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Temperature controller for Passive Solar Water Heater This controller is for passive solar water heater not for pressurized solar water heater. Please confirm before place an order. Thanks. Basic System Features: Power off memoryWater temperature presetIntelligent heatingWater insufficient alertLeakage protectionConstant heatingPipe warm keepingWater lever presetIntelligent water loadingAuto water loadingLow pressure water loadingConstant water level loadingManual controlAll-weather water supplyAuto control boosting pumpTechnical Data:Power 127V AC. Power loss:<5WTemperature detect tolerant: +/-2
°C
Temperature detect range: 0-99°C
Temperature control precision: +/-2°C
Water level: 4 level
Electric heating belt and water pump power: <500W
Electric heater power: <2000W
Electric leakage cut off current: <10mA/0.1S
Solenoid valve: DC12V for pressurized and non pressurized valves
Pressurized working pressure: 0.02mPa--0.8mPa, for direct water supply.
Non pressurized working pressure: 0.00mPa, for water tank supply and low pressure water supply
Returns Accepted for this item if it's within 30 Days