2017 Kaeser TD 61 Commercial Air Dryer, Model TD 61, SN 2526, Mfg Date 08/2017, Max orking pressure 230 psig, Refrigerant System: R-134a, Compressed air inlet temp: 37F to 130F, 2 in. dia. threaded inlet and outlet, 460V, 3 Phase, 60 Hz, Overall Dimensions: 44 in. long x 30 in. wide x 46 in. tall