HM Digital Meters

Established in 1987, HM Digital is an original manufacturer recognized worldwide for providing the best value in water testing instrumentation, particularly the increasingly popular TDS meter.

These products are co-designed by HM Digital U.S. office and there headquarters in South Korea, and they produce high-quality water testing and monitoring equipment for all types of water treatment and purification systems—including reverse osmosis (RO). These products are sold in over 50 countries worldwide.