H. A. Phillips & Co. is a single source manufacturer and supplier of modulating control solutions for industrial refrigeration systems. Their product lines include float valves, electronic and pressure regulating valves, ASME code pressure vessels, recirculation systems, Anhydrator system cleaners, PUR air purgers, and accessory components. Phillips Refrigeration specializes in designing and manufacturing ammonia refrigeration controls, custom vessels meeting ASME standards, gas-powered transfer systems, and gas-powered recirculation systems. They also offer a range of accessories like sight glasses, filters, and gauges to enhance system performance. Additionally, Phillips stocks a large inventory of Danfoss parts and employs sales engineers with expertise in refrigeration to provide high-level customer service.