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2 way brass valveelectric actuated floating For air conditioning pvc motorized ball valve

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Quick Details

Port: Xiamen,China(Mainland)
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 100000 Unit/Units per Month
Place of Origin: Fujian China
Color: Blue
Port Size: 1/2"
Temperature of Media: High Temperature,Medium Temperature,5~95C
Media: WATER,Water
Material: BRASS
Model Number: QB03A
Pressure: Medium Pressure
Sise: DN20,DN25,DN32,DN40,DN50
Brand Name: ELSONIC
Type: HVAC Systems valve
Valve Close Time: <9S
Product name: motorized ball valve
Valve Body Material: Brass
Power Consumption: 220V, 24V power supply
Structure: BALL,ON/OFF
Application: General
Packaging Detail: motorized ball valve 1 UNIT/BOX SIZE: 11*12.5*7.5CM 20 UNIT/CARTON SIZE: 39*27*23CM
Xiamen Elex Electronics Technology And Development Co., Ltd.
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US$ 3,000+
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Product Description



QB Series Motorized Ball Valve, which is composed of actuator and valve body, is used to control HVAC water system. And the actuator, adopting synchronous motor as driver, operations stably. And the inbuilt limit contacts make the valve power off when the valve open or close. And the valve body is forged by brass, which is suited for motorized ball valve in air conditioning.

NOTE: Generally, the valve is installed on normally open position.

Power Supply:

 AC220V ±10%,  AC24V±10%,50/60Hz  
 Power Consumption: 2VA(Only when valve close or open) 
 Motor Type:Synchronous Motor/Reversible 
Running Time:  60s/100s
 Output Torque: 4N.M(QB02A)    8N.M(QB03A)
 Lead Length: 700
 Nominal Pressure: 1.6Mpa
 Medium Temperature:  2~90
 Working Medium: Cooling/Hot Water or 50%EG

Connecting Method:

 Pipe Thread G



Dimension and Model Number


Electrical SchematicsDF3.png

Sectional View


Simple Exception Handling:


Phenomenon exception handling




Open valve and close valve is in opposite position.

Wiring is wrong.

To change the wiring of the open valve and close valve.


Actuator doesn’t work.

Wiring is wrong or circuit is burned or there are water in the actuator or motor is damaged.

Check the power supply and circuit and thermostat.

Replace the actuator.


Thread connections are cracked.

The connecting thread is not matched. Or the installation is irregular. Or force is too large.

Replace the valve body.


The valve can not open or close fully.

Pipes clogged or poor water quality.

Clean the debris in the pipes or install pre-filter.


Installation Notices

1.The actuator should be installed on the horizontal line.

2.Do not use too much force on the actuator during installation.

3.The thread to connect the valve should be the standard international pipe thread(pipe thread G). Do not use taper thread to connect the valve.

4.Keep the valve and pipes clean before installation.

5.The valve and pipes can be installed horizontally or vertically, but do not install them on invert position.

6.To make sure pipes and the valve keep warm, but do not keep the actuator inside insulation layer