CO2 Heat Pump with Low-GWP (Global Warming Potential) technology

Customization: Available
After-sales Service: Engineers Available to Service 24/7 Online
Warranty: 18 months

Product Description

Basic Info.
Type:Air-Cooled
Cooling Method:Air-cooled
Unit Structure:Integral
Selected Voltage:220V/50HZ
Compressor Number:1
Noise Level:Ultra Low
Application Fields:Food Processing
Certification:RoHS, ISO, CE, CQC
Working Medium:R744
Specifications:7.5HP
Power Supply:380V/3p/50Hz
Max Water Temp:95℃
Refrigerant:R744 (CO2)
Product Description

Cost Effective CO2 Air Source Heat Pump Water Heater

As one of the earliest professional manufacturers of purification air conditioners and HVAC equipment, we specialize in R&D, production, sales, and installation. Our product line includes CO2 heat pumps, cascade variable frequency units, air source (chilled water) units, water-cooled chillers, industrial screw units, air-cooled modules, and drying units.

Operating Mechanism: The compressor absorbs low-temperature and low-pressure gaseous carbon dioxide refrigerant from the evaporator, then compresses it into a high-temperature and high-pressure supercritical fluid. This fluid enters the gas cooler to exchange heat with water, releasing a large amount of heat to produce hot water.
CO2 Heat Pump Technology
Operating Principle & Features
Operating Principle
  • ✔ High-temperature heating: Highest water output reaches over 90°C.
  • ✔ Low-temperature resilience: Reliable production even at -30°C ambient temperature.
  • ✔ Energy Efficiency: High performance with a standard COP of no less than 4.6.
  • ✔ Wide Application: Suitable for industrial and domestic hot water in climates from -30°C to 43°C.
Product Parameters
Model Item SJKRS-28 II/C (7.5 HP)
Power Supply-380V/3P/50Hz
Heating Mode-Direct heating / Circulation
Standard ConditionHeating Capacity28.1 Kw
Input Power6.1 Kw
COP4.6
Low Ambient TempHeating Capacity15.7 Kw
Input Power5.8 Kw
COP2.7
CompressorTypeSemi-closed reciprocating
Water OutletMax Temp90ºC
RefrigerantTypeR744 (CO2)
NoiseLevel≤56 dB(A)
WeightNet550 Kg
Dimension Diagram
Product View
Product Categories
AHUs
Dehumidifiers
Simultaneous Heating & Cooling
Hot Water Units
Chillers
Testing & Quality Control
Facility Overview
Rotary Dehumidifier Testing

Dehumidifier Testing Center: Real-time monitoring for fault diagnosis and product optimization.

Chiller Performance Testing

Chiller Testing Center: Supports unit testing up to 1200 kW under year-round simulations.

Simulation Lab

100HP Environmental Lab: Tests explosion-proof equipment and combined AC units up to 300 kW.

Production Line
Workshop
Assembly
Frequently Asked Questions
How do you guarantee product quality?
We maintain a strict quality control process, including raw material inspection, production checks, and 100% testing in our specialized laboratories before delivery.
What is your minimum order quantity (MOQ)?
Our standard minimum order quantity is 1 unit.
What is the lead time for delivery?
Regular lead time is approximately 25-30 days after receiving the deposit. We can prioritize urgent orders based on production capacity.
Do your products have international certifications?
Yes, our equipment is certified with CE, ISO, and other relevant documents required for global markets.
Can you provide customized OEM/ODM services?
Yes, we offer comprehensive OEM and ODM services. You can customize specifications, colors, and branding to meet your market requirements.
What is the warranty and after-sales policy?
We provide an 18-month warranty and lifetime technical support for all our international clients.

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