Product and Application
spring-return zone valve SW-B...H BSP series have compact structure,stable operation,excellent capacity of water stoppage, large water flow rate, less dirt block and low torque.
spring-return zone valves are widely used for the control of the ends for fan coil units, cooling/ heating system and HVAC system. Thermostat controls the motor of the valve, and make on/off through speed-down machine and reset spring to carry out the break/on of the hot/cold water in the pipe.
Material
| Part | Material |
| Valve Valve | Forged Brass |
| Actuator Shell | Aluminum |
| Actuator Base | Stainless Steel |
Main Specification
| Valve model | Type | Size | Medium | Temperature | Admissible pressure | Closing pressure |
| SW-B153/H | 3-way | DN15 ( 1/2'' ) | cool/hot water 50% glycol | 5-90℃ | 1.6MPa | 1400kPa |
| SW-B203/H | DN20 ( 3/4'' ) | |||||
| SW-B253/H | DN25 ( 1'' ) |





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Step 1
Payment and order readiness
Minimum order: 2 Units
Payment terms, specifications, and order details are confirmed before preparation begins.
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Step 2
Preparation
16 days
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Step 3
Packaging and dispatch
Packaging details are available on request.
Final packing, freight, and delivery dates are confirmed before dispatch.
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