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Custom Monoblock Refrigeration Unit Manufacturer and Supplier in China

We fabricate 0.5~5.0HP monoblock refrigeration unit (both inverter and non-inverter) with better price. Meanwhile provide design, installation, commissioning, maintenance, technical support and one-stop solution for your project,  contact us Now !

Custom Monoblock Refrigeration Unit Manufacturer and Supplier in China

We fabricate 0.5~3.5HP monoblock refrigeration unit (both inverter and non-inverter) with better price. Meanwhile provide design, installation, commissioning, maintenance, technical support and one-stop solution for your project,  contact us Now !

Monoblock Refrigeration Unit

Monoblock refrigeration unit (one kind of self-contained refrigeration unit) is an integrated refrigeration system that offers a compact and integral solution for cooling and freezing applications. It combines multiple components, including the compressor, condenser, evaporator, and controls, into a single unit. These components work together to circulate refrigerant and release heat from the refrigerated space, thereby maintaining the set temperature.

Monoblock refrigeration unit has two installation types: wall mounted and top mounted. Wall mounted unit used for no top space area, top mounted unit is opposite.

Monoblock refrigeration unit

Monoblock refrigeration unit commonly used in various applications, such as commercial refrigeration, food storage, cold chain transportation, cold rooms, walk-in coolers, freezer rooms, and specialized applications. In future, monoblock refrigeration units are expected to continue evolving with advanced technologies, providing even greater efficiency and sustainability.

“Speedway” fabricate high-level monoblock refrigeration unit 0.5-3.5hp with good features: Easy installation, compact design, energy efficiency, and low maintenance requirements.

Monoblock unit -01

Our monoblock refrigeration unit can cool the room faster, make the system stable, and energy saving (20~45%) !

Our Partnership

Panasonic fan motor
tecumseh compressor
Maneurop Compressor
bitzer logo


Monoblock refrigeration unit can store seafood, flower, fruit, ice cream, meat, medicine, vaccine, wine, also can be used in supermarket, cold chain, walk-in cooler and freezer. Meanwhile, used for the production, storage and logistics of agricultural products, precise components and other commodities which needed a constant temperature environment.

Shrimp cold storage


flower storage


Supermarket 2


Ice cream quality

Ice Cream

Fruits can't mix in cold storage


Cold Chain Transportation

Cold Chain

Vaccine cold room


wine storage


How to Count Refrigeration Unit Cooling Capacity?

Want to Calculate the Monoblock Refrigeration Unit Cooling Capacity and Cold Room Cost for Your Project?

No worry, our cooling capacity tonnage calculator will help you !

How to Make Monoblock Refrigeration Unit?

#1.Design and Engineering

The production process begins with the design and engineering phase. Engineers and designers develop detailed plans and specifications for the monoblock refrigeration unit, taking into account factors such as cooling capacity, dimensions, energy efficiency, and component compatibility. And often use advanced computer-aided design (CAD) software to create accurate 3D models and technical drawings.

Monoblock-Design and Engineering 1
Component purchase

#2.Component Procurement

Once the design is finalized, should start procuring the necessary components for the monoblock refrigeration unit. This includes the compressor, condenser, evaporator, expansion valve, fan motor, control panel, and various other electrical and mechanical components. It is crucial to source high-quality components from trusted suppliers to ensure the reliability and performance of the final product.

#3.Assembly of Components

The assembly process begins by mounting the compressor onto a sturdy base within the unit’s casing. The condenser, evaporator, expansion valve, and copper coil are then positioned and connected according to the design specifications. You should carefully pay attention to ensuring proper alignment, secure connections, and appropriate insulation to maximize cooling efficiency and prevent refrigerant leaks.

Assembly-components 01
Electrical Wiring

#4.Electrical Wiring

Next step should carry out the electrical wiring of the monoblock refrigeration unit. This involves connecting the control panel, fan motor, compressor, and other electrical components using specialized wiring techniques. Operator must strictly follow safety measures, including proper grounding and insulation, to ensure reliable and safe operation.

