equipment traded in must be in working order (RD4000 or older if trading in Radiodetection equipment). Offers cannot be combined with any other special pricing or promotions.