The Aeolus HB2800-48VDC and HB3400-48VDC are 48V DC rooftop variable speed air conditioners. The compressor, indoor fan and outdoor fan are all high efficiency DC motors. The Aeolus HB2800-48VDC and HB3400-48VDC make off grid camping a reality. Using 48V DC direct from your batteries potentially eliminates a large DC to AC inverter allowing a lower cost and higher efficiency power system,