Specification Brand : Blichmann Engineering BulletPoint1 : 240v Relay Module for use with Blichmann Engineering 240v Power Controller BulletPoint2 : Use up to 4 relay modules to control multiple heating elements BulletPoint3 : Perfect match for Blichmann BoilCoil electric heaters, but also works with any manufacturer’s immersion heater BulletPoint4 : 240v Power Controller purchased separately BulletPoint5 : Illuminated variable digital power 0 to 100 percent Color : yellow, white, and gray ExternallyAssignedProductIdentifier1 : 0680611904098 ExternallyAssignedProductIdentifier2 : 680611904098 ItemName : Blichmann Power Controller Relay Module ItemPackageDimensions_Height : 6 inches ItemPackageDimensions_Length : 10 inches ItemPackageDimensions_Width : 6 inches ItemTypeKeyword : brewing-and-venting-heaters Manufacturer : Hi Proof Products MaximumSwitchingVoltage : 240 volts OperationMode : Automatic PartNumber : NG-16500IMP ProductDescription : Need to control more than one heating element for large kettles? Simply add up to 4 additional relay modules and drive them all with one power controller. ProductSiteLaunchDate : 2019-02-05T23:23:26.248Z UnspscCode : 52150000 Wattage : 16500 watts