HRSH Air-cooled recirculating chillers offer a cooling capacity range of 10.5 to 25 kW. Coolant and refrigeration circuits are included in a compact and lightweight package. Extracted heat is air cooled. An inverter provides demand-based rotation control for the compressor, pump and fan, offering substantial energy savings. Electric options ensure global power supply compatibility. Additional features include a heating function, a low-maintenance seal-less immersion pump, and IPX4 rating for outdoor installation.