Specification Brand : Pilipane BulletPoint : Waterproof, with on/off switch BulletPoint1 : For Solar Water Heaters : The products are used in solar water heater , the temperature difference and temperature to control the output . It is provided with two output control , temperature difference control two temperature zone . EW 801AH Solar temperature difference start temperature cont BulletPoint2 : Detailed Parameter : Working Voltage : AC220V ¡À10%(50Hz/60Hz);Output Load : 5A/220V/AC;Power Consumption : ¡Ü3W;Heating Control Range : 2¡æ~99¡æ;Temp . Difference Start Control : 3¡æ~50¡æ;Resolution : 1¡æ;Precision : ¡À1¡æ;Input semaphore : 2 channel sensor , 20KX2MX2;Operating Temperature : 10¡æ~50¡æ;Operating Humidity : RH¡Ü90% BulletPoint3 : Solar Heating : This temperature controller will control heating system and automatically makes water temperature stay in temperature deference range . When the temperature reaches the set value , it automatically runs the water pump circulation and makes the two temperature zone temperature equilibrium . troller temperature control table BulletPoint4 : manipulation Mode : 1 When the temperature reaches the set value , it automatically runs the water pump circulation and makes the two temperature zone temperature equilibrium . 2 The other channel controls electric heating , when the solar heating failed to achieve the set temperature , the electric heating system can automatically start and heat to the set temperature . BulletPoint5 : Commitment : We believe the premium quality and good service will wins your trust . If you encounter trouble during use , please conta ct us in time . We value your shopping experience and strive to offer a high quality product and service . Color : Multiple Colors ExternallyAssignedProductIdentifier : 8225122922876 ItemName : AC220V Solar Water Heater All Purpose Digital Temperature Difference Controller Thermostat with Sensor Digital Display for Solar Water Heater, Temperature Controller, Temperature Controller, AC22 ItemPackageDimensions_Height : 272 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : plant-germination-heating-mats Manufacturer : Pilipane Material : Composite ModelNumber : 8816ddca0398f5571243cfe50d232b NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Pilipaneu0ptgrs8bk ProductDescription : Features : The products are used in solar water heater , the temperature difference and temperature to control the output . It is provided with two output control , temperature difference control two temperature zone . When the temperature reaches the set value , it automatically runs the water pump circulation and makes the two temperature zone temperature equilibrium . The other channel controls electric heating , when the solar heating failed to achieve the set temperature , the electric heating system can automatically start and heat to the set temperature . It will control heating system and automatically makes water temperature stay in temperature deference range . Specifications : Working Voltage : AC220V ±10%(50Hz/60Hz)Output Load : 5A/220V/ACPower Consumption : ≤3WHeating Control Range : 2℃~99℃ Temp . Difference Start Control : 3℃~50℃Resolution : 1℃Precision : ±1℃Input semaphore : 2 channel sensor , 20KX2MX2 Size : 76*76*35mm/2 . 99*2 . 99*1 . 37inOperating Temperature : 10℃~50℃Operating Humidity : RH≤90% LightFunctionSetting RangeDefaultUnit#1temperature difference startstop pump temperature difference +1~505℃#1 , #2stop pump temperature difference1~temperature difference start 12℃#2temperature return difference1~205℃#3high temperature correction 10~100℃#4low temperature correction 10~100℃ Package Includes : 1 x Temperature Controller2 x Sensor Probes Note : Please note that the new type and old type of this product will be sent randomly , and make sure you will not mind before ordering .