sell Gas proportional control valve,gas proportional valve

Used for gas water heaters to control the quantity combusted of gas.
     1. The product is assembled 2 safety valves and 1 proportional valve.
2. safety valve power: 5W
3. safety valve voltage: DC24V?5%
4. proportional valve power: 7VA
5. proportional valve cureent: 270mA
6. max load pressure: 5KPa
7. environment temperature: -20-+60degree
8. life: 300,000times