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You are here: Home » Products » Ground Source Heat Pumps » Ground Source Heat Pump High COP 3P 5P for Hot Water & House Heating
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Ground Source Heat Pump High COP 3P 5P for Hot Water & House Heating

1. High Cop: 5.21/5.22

2. Power Supply: 220V-415V

3. Running Temp: -10℃~35℃

4. Refrigerant: R410a

5. Heating Capacity: 10/15.4/18.4/19.6/25.4KW

  • CGD-9 CGD-12 CGD-18 CGD-22

Heat Pump Features

ground source heat pump

Sprsun ground source heat pumps are designed for domestic hot water and house heating. 

They have the following important features:

  • Absorb heat from soil underground

  • Installed in basement or any place you want

  • Not affected by outdoor air temperature

  • Two functions: hot water & house heating (cooling available in other models)

  • Working mode can be changed freely

  • Automatic multiple protection and breakdown self check function

Heat Pump Specifications

  • Rated working condition: heating: source side inlet/outlet water temp: 15℃/10℃, load side inlet/outlet water temp: 15℃/55℃.

CGD-9 CGD-12 CGD-18 CGD-18
Power Supply V 220-240V/50Hz/1ph
Heating Capacity KW 10.0 15.4 18.4 19.6 25.4
Input Power of Heating KW 1.91 2.96 3.53 3.75 4.87
5.21 5.22 5.21 5.22 5.22
Rated Current A 9.7 14.9 17.8 7.1 9.2
Water Flow of Load Side L/h 1907 2952 3520 3740 4858
Water Flow of Source Side L/h 1541 2387 2845 3024 3928
Water Pressure Drop Kpa ≤30 ≤30 ≤33 ≤33 ≤35
Net Weight kg 71 71 93.5 93.5 101
Gross Weight kg 93 93 115.5 115.5


Noise db 45 45 48 48 49
Pipe Size (Internal Thread) mm 25 25 25 25 25
Dimension mm 700*520*800
Packing Dimension mm 740*560*930

Heat Pump Brand Components

Our heat pumps use high quality components, such as Copeland scroll compressor, Danfoss Electronic expansion valve and Eaton AC contactor and thermal relay, etc.

heat pump components

Installation Diagram

It is easy to install Sprsun ground source heat pump as shown by the following diagram: 

installation diagram


We care every detail on what you need!

  • Super Low Noise: Fitted cut clothes for compressor and strong pads to avoid vibration

  • Anti-corrosion: Aluminum edging                         

  • Exellent Welding Guarantee No Leakage: Four-way valve welding protection 

Workmanship Details1

  • Energy Saving: 30mm thickness for insulation to prevent energy lost

  • User-friendly Design: Ram design using machine wire

  • Reliability of the Connection: Adopt automatic stamping machine from Taiwan

Workmanship Details 2

Model Series

Geothermal Heat Pump Models

Technical Support

Our experienced engineering team provides good support for any questions concerning the products and installation before, during and after products are sold. 

Before Selling

  • Set up customers file and arrange professional sales engineers to introduce company products and services to customers in details.

  • If customers are interested in our products, we will send professional technicians to survey the installation environment.

  • Provide solutions according to different customers' requirements.

During Selling

  • Machine installed and tested by QA engineers.

  • Ensure all the products we provide are qualified and new. The working life of the main engine is 15 years.

  • Construct and install the heat pump according to national relevant policies strictly and ensure high quality delivery on time.

  • Test and debug the equipments strictly to ensure the safety and stability.

  • During the delivery, provide comprehensive and professional technical training on instructions and maintenance to customers.

After Selling

  • We promise to offer free consulting call in 7×24 hours mode to solve the problems found in practice. The number is 86-20-82181867.

  • Sprsun offers 18-month long warranty. Within 18 months since the delivery date, if the product has any failure under normal usage, Sprsun will provide free assembly parts.

  • After the expiration of the warranty period, we will continue to provide lifelong maintenance services, with just a small amount of charges.


Guangzhou Sprsun New Energy Technology Development Co., Ltd

 Add: No.15 Tangxi Road, Yinsha Industrial Park, Xintang, Zengcheng District, Guangzhou,511338, China
 Tel: 0086-20-82181867
 Phone: 0086-18933985223
 Skype: sprsun.sprsun
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