Marine and Industrial Cooling Units R407C, R-134a, R404A 50 and 60 Hz Cooling Capacities: 36,000 to 120,000 Btuh (10.5 to 35.1 kW) Efficient, Self-Contained Units for Today’s Cooling Needs • Water-cooled and condenserless models in nominal 3- to 10-ton capacities (10.5 to 35.1 kW) • Compact cabinet fits any working environment