Specification Brand : Dayton BulletPoint : cooling fan CompatibleDevices : fan CoolingMethod : fan ExternallyAssignedProductIdentifier1 : 0696333187053 ExternallyAssignedProductIdentifier2 : 696333187053 IncludedComponents : Motor fan blade ItemName : Dayton Blade, Fan, 12 in - 4C459 ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 2 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : industrial-hvac-fans-and-circulators Manufacturer : CAI - DAYTON MaximumRotationalSpeed : 5000 rpm ModelNumber : 4C459 NoiseLevel : 14 decibels NumberOfItems : 1 PartNumber : 4C459 ProductDescription : Air Circulator and Exhaust Fan Aluminum Replacement Propellers No. of blades: 3 CW rotation facing discharge Embossed aluminum blades and spiders for strength and rigidity Hubs include set screws (hub on intake side) For low static pressure applicationsNote: Air deliveries based on standard test codes of AMCA. When used in system over 0.250" SP, increase motor HP to next larger size.