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Radiodetection RD312 Metal Locator

Locate lost, buried, or hidden metal manhole covers and access points with the RD312

Details

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 weatherpoof to IP54.

Key Features

  • Lightweight and folds for easy storage
  • Robust design
  • Locate hidden metallic covers or valve boxes in the street
  • Easy to use

Documents

Call for Pricing 1 (800) 391-7612
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Radiodetection RD312 – Precision Metal Cover Locator

Unlock site performance with the Radiodetection RD312, engineered to precisely locate buried metal manhole covers, valve boxes, and access points in asphalt, concrete, grass, gravel, or snow.

Features:

  • Robust design: Crafted with high‑impact ABS housing and a 22 mm aluminum stem, rated IP54/NEMA 3R and drop‑tested to 1 m—built to endure tough field environments.
  • Exceptional usability: Offers two-button operation (ON/RESET and OFF) with manual or automatic gain, plus a variable audio tone—the highest pitch indicates maximum signal alignment. 
  • Lightweight and portable: Weighs just 1 kg (2.2 lb) and folds compactly for convenient storage and transport.
  • Accurate detection across surfaces: Detects cast iron covers (~25″/63 cm) up to 30″ (76 cm) deep; valve boxes (6″/15 cm) to 16″ (41 cm); locatable plastic valve boxes (4″/10 cm) to 8″ (20 cm). 
  • Smart filtering: Ignores small debris—coins, cans—and resists interference from passing vehicles or nearby metal, ensuring clean, reliable detection. 
  • Long-lasting operation: Powered by a single 9 V alkaline battery (6LR61), delivers about 30 hours of continuous field use at 68 °F (20 °C); rechargeable options available.
  • Industry-certified: Manufactured under ISO 9001, CE/EMC-compliant, and backed by a 12-month warranty for sustained performance.

The RD312 integrates field-ready durability, intuitive usability, and pinpoint accuracy in a sleek, compact form. Whether you're tasked with locating buried assets rapidly or minimizing downtime in municipal and utility environments, this locator delivers dependable results—and fast ROI.

Austin Proper South including Valley of Texas

Salesman – Luis Hernandez
Cell: 210-410-7589
Fax: 210-568-6451

Dallas East Metroplex – Northeast Texas

Salesman – Jimmy Fougerousse
Cell: 817-247-5039
Fax: 469-362-9112

Houston and South Gulf Region Texas

Salesman – David Plummer
Cell: 713-542-9944
Fax: 713-568-2471

Fort Worth West Metroplex – West Texas

Salesman – Brandon Baker
Cell: 817-307-0808
Fax: 817-284-1107

Oklahoma and Arkansas

Salesman – Jason Crowe
Cell: 918-691-4360
Fax: 918-516-0563

New Mexico, El Paso, and Texas Panhandle

Salesman – John Neely
Cell: 505-999-0753

Louisiana and Southern Mississippi

Salesman – Donald Love
Cell: 225-281-8286
Fax: 225-612-6740

Florida less Panhandle
East of Tallahassee

Salesman – Dan Kemper
Cell: 352-428-7582
Fax: 352-799-9779

Alabama, Florida Panhandle
(including Tallahassee),
and Northern Mississippi

Salesman – Jason Wiley
Cell: 205-565-9265
Fax: 205-278-8742

Florida South

Salesman - Damion Kemper
Cell: 352-428-8363