#5.Refrigerant Charging

Once the components and electrical wiring are in place, should start to charging the refrigerant into the system. This requires precise measurement and careful handling of the refrigerant to achieve the correct charge according to the manufacturer’s specifications. The refrigerant used is typically chosen based on its performance characteristics and environmental impact considerations.

Refrigerant Charging
Quality Control and Testing

#6.Quality Control and Testing

Before the monoblock refrigeration unit is ready for shipment, must perform thoroughly quality control checks and testing. Each unit undergoes rigorous inspections to ensure proper functionality, efficient cooling performance, and adherence to safety standards. Performance tests are conducted to verify temperature control accuracy, cooling capacity, and power consumption.

#7.Packaging and Shipment

After passing quality control checks, the monoblock refrigeration units are carefully packaged to prevent damage during transportation. Must employ protective measures, such as cushioning materials and secure packaging to safeguard the units. They are then ready for shipment to the customers, ensuring they arrive in optimal condition.

Packaging and Shipment

How to Install the Monoblock Refrigeration Unit?


Front View

1) Refrigeration unit must be installed vertically to the ground, at least 500mm to the top obstable.There must be no shelter at the air intlet, and smooth ventilation.


Side View

2) Evaporator of refrigeration unit must be embeded into the wall without space, evaporator should be parallel to the ground without inclination. Condenser should be installed at least 800mm to the side obstacle.

Installation size


Monoblock Refrigeration Unit Part Dimension

Installation drawing

Installation Diagram

Component Photo

Monoblock Refrigeration Unit Components

Installation Picture 1

Installation Project-Outside

Installation Picture 2

Installation Project-Inside 

Installation Project-New Model

Installation Project-New Model

Monoblock Refrigeration Unit Parameter

Capacity 0.5HP
Cooling capacity810W1560W2560W3500W5720W9100W
Input Power756W1300W1925W1630W2700W3750W
Max Current6.8A8A9A10A15A18A
Compressor TypeRotaryRotaryRotaryRotaryRotaryRotary
Set Temperature-24 ~ 8°C-24 ~ 8°C-24 ~ 8°C-24 ~ 8°C-24 ~ 8°C-24 ~ 8°C
Refrigerant Weight1.5kg2.0kg2.2kg2.4kg3.5kg3.7kg
Net weight56Kg75Kg83Kg98Kg108Kg160Kg
Evaporating Temperature-35°C-35°C-35°C-35°C-35°C-35°C
Condensing Temperature54°C54°C54°C54°C54°C54°C
Cooling wayAir cooledAir cooledAir cooledAir cooledAir cooledAir cooled
Throttle WayElectronic expansion valveElectronic expansion valveElectronic expansion valveElectronic expansion valveElectronic expansion valveElectronic expansion valve
Electric DefrostYesYesYesYesYesYes
Cold room volume5~8 CBM11~15 CBM14~25 CBM33~43 CBM40~53 CBM55~76 CBM

Why Choose Our Monoblock Refrigeration Unit?

#1.World-Famous Compressor

Our monoblock refrigeration unit use Copeland/Bitzer/Danfoss/Sanyo compressor, known for its exceptional efficiency and durability, which deliver optimal cooling performance, ensuring precise temperature control and rapid cooling or freezing as per your requirements.

Copeland Compressor
Heavy Casing Monoblock Unit

#2.Heavy Casing

The unit is built with a robust and heavy casing, designed to withstand demanding environments and provide long-lasting protection. The sturdy casing enhances the unit’s durability, ensuring it can withstand the rigors of commercial use without compromising its performance.

#3.High-Quality Fan Motor

Our monoblock refrigeration unit features the high-quality fan motor, carefully selected for its reliable and efficient operation. The fan motor facilitates proper airflow within the unit, ensuring efficient heat transfer and consistent cooling throughout the refrigerated space. This contributes to maintaining optimal temperature levels and preserving the quality of stored products.

