Sanhua Expands Thermostatic Expansion Valve Offering

20 Mar. 2025

Sanhua International introduces the RFGN series of thermostatic expansion valves to its expanding North America commercial refrigeration and air conditioning line. This new series of valves offers a balanced port design and internal check valve for consistent superheat management in today’s high efficiency air conditioning and heat pump systems.

RFGN series thermostatic expansion valves offer design and performance enhancements to the current Sanhua RFGF series valve and can be used for existing and emerging common refrigerants such as R-410A, R454B and R32 with Polyolesteroil (POE).

Key features of this new series include a stainless steel power element, anti-hunting charge, available bleed port options up to 30% and adjustable or fixed capability. Nominal capacities for the RFGN series range from 1.0 tons to 7.0 tons on R-410A and 1.0 tons to 10 tons on R32.

The standard offering of RFGN thermostatic expansion valves includes 12 models with various industry standard copper connections from 3/8” to 7/8” ODF, external equalizer connection options, and Chatleff connections. To learn more, please visit our website, www.sanhuausa.com.

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Sanhua International was founded in 2002 as the North American subsidiary of a global manufacturer headquartered in Zhejiang, China. With 22 sales offices and 14 manufacturing locations, including North America facilities in Mississippi, Mexico, and Houston, Texas, Sanhua has delivered innovative, environmentally friendly, energy-efficient solutions to the HVACR industry formore than 34 years. Quality is at the foundation of every product Sanhua makes. As the world’s largest producer of Service Valves, Reversing Valves, Electronic Expansion Valves and Microchannel (HVACR), Sanhua is recognized by the HVAC and automotive industries for providing products at world-class quality levels.

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