Solar Powered Off-Grid Air Conditioner – 100% DC – No Inverter

The LEZETi DC4812VRF is designed from the ground up to operate on DC power. There is no AC power used inside or needed externally to operate the unit. DC power is connected to the outdoor unit. The indoor unit receives DC power from the outdoor unit. The unit must be connected to a stable source of power such as batteries.


Power DC 48 VDC
Power DC Range 46-58 VDC
Max Cooling Capacity 13098 BTU/h
Max Power Input, Cooling 960W
Normal Power Consumption, Cooling < 500W
Cooling COP 5.45
Cooling EER 18.61
Max Heating Capacity 13632 Btu/h
Max Power Input, Heating 1081W
Normal Power Consumption, Heating 866
Heating COP 3.69
HSPF 9.6
Indoor Fan Motor Panasonic BLDC
Indoor Fan Input 30W DC
Indoor Fan RPM (Hi/Med/Lo) 1250/900/700
Indoor Air Flow (Hi/Med/Lo) 412/295/235 CFM
Indoor Noise Level (Hi/Med/Lo) 39/29/26 dB
Indoor Unit Dimensions (W*D*H) 36.3" x 8.8" x 11.5"
DC Power Input (Max.) 22 Amps
Low Voltage Disconnect 46V
Operating Range (cooling/heating) 20F-122F/5F-90F
Outdoor Noise Level 55 db
Outdoor Fan Motor Panasonic BLDC
Outdoor Fan Input 35W DC
Outdoor Air Flow 1295 CFM
Outdoor Unit Dimension (W*D*H) 30” x 11.2” x 23.2”
Compressor BLDC (Rotary)
Refrigerant R410A / 56.5 oz.
Pre-charged For Line Set L 23 Ft.
Max. Lineset Length /Elevation 66 ft. / 26 ft.
Moisture Removal .25 G/h
Digital Display F or C
Refrigerant Oil VG74 / 17 oz.
Design Pressure 550/340 PSIG
Liquid side/ Gas side 1/4“ / 1/2"
* Cooling COP & EER Rated at AHRI 210/240 EV


VARIABLE Refrigerant Flow & Capacity means that the air conditioner is always the right size for the conditions and is never wasting power.

SeaSprayTM anti-corrosion technology utilizes including hermetically sealed compressor, sealed circuit boards, and silica-nanotech condenser and evaporator protection.

100% DC-NO INVERTER This DC48 Off Grid Solar A/C operates 100% on DC power. There is no A/C power used inside or needed externally to operate the unit

ENERGYSTAR rates system for efficient energy usage

ANTI-MILDEW features minimizes mildew growth in the evaporator for enhanced air purity and minimal routine maintenance

SILENT OPERATION with highly efficient DC driven components


  • 12,000 BTU Heat Pump
  • Cool or Heat up to 700 ft2
  • Eco-Friendly R410a Refrigerant
  • Washable Filters
  • Digital Wireless Remote
  • Quiet Indoor Unit
    (As Low As 26dB>

Benefits & Applications

Run 100% from solar and battery system

  • Direct DC Unit, Zero Feedback to Grid
  • Savings up to 70% on A/C Cooling Costs
  • Qualifies for State & Federal Credits
    *State & Federal credits available in the U.S.
  • No Utility Approval Required
  • Attractive payback with state and federal credits available


  • Controlled Humidity Vehicle Storage
  • Emergency Medical Stations
  • Command Posts/FOBs
  • Off-Site Long Term Storage