This rotary switch controls the air conditioner circuit on Mack trucks, letting the operator switch the system on and off. It fits All Mack Universal applications and is built as an aftermarket replacement. Sold individually.Interchanges:1MR2472M225165995FeaturesRotary type switchUsed for air conditioner circuit on Mack trucksFits All Mack Universal applicationsSell pack: 1 EachTech SpecsDimensions (H x W x L): 1.5 x 5 x 5 in.Sell Pack: 1 EachAdditional InformationFitment: All Mack UniversalUsed in this Truck Cab modelHeater & A/C Parts & Diagrams