Sanhua Expands Stainless Steel Range with the Next Generation of Four-Way Reversing Valves: The SHF-G Series

25 Nov. 2025

Compatible with a wide range of refrigerants, including R32, R290, R1270, R600a, and R744—these valves support both fixed and variable speed systems with cooling capacities from 4.2 to 77.3 kW. Certified to meet international safety standards, the SHF-G series offers high pressure resistance, low heat transfer loss, and excellent anti-vibration performance, making it an energy-efficient and reliable choice for modern HVAC applications.

Sanhua is excited to announce the official release of its advanced SHF-G series four-way reversing valves, engineered for superior performance in heat pump systems, including central and unitary air conditioners. These innovative valves facilitate a seamless transition between cooling and heating modes by efficiently managing refrigerant flow.

The SHF-G series represents a significant advancement in reversing valve technology and with its robust design and compatibility with a wide range of refrigerants, this series offers unmatched reliability and efficiency for modern HVAC systems.

Key Features and Benefits of the SHF-G Series:

Robust Construction: The stainless-steel body ensures increased durability and excellent anti-vibration performance, making it suitable for demanding applications.
Patented Bi-Metal Joints: A unique Sanhua patent combines stainless steel pipes with pure copper terminals for easy and reliable brazing, simplifying installation and maintenance.
Broad Refrigerant Compatibility: Designed to work with common refrigerants, including R410A, R290, R32, and CO2, the SHF-G series supports environmentally friendly and efficient system designs.
Energy Efficiency: Lower heat transfer loss compared to brass valves contributes to greater energy savings and reduced operational costs.
Versatile Application: Suitable for both fixed and variable speed systems, with cooling capacities ranging from 4.2 to 77.3 kW, providing flexibility for various HVAC requirements.
Certified Reliability: Complies with international safety standards, offering high-pressure resistance (up to 4.9 MPa) and dependable performance.

Additional Highlights:

Wide Operating Temperature: Performs reliably in ambient temperatures ranging from -30°C to +50°C.
Installation Flexibility: Designed for coil-upward or horizontal-axis mounting to accommodate diverse system configurations.
Electrical Options: Available with a range of coil options, including AC and DC power supplies, and various connection types.