Used- York / Caterpillar Model PY-525A Containerized Packaged Mobile Chiller. Consisting of York Millennium Rotary Screw Liquid Chiller, Model YSECEAS4-CRDS. Rated 533 tons. Refrigerant R-22, charge 1300 lbs. 408 HP, 3/60/460 volt, 3600 rpm motor. Evaporator (182) tubes rated 150 psi at 110 degrees F, 2 pass, 1200 gallons per mi more info...