48V DC Window Air Conditioner & Heater

6,000 - 18,000 BTU/h window unit heat pumps that can operate as an air conditioner and as a heater. This heat pump is 5 times more efficient than using an electric heater. It is at least twice as efficient as a 110 volt window AC unit and effectively three times more efficient when using with an off grid 24 volt system, without requiring an inverter. All parts inside are DC-native. This is "how it's done", if you are serious about the most efficient and reliable heat pump.True 48 volt DC compressor and fans; this unit does NOT require the use of an inverter. This is the most efficient way for you to control your climate using a 48 volt power supply. See unit in VR in your building - check out the 3d model picture.We have 24 volt and 48 volt air conditioners that all operate in reverse as heat pumps, available as portable units, window units, and mini-split in the 1-ton, 2-ton, and 3-ton range.All items are in stock and ship by UPS Ground, shipping is included in the price. We can deliv