Zhejiang Hengsen Industrial Group., Ltd.

We are professional OEM manufacturer of HVAC Control Products,

Refrigeration Parts&Tools,Brass fittings&Copper Fitting,Disperse pipe(refnet joint).

We founded in 1988 years and have 10 years ODM&OEM experiences.

Our products Brand"Hengsen"is a famous brand in China local market and also in some countries.

We have 3 main series products.

(1)HVAC Control products:

-Motorized brass Ball Valve

-Motorized Zone Valve

-Electric Thermal Valve

-Brass Solenoid Valve(air,oil,water)

-Motorized Flange Iron ball valve

-Damper actuator

-Dynamic Pressure Balance Electric Regulating Valve

-Dynamic Balance Filter motorized ball valve

-Water Flow Brass Static Balance valve

-Electrical Control Auto compensation Plug valve

-Mechanical thermostat

-Digital thermostat

-Temperature sensor

-Liquid Flow Switch

-HVAC Brass Control Valve(with Actuator)

-HVAC Iron Control Valve(with Actuator)

(2)Refrigeration Parts&Tools:

-Double Manifold gauge sets-Single manifold set-Refrigeration Gauges

-Charging Hose-Quick Couplers-Sight Glass-Hand Valve

-Split Air Conditioning Valve-Refrigeration Ball Valve

-Refrigeration Solenoid Valve-Filling Valve-Can Tap Valve

-Needle Valve-capillary-Comb Slice-Cutting Knife

-Brass Nut-Brass tie-in

-Disperse pipe(refnet joint)

(3)Copper&Brass Pipe Fitting:

-copper Elbow-copper Tee-copper Straight coupling

-copper Reducing Coupling-copper U Bend-copper P-Trap

-Brass Solenoid Valve(water,oil,air)

-Brass Male&Female Eblow

-Brass Male&Female Tee

-Brass Male&Female connector