Ring-O-Matic Hydro Excavation Machines Earn Reputation for Reliability

Widely used by contractors for potholing and general construction site cleanup, our Ring-O-Matic hydro excavation machines offer precise utility location. With tank sizes ranging from 150 to 3000 gallons and CAT diesel engine options up to 83 horsepower, these units are powerful hydro excavation machines with a well-earned reputation for ease-of-use and reliability.

Take a look at some of our favorite Ring-O-Matic options below, and contact us today to schedule your free in-person demo at Haaker Underground in San Diego, Los Angeles, Las Vegas or Phoenix!


Only available from Ring-O-Matic, the patented VIPER Pothole Tool delivers unmatched performance on the job site. The VIPER delivers increased profitability and productivity for contractors, municipalities, owners/operators and rental operations. Concerned about job site safety? The VIPER comes in both standard and dielectric options — providing safe exposure/daylighting of utilities and operator safety via the dielectric fitting. There’s no other tool like it on the market.

850 VX

With the 850VX Hydro Vacuum Cleaner, reverse flow comes standard — easily blow obstructions out of vacuum hose and backflush the filters for quick-easy cleaning. These units are available in vacuum trailer, vacuum truck, and skid mount configurations for the ultimate in versatility.

550 VX

The 550VX Hydro Vacuum Cleaner is the narrowest machine in it’s class, making it maneuverable and easy to see around. Available in vacuum trailer, vacuum truck, and skid mount configurations, these versatile units are perfect for any job. Powered by CAT, these engines offer unmatched performance and reliability. Vacuum pump blowers by Gardner Denver deliver rugged and high performance.

Interested in learning more? Contact Haaker Underground today to schedule your free demo!