motor ized ball valves are widely used in HVAC system, heating system, water treatment system and some industrial equipment.
Valve body: Medium: cold/hot water, with 50% glycol Temperature of medium: 2°C...90°C Rated pressure: PN20 Pipe connector: internal thread Ambient temp. range: −5…+60°C;0…90%RH
Flow characteristic: equal percentage, on/off
Matching Valve body parameters
| Model No. | Type | DN(mm) | Inch | Kvs(m 3 /h) | Pvmax ( M Pa) | Ps (KPa) |
| WSBV215 | 2 way | DN15 | 1/2” | 6.15 | 2.5Mpa | 1400 |
| WSBV220 | DN20 | 3/4” | 10.5 | 2.5Mpa | 1400 | |
| WSBV225 | DN25 | 1” | 16.1 | 2.5Mpa | 1400 |
Actuator technical parameters
| Model | Control | Power | Torque (N.m) | On/off Time (s) |
| WRA3-105D | On/off | 24VDC | 6 | 10-35 |
| WRA3-205D | ON/off | 12VDC | 6 | 10-35 |
| WRA3-305D | On/off | 3VDC | 6 | 10-35 |
Wiring diagram
Mail/
Q1: Only Bulk Orders?
No, Sample orders are aslo welcome.
Q2: How to place orders?
Q3: How many days for delivery?
Usually it takes about 3 working days if stock available.
Q4: How to make payment?
After confirming all details, our sales will provide a PI with payment method (TT/WESTERN UNION/PAYPAL/LC).
Q5: Quality Guarantee?
18months
Q6: After-Sales services?
We shall be grateful if pictures or videos can be provided once there is any problem when you use our product. Our sales will
give prompt response and solving method will be provided in the first time.





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Step 1
Payment and order readiness
Minimum order: 10 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
Ocean freight via Maersk · Approx. shipping fee: $ 0.84 for 1 unit · Transit time: Est. 17-24 days
Final packing, freight, and delivery dates are confirmed before dispatch.
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