Specification Brand : Middle Atlantic BulletPoint1 : Relay Modules: Full SMD component with reasonable drive circuit design, which uses 8050 transistors to drive the electrical action. BulletPoint2 : Practical Use: Can be used not only as a single chip microcomputer development board module, but also as a home appliance controller. BulletPoint3 : Better Design: Simple to use, each group of outputs is a simple 3 wire structure, and there are also 6pcs output terminal reserved. BulletPoint4 : Reliable Work: The input is directly connected to the IO port of the single chip microcomputer or the digital circuit, the input high level relay is pulled in, and the input low level relay is released. BulletPoint5 : Easy to Install: There are fixing screw holes, so the installation is very easy, and the module size is 34 x 22 x 17mm. BulletPoint6 : Accurate matching and wise choice. Our reliable accessories can keep your gear running smoothly. Please confirm your model before ordering. Carefully check the dimensions and photos for suitability. Color : Black ConnectivityTechnology : Wired ControllerType : Push Button ControlMethod : application ControlType : Button Control ExternallyAssignedProductIdentifier1 : 656747042621 ExternallyAssignedProductIdentifier2 : 0656747042621 IncludedComponents : Power Cord ItemDisplayWeight : 9 pounds ItemName : Middle Atlantic FC-4-1C Thermostatic Fan Control ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : temperature-controllers Manufacturer : Middle Atlantic ModelName : SASKATEm54oic9gbk ModelNumber : FC-4-1C MountingType : Wall Mount NumberOfItems : 1 PartNumber : FC-4-1C ProductDescription : FC-4-1C Orientation: Stand-alone Features: -Includes status LEDs. -Does not include power cord. -Extends equipment life and reduces service calls by varying the fan speed of up to four fans based upon temperature. -Controller has 3 temperature ranges and can be set to operate the fan speed either proportional to temperature, or to come on full speed when the temperature threshold has been reached. Product Type: -Fans. Generic Specifications: -Max load 1 amp/120 volts. Dimensions: Overall Product Weight: -9 Pounds. ProductSiteLaunchDate : 2007-11-20T00:00:00-00:00 Style : Modern SupplierDeclaredDgHzRegulation : not_applicable TemperatureControlType : Programmable UnitCount : 1 UnspscCode : 41110000 Voltage : 120 volts