Security Products for
Gas, Water, Electric & Telecom Utility Revenue Protection

large city skyline at dawn

Highfield Manufacturing is a Wisconsin-based manufacturer of locking devices and security hardware for water, gas, electric and CATV utility companies nationwide. Our innovative products combat meter tampering and prevent theft of service. Highfield also offers customers in the natural gas, home heating oil, utility, specialty and industrial OEM markets a complete line of safety valves, accessories and customized solutions for a wide range of security needs.

installing a utility lock on a gas meter

Setting the standard for utility security & revenue protection

Highfield Manufacturing is a global ISO 9001:2015 certified and RoHS compliant supplier of high-quality locking systems for the utility industries offering:

  • 80+ years of proven dependability
  • Shorter lead times
  • Expert pre-sale / post-sale application & service support
  • Rapid prototype production with on-site R&D lab & CNC/DNC machine shop
  • Knowledgeable customer care team
  • Advanced protection for conventional & smart meters

Learn More About Highfield Read Testimonials

Find products by industry

Not sure where to start? Select an industry below for applicable security solutions: 

electric utility overhead power lines


Security products for electric utilities prevent tampering and theft for individual residential, multi-family property and commercial applications. 

Find Power Utility Security Products

natural gas utilities


Security products for gas utilities prevent theft and unsafe gas meter bypasses, and industrial gas shutoff valves improve fire safety.

Find Gas Utility Security Products

water utility plant


Security products for water utilities are easily installed and impervious to striking, sawing and other forms of tampering.

Find Water Utility Security Products

outdoor telecommunications enclosures


Barrel locks and padlocks protect telecom and CATV equipment including enclosures, locked meter rooms and more.

Find Telecom Security Products

Find Security Products by Part Type

Not sure about the locking requirements for your application? Explore our full selection of locking devices, security hardware, accessories and specialty products to get a better understanding of common system specifications.

Find Product Specifications

View or download product PDFs for part numbers, features, benefits, dimensions, material description and instructions.

Get Help from a Highfield Technician

Our engineers and service representatives are ready to answer your questions, or work with you on customized solutions for your specific application.

Reach out today to speak with one of our technicians about a product. We’ll be in touch within 24 hours.

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