Deye DGA1-DC48V-18K solar air conditioner

Deye DGA1-DC48V-18K

A 17,300 BTU battery-fed split for 20-30 m² rooms, running on 46-58 V DC with a twin-rotary Highly WHP05600 compressor.

  • Cooling Capacity: 17300 (4100-18000) BTU
  • EER (T1): 3.50/11.80
  • Coefficient of Performance (COP): 3.75/12.80
  • Power Supply: Battery
3,165 AEDincl. VAT

In stock

This is our retail price in the UAE, Saudi Arabia and Syria, where we sell direct and deliver within 3 business days. Everywhere else it is a reference figure: those markets are supplied wholesale, at trade pricing with quantity terms, delivered in 15 business working days.

One unit:
order at this price and pay on delivery, or collect it free from one of our counters.
Installers:
trade pricing from pallet quantity, out of the same stock, with this unit’s datasheet and error codes.
Projects and businesses:
we quote from one piece to five hundred, and can size the system with you before you order.

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Deye DGA1-DC48V-18K features

Fed by the battery alone

A 48 V bank between 46 and 58 V DC is the whole electrical installation, so cooling continues overnight without mains or a generator.

17,300 BTU off the battery

5,070 W at T1 for 1,450 W of input, an EER of 3.50/11.80, with the compressor modulating from 4,100 up to 18,000 BTU.

COP of 3.75/12.80 in heating

The strongest heating efficiency in the DC48V line: 5,250 W of heat for 1,400 W drawn from the bank, or 18,000 BTU.

Twin-rotary Highly WHP05600

Two rotary stages on a variable-speed drive, a two-row coil in 9.52 mm inner-groove tube and an electronic expansion valve on R410A.

Four fan steps, 980 m³/h

A BLDC 45 W indoor fan gives four steps from 620 to 980 m³/h; the outdoor unit runs a BLDC 55 W motor at 880 rpm below 55 dB.

About the Deye DGA1-DC48V-18K

Once the room reaches 20 to 30 m², a single rotary compressor is no longer enough, and the DGA1-DC48V-18K answers with a twin-rotary Highly WHP05600 running on a two-row coil of 9.52 mm inner-groove tube. Power still comes from the 48 V bank alone, anywhere between 46 and 58 V DC, so a living room can be held cool overnight without starting a generator. Cooling is 5,070 W at T1 for 1,450 W of input, an EER of 3.50/11.80, spanning 4,100 to 18,000 BTU as the load moves. T3 conditions leave 14,300 BTU on the table. Heating is where this model stands apart: 18,000 BTU for 1,400 W of input, a COP of 3.75/12.80, the best in the DC48V range. The indoor unit moves up to 980 m³/h under 46 dB, removes 1.7 L/h of moisture, and the outdoor unit can sit 20 m away.

Specifications last updated 24 January 2026

Deye DGA1-DC48V-18K is best for

  • Living rooms and double bedrooms of 20 to 30 m² off the grid
  • Systems built on a 48 V bank, with no AC supply to the unit
  • Winter as well as summer, at a heating COP of 3.75/12.80
  • Installations placing the outdoor unit up to 20 m from the room
  • Rooms needing 1.7 L/h of humidity removed

Deye DGA1-DC48V-18K is not for

  • Sites without 48 V storage, since 46 to 58 V DC is the only supply
  • PV strings wired straight to the unit, a job for the ACDCBLW models
  • Rooms above 30 m², rated for the DGA1-DC48V-24K
  • Pipe runs longer than 20 m or more than 10 m of level difference

Deye DGA1-DC48V-18K full specifications

Electrical

Battery Voltage48 V
Compressor BrandHIGHLY
Compressor Configuration2xRotary Inverter
Compressor ModelWHP05600
Cooling Capacity17300 (4100-18000) BTU
Cooling Capacity (T1)5070 (1200-5250) W
Cooling Capacity (T3)14300 BTU
Cooling Capacity (T3)4200 W
Cooling Power Input (T1)1450 (220-1780) W
Cooling Power Input (T3)1660 W
Coefficient of Performance (COP)3.75/12.80
DC Power Supply46-58
Dehumidification1.7 L/h
EER (T1)3.50/11.80
EER (T3)2.55/8.60
Electronic Expansion ValveYes
Heating Capacity18000 (4100-18700) BTU
Rated Heating Capacity5250 (1200-5500) W
Heating Power Input1400 (220-1830) W
Indoor Airflow980/880/740/620 m³/h
Indoor Fan MotorBLDC 45W
Outdoor Airflow2200 m³/h
Outdoor Coil Rows2
Outdoor Coil Tube9.52, Innergroove Tube
Outdoor Fan MotorBLDC 55W
Outdoor Fan Speed880 rpm
Power SupplyBattery
RefrigerantR410A

Mechanical

Connection Wire Length5 m
Container Loading Quantity160/75
Dimensions900 x 700 x 337 mm
Drain Pipe Size16 mm
Indoor Unit Dimensions1080 x 330 x 237 mm
Indoor Unit Packing Dimensions1140 x 300 x 382 mm
Indoor Unit Weight15/18.5 kg
Max. Level Difference10 m
Max. Pipe Length20 m
Outdoor Unit Packing Dimensions910 x 622 x 405 mm
Refrigerant Pipe (Gas/Liquid)1/2, 1/4 in
Supplied Pipe Length4 m
Weight36/40 kg

Environmental

Climate TypeT1/T3
Indoor Noise Level<46 dB
Max. Design Pressure4.3/1.5 MPa
Operating Temperature-10 to 58 °C
Outdoor Noise Level<55 dB

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