... the tank, providing accurate parameter. temperature feeler/Solar Water Heater Controller System is used to detect the temperature ... °C 5,Maximum power of controlled pump: ≤600W 6,Power of accompanied electrical heating wire: ≤800W 7,Power ... 4, Auto mode 5, Water level pre-setup 6, Manual water loading 7, Temperature controlled water loading 8 ... 18,Memory protection when power is failure solar controller