#4. Firm Copper Coil

The copper coil has excellent heat transfer properties and resistance to corrosion. The copper coil maximizes heat exchange efficiency, enabling quick and efficient cooling. It also enhances the longevity of the unit by minimizing the risk of refrigerant leaks and ensuring consistent performance over time.

High quality fan motor
Contact us for air conditioner

#5. After-sale Service

1) Technical Support

Our technical support team is available to assist customers with any inquiries or concerns they may have. Whether it’s troubleshooting issues, providing guidance on maintenance procedures, or offering expert advice, our team is dedicated to ensuring that our customers receive prompt and effective assistance.

2) Responsive Communication

We value open and transparent communication with our customers, max 18hrs will respond to inquiries, requests for information, or any other communication from our clients. 

3) Replacement Parts Availability

We maintain a stock replacement parts for our monoblock refrigeration units. By providing easy access to high-quality parts, we aim to minimize downtime and enable our customers to quickly restore the functionality of their units.

Additional Advantages

The FAQs

Frequently Asked Questions About Monoblock Refrigeration Unit

Unlike traditional refrigeration systems that have separate components, such as a remote compressor and condenser unit, monoblock refrigeration units combine all the necessary components into a single enclosure. This integrated design simplifies installation, reduces space requirements, and offers improved energy efficiency.

Speedway is committed to quality across all aspects of our business – our people, processes and products. We call this ‘the SPEEDWAY  standard’.

Yes, monoblock refrigeration units are designed to be energy-efficient. They incorporate advanced technologies, such as high-efficiency compressors, optimized heat exchangers, and smart controls, to minimize energy consumption and reduce operational costs, normally can  save 20-25% energy.

We welcome any sample order before big quantity purchase, that means 1pc is acceptable. For mass order quantity is 10pcs each model.

Yes, we offer customization options for monoblock refrigeration units. These can include modifications in dimensions, temperature ranges, shelving configurations, and additional features to meet specific customer needs and space constraints.

Regular maintenance tasks for monoblock refrigeration units include cleaning the condenser coils, checking and replacing filters, inspecting electrical connections, and ensuring proper airflow. We recommend to follow the manufacturer’s maintenance guidelines to keep the unit operating efficiently.

For details request please email us: 

We have own factory to produce the main refrigeration products, but we also do trading for other related products because we have resource to supply good quality and service.

Yes,we have 5 senior engineers, 13 professional r & D team, 65 professional production personnel.

The lifespan of a monoblock refrigeration unit can vary depending on factors such as usage, maintenance, and quality of components. On average, with proper care and maintenance, a well-built monoblock refrigeration unit can last 8~10 years or even longer.

Monoblock refrigeration units are designed to operate quietly. However, noise levels can vary depending on the specific unit and its installation. Proper installation, maintenance, and insulation can help minimize any noise produced during operation.

Monoblock refrigeration units often include safety features such as built-in pressure controls, temperature limit switches, and overload protection for the compressor. These features help prevent system malfunctions, maintain safe operating conditions, and protect the unit from potential damage.

Yes, monoblock refrigeration units can relocate if needed. Their compact and self-contained design allows for relatively easy relocation, making them a flexible solution for businesses that may need to re-arrange their refrigeration setups or move to a different location.

The choice of refrigerant may vary depending on the manufacturer and regional regulations. Common refrigerants used in monoblock refrigeration units included R-134a, R-404A, or R-290,etc. These refrigerants have good thermodynamic properties and low ozone depletion potential.

In some cases, monoblock refrigeration units can be integrated with existing systems, depending on compatibility and the specific requirements of the installation. However, it is important to consult with a professional technician or manufacturer to assess feasibility and ensure proper integration.

Yes, monoblock refrigeration units can be operated with renewable energy sources such as solar power or wind power. By connecting the unit to an appropriate renewable energy system or utilizing an inverter, company or government can reduce their carbon emission and achieve greater energy efficiency.

Yes, monoblock refrigeration units are designed to handle both cooling and freezing applications. They can be set to maintain a wide range of temperatures suitable for various products, making them versatile for different business needs.

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