Specification Brand : ProTech ExternallyAssignedProductIdentifier1 : 0662766059311 ExternallyAssignedProductIdentifier2 : 662766059311 ItemName : Therm-O-DISC 37TV31-29957/47-21777-05 DEFROST Sensor Open 45 Degree Fahrenheit ItemPackageQuantity : 1 ItemTypeKeyword : industrial-temperature-sensors Material : lead MountingType : Flange Mount PartNumber : 472177705 ProductDescription : Limit Switch/Defrost Sensor - Auto Reset (Tube Mount) 47-21777-05 Technical Data » TOD Switch Series: 37T Category: Moisture Resistant Reset Mode: Auto No. of Poles: 1 Switch Type: SPST Contact Orientation: Open on Rise Maximum Voltage Rating (VAC): 120 / 230 Maximum Current Rating (A): 10 / 5 Open Temperature (F): 45 Tolerance Open Temperature (F): +/-5 Close Temperature (F): 28 Tolerance Close Temperature (F): +/-3 Nominal Temperature Difference (F): 17 Disc Face: Enclosed Mounting: 3/8 in. Tube Connections: 1/4 in. Quick Connect / Wire Lead - 24 in. wire length Replaces: 47-21777-06 ProductSiteLaunchDate : 2012-09-14T17:12:55.505Z UnspscCode : 41111900