The system central air conditioner listed here carries type VRF Air Conditioning System, documented exactly as the manufacturer publishes it. Made by Shandong GRAD Group Co., Ltd. (20 years on the platform, factory-assessed). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This System Central Air Conditioner
- Refrigerant: /
- Warranty: Negotiated based on projects
- Place Of Origin: Shandong, China
- Application: Hospital, Hotel, Home, School, Warehouse, Plant, Office, Mall, Apartment
- Type: VRF Air Conditioning System
- Mounting Type: Floor Standing
Technical Specifications
| Type | VRF Air Conditioning System |
|---|---|
| Refrigerant | / |
| Mounting Type | Floor Standing |
| Compressor Brand | OTHER |
| Fan Motors Type | / |
| Motor Type | DC Motor |
| Filter Type | / |
| Application | Hospital, Hotel, Home, School, Warehouse, Plant, Office, Mall, Apartment |
| Key Selling Points | Eco-Friendly |
| Warranty | Negotiated based on projects |
| Machinery Test Report | Provided |
| Video Outgoing-Inspection | Provided |
| Core Components | Motor |
| Place Of Origin | Shandong, China |
| Weight (Kg) | 0 |
| Brand Name | GRAD |
| Dimension(L*W*H) | / |
| Selling Units | Single item |
Product Details
VRV/VRF air conditioning system
Outdoor unit cooling capacity: 8-126kw, single unit, can be multiple combined.
Ducted indoor unit cooling capacity:1.8-14kw
Cassette indoor unit cooling capacity: 2.8-16kw
Wall mounted indoor unit cooling capacity: 2.2-8kw


1. Operational Principle
A multi-split system links multiple indoor units to a single outdoor unit. Its core functionality is based on Variable Refrigerant Flow (VRF), which dynamically modulates the refrigerant circulation to each indoor unit. This enables precise, independent climate control in different zones, responding directly to the specific thermal load in each space.
2. System Advantages
* Optimized Energy Efficiency: By delivering refrigerant on demand, the system avoids the inefficient compressor cycling of conventional units, achieving superior energy performance and reduced operating costs.
* Design Versatility: The system accommodates a wide array of indoor unit styles (ceiling-mounted, wall-mounted, recessed cassettes), offering solutions for virtually any building layout and design aesthetic.
* Individual Zone Management: Each indoor unit provides independent control over temperature and airflow, empowering occupants to tailor the environment in their specific room for personalized comfort.
* Intelligent Management: Advanced control systems enable remote access via smart devices, programmable scheduling, and automated fault diagnostics, streamlining operation and upkeep.
* Quiet, Precise Comfort: Engineered for smooth, quiet operation and exact temperature maintenance, the system creates an consistently comfortable and undisturbed indoor atmosphere.




Space Saving: Multi-split systems require fewer outdoor units, occupying less space, making them suitable for buildings with limited space.
Easy Maintenance: The modular design of the system facilitates installation and maintenance, reducing maintenance costs.
Long Service Life: The system uses advanced technology and high-quality components, ensuring a long service life and stable, reliable operation.


Commercial Buildings: Such as office buildings, shopping malls, exhibition halls, etc., meeting the air conditioning needs of large areas and multiple rooms.
Hotels: Providing independently controlled air conditioning systems to enhance guest comfort.
Residential Buildings: Suitable for large residences, providing efficient and energy-saving air conditioning solutions.
Development Trends
With continuous technological advancements, multi-split systems will continue to develop in terms of energy saving, environmental protection, and intelligence. The future will place greater emphasis on user experience and intelligent system management.
Through the above introduction, we hope you have gained a more comprehensive understanding of multi-split systems. If you have any further questions or needs, please feel free to contact us.




















Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1+ set: US $1000 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this system central air conditioner?
The standard minimum order quantity is 1 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a Negotiated based on projects warranty. Spare parts and technical support remain available after the warranty period.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Shandong GRAD Group Co., Ltd., based in China. The company 20 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Shandong GRAD Group Co., Ltd. range on HVACR Nexus.
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