PIONEER Air Conditioner Pioneer Mini Split Heatpump, 12000 BTU-208/230 V Ultra high efficiency inverter++ ductless mini split heat pump system Cooling capacity: 12, 000 BTU/H with 22.5 SEER efficiency Heating capacity: 12, 000 BTU/H with 9.8 hspf efficiency Voltage: 208~230 VAC, 60 hertz, 1 Phase (standard household 2 line power, l1-l2-g) Please see the active links on this page for full specks, manuals, etc Arctic heating version with base pan heaters. Heats down to -12f ambient