Pioneer Air Systems Refrigerated Air Dryer. Model: R-10A. S/N: 2657PS. Scroll Compressor, Model: AE3414AA. Refrigerant: R-12. MAWP @ 120 °F: 150 psi. Heat rejection: 5 Btu/min. Airflow: 10 scfm. Units Motor, 1/6 hp, 115 V, 4.1 FLA, 60 Hz, single phase. Condenser dimensions: 9-1/4 in. L x 1-3/4 in. W x 10 in. H with 7 fins per inch. Unit uses a Schrader Bellows filter. R-Series Dryers are designed for installation in a protected area that is clean, dry, and has an ambient temperature range of 50 to 100 °F. Easily removes moisture and contaminants from process air thereby preventing equipment failure and reducing downtime. Inlets/outlets: (2) 2-3/4 in. dia. NPT (female), (2) 3/8 in. dia. refrigerant pipes. Overall dimensions: 20 in. L x 15 in. W x 49 in. H.