DLS R454B 48K 230V HP CDUDuctless - Outdoor unit, 37MBRA , Single ZonePerformance™ Single-Zone Light Commercial Mini Split Heat PumpOverviewDuctless systems are inherently economical to operate. The 37MBRA Performance™ heat pump is enhanced further with an inverter that adjusts to the output load resulting in a more efficient system during all seasons. This unit optimizes energy use in a wide range of outdoor temperatures, with a cooling range up to 122°F and a heating range down to -22°F you'll be comfortable inside no matter the temperature outside.DOCUMENTS Carrier Performance Ductless Heat Pumps w/ Puron Advance Consumer Brochure Carrier 37MBRAQ — Outdoor Unit Single Zone Ductless System, Sizes 36 / 48 / 58K Product Data 37MBRAQAppareil extérieur monozone sans conduitCapacités 36 000, 48 000 et 58 000Instructions d’installation Carrier Performance Ductless Heat Pumps w/ Puron Advance Consumer Brochure (Spanish) Individual Submittal_37MBRAQ58AA3-CN Individual Submittal_37MBRAQ48AA3-CN Individual Submittal_37MBRAQ36AA3-CN SPECIFICATIONS NAME VALUE Refrigerant R454B Suction Line Size 3.6:122