Switch valve .Competitive price and good quality .Certification:CE,ISO9001 .5-15years warranty .OEM available

Switch valve description:

Model:FD-SV-15

1.Temperature range:49---54C/40-45C/35-40C

2.when coming water is below 49,it will flow out from cold port.When abouve 54,flow from hot port.

3.When between 49--54C,it will flow from both ports.

4.Normally it is applied in solar heater+gas/electric water heater system.

5.When sun shine is short and water temp from solar geyser is not hot enough, the water will be deverted to the second step heater,such as gas or electric heater for second heating.

For detailed information,pls see the following picutre

High quality Switch Valve for solar water heater (Brass DN15)