solar water heater controller

19.timing electrothermal

18.water shortage alarm

17.The function to protect electric heating strap hydro-thermal aging(selection)

16.mitsumi alarm

15.pipeline antifreezing(selection)

14.timing water loading

13.anti dry burning protection

12.manual water loading

11.automatic water temperature regulating

10.lightning protection

9.automatic water loading

8.leakage protection

7.water temperature display

6.water level indication      

5.low water hydraulic protection

4.waterflow protection

3.water level set

2.manual electrothermal

1.power on self test

DF-TR-G02-Z04, (without electric heating) LCDdispaly    

Specilizing PCB Assembly and controllers for air conditioner, refrigerator, fan, solar water heater. Accept ODM, OEM service