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Air Source Heat Pump Water Heater (Household Use)

  • W05R1 Series

  • Withair® / OEM brand as option

  • 8418612090

  • 4.0 ÷ 7.0 kW / 1.1 ÷ 2.0 Tons

  • 4.5 COP

  • Compressor - 5 year limited ; Other parts - 1 year limited

  • R410A, R134a, R407C,R22

  • Roraty & Scroll type; HITACHI, Panasonic, MITSUBISHI,Copeland

  • Coaxial tube-in-tube, plate type heat exchanger

  • High efficiency finned copper pipe heat exchanger

  • Office Use, Residential Use, Commercial Use

  • 230V/1Ph/50Hz (230V/1Ph/60Hz as option)

  • Withair® Water Heating and Air Conditioning Unit_Product Catalogue.pdf


Product Overview

—— Product Description ——

Withair® Split-Refrigerant Cycle air source heat pump contains the outdoor unit and water tank, the condenser coil is wrapped around outside the enamel tank, so the maxinum water output temperature can reach to 55℃

Withair® Split-Water Cycle air source heat pump contains the outdoor unit and water tank, water cycle heating can let the maximum water output temperature up to 65℃.

Water tank can be installed indoor or outdoor. With high efficiency and energy saving advantages, it suits for apartment, villa, restaurant,hotel and so on.

—— The Key Advantages Include ——

● Eco-friendly refrigerant: R417A. 

● Automatic defrosting.
● Failure diagnosing function. 
● Set the operating time freely. 
● LCD display wire controller.
● Water pump: built-in for optional. 
● Automatic prevent freezing in the winter.
● Air exchanger(Fins-coil) with hydrophilic coating. 
● Water tank :from 100L to 500L can be combined freely.
● Operated range: normally in - 15℃,and hot water 55℃. 
● Unit runs or stop automatically according to water temperature. 
● High-temperature compressor for optional (T3 condition).
● HlTACHl special compressor : designed specially for heat pump water heater. 
● Heat exchanger :Water side equipped with tube in tube heat exchanger. 
● Available in combination with the solar collector, saving more energy. 
● With hot water return control: to keep the water temperature in supplying pipe.
● Applied range :Domestic sanitary hot water, maximum output temperature 65℃.
● Two speed fan motor: to further improve unit operation under high ambient temperature. 
● Thermal expansion valve regulates the flow of refrigerant precisely.

—— You May Like ——

Withair® Air Cooled Heat Pump Chiller (1)         WithAir® Water Tank (0)    Withair® Hydraulic module         Withair® Insulation pipe             Termostat controls (2)

Heat Pump Water Heater        +        Water Tank        +        Hydraulic Module       +       Insulation pipe        +        Thermostat

Physical Data

Heat Pump Water Heater Series

Physical Data of Withair® Air Source Heat Pump Water Heater (Household Use).png


1.    Standard hot water work condition: entering water temperature 15℃, leaving temperature 55℃;dry bulb temperature 20℃,wet bulb temperature 15℃.
2.    Standard floor heating work condition: entering water temperature 30℃, leaving temperature 35℃;dry bulb temperature 7℃,wet bulb temperature 6℃.
3.    All models, sizes, dimensions, and specifications are subject to change without prior notice, please refer to nameplates for the most accurate specifications.

Water Tank Series

Physical Data of Withair® Water Tank.png

Packaging & Transportation


● 100% test before deliverying products.

● Products catalogue, installation & operation manual will be sent together.

● Tracking number will be sent to customer as soon as we ship the products.

● Item shipped in 25 working days against payment depends on the quantity.

● Four steps of pakacges, plastic film, foam, carton and plywood for stable transporation.

● Ocean shipping, railway shipment and air transportation are acceptable according to customer demand.

Withair® provides two styles package for different transporation modes:

(1). St andard package(free of charge): unit is wrapped with plastic film, which is suitable for container shipment & a few transshipment cargo;
       Withair Heat Pump water heater package by carton  
(2). Special package(extra charge): unit is wrapped with plastic film and wooded box, which is suitable for bulk cargo transporation; 
       Withair Heat Pumps package by wooden box
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Get In Touch

   Withair Group (China) Limited
   Withair (Nanjing) Industries Co., Ltd
    Office number: + 86 25 86696286
    Mobile number: + 86 13915928183 (WhatsApp)
    E-mail address: info@withair.cn ; jed@withair.cn
    Factory A: No.6 Lukou Chuangzhi Industrial Park, Nanjing,China,211113
    Factory B: No.9 Dongshan Bridge Industrial Park, Nanjing,China,211153
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