Since 1936, Milton Roy has set the global standard for controlled-volume fluid handling. Our metering pumps, industrial mixers, and engineered dosing systems operate in thousands of installations across six continents — delivering ±1% accuracy, chemical resistance, and decades of reliable service in industries where precision isn't optional.
As part of the Ingersoll Rand family of fluid handling brands - alongside Dosatron, LMI Pumps, ARO, Seepex, and YZ Systems - we offer an unmatched ecosystem of complementary technologies for every fluid challenge your operation may face.
Water & Wastewater Treatment
Energy
Renewables & the Energy Transition
Mining & Mineral Processing
General Industry
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Why Milton Roy? A Legacy of Precision. A Future of Innovation.
We invented the controlled-volume metering pump in 1936. Nearly 90 years later, we still lead the industry — with the broadest pump portfolio, the deepest applications expertise, and a global service network that keeps your process running for decades.
±1% Accuracy
Industry-leading steady-state dosing precision across the full turndown range — from 10% to 100% of nominal flow.
API 675 Compliant
Engineered and tested to the highest international standard for controlled-volume metering pump performance.
Broadest Portfolio
Motor-driven, hydraulic diaphragm + top-entry and side-entry mixers — all from one manufacturer.
Any Chemical, Any Fluid
Liquid ends in 316L SS, Hastelloy C, Alloy 20, PVC, PVDF, PTFE — virtually unlimited chemical compatibility.
20+ Year Service Life
It's not unusual to find Milton Roy pumps still operating at design performance after two decades of continuous duty.
Global Support
Applications engineers, authorized service centers, and spare parts availability on six continents.
ATEX & Hazardous Area
Certified for explosive atmospheres and classified locations worldwide — Zone 1, Zone 2
Ingersoll Rand Ecosystem
Seamless integration with Dosatron, LMI, ARO, Seepex, YZ Systems, and Haskel for end-to-end fluid solutions.