Inverter Condensing Unit Manufacturer and Supplier

Reliable inverter condensing units for cold room projects, distributors, installers, and OEM buyers.Save max 50% energy.
Get stable cooling, better part-load efficiency, lower noise, and flexible model selection for different cold storage applications.

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What is inverter condensing unit?

Inverter condensing unit uses variable-speed control to adjust compressor output based on the actual cooling load.
Instead of running at one fixed speed all the time, it changes capacity as room demand changes.

This helps the system keep room temperature more stable, reduce frequent start-stop cycles, and improve efficiency during part-load operation.
It works especially well in cold rooms with changing load, frequent door opening, day-night temperature swings, or strict temperature control needs.

Use Inverter Condensing Unit or Not?

Inverter condensing units work best in projects with changing load, long daily running hours, or higher temperature control requirements.
They do not fit every cold room project, so correct selection matters.

Suitable Applications	Why It Fits	Less Suitable Applications	Why It May Not Fit
Cold rooms with frequent door opening	Load changes often during the day, so inverter control helps the unit adjust faster	Projects with very stable load all day	A non-inverter unit may offer a simpler solution
Fresh produce storage	Better temperature stability helps protect product quality	Projects with very tight initial budget	The buyer may focus more on first cost than operating efficiency
Food processing rooms	Room load changes with workflow, people, and door traffic	Simple replacement jobs with limited control upgrade	The site may not support the full value of inverter control
Distribution and logistics cold rooms	The system often faces variable cooling demand	Remote areas with weak service support	Buyers may prefer simpler components and easier field service
Multi-purpose cold rooms	Different products and room use can create fluctuating demand	Small projects with short daily running time	Energy-saving return may not be strong enough
Projects with high electricity cost	Better part-load efficiency can improve operating cost	Buyers who want only the lowest purchase price	Product value may not match the buying target
Projects that require lower noise	Inverter operation can reduce noise under part-load conditions	Projects with fixed operating condition and simple control target	The system may not need variable capacity control
Projects that need tighter temperature control	The unit can adjust capacity more smoothly	Sites with unstable power quality and no proper protection plan	The project may need extra electrical review before selection

Inverter Condensing Unit Series

Choose the right inverter condensing unit series by room temperature, cooling load, ambient condition, refrigerant, and project type.
A correct selection helps you balance temperature stability, energy performance, installation cost, and long-term service support.

High Temp Inverter Unit

For applications that need stable cooling in the 0°C to +15°C range.

Model	HP	Room Temp	Refrigerant	Power Supply	Key Advantage	Suitable For
SWICDU2H	2HP	+5°C to +15°C	R290/R404A	220V/1Ph/50/60Hz	Compact size, low noise	Beverage room, flower room
SWICDU3H	3HP	+2°C to +12°C	R290/R404A	220V/1Ph/50/60Hz	Stable temperature control	Fresh food room, dairy room
SWICDU5H	5HP	0°C to +10°C	R290/R404A	380V/3Ph/50/60Hz	Better part-load efficiency	Produce room, food prep room
SWICDU8H	8HP	0°C to +10°C	R290/R404A	380V/3Ph/50/60Hz	Stronger cooling for larger rooms	Processing room, commercial storage
SWICDU10H	10HP	0°C to +8°C	R290/R404A	380V/3Ph/50/60Hz	Good for long daily operation	Large fresh storage projects

Basic Parameters

Room temperature: 0°C to +15°C
Compressor range: 2HP to 10HP
Refrigerant: R134a / R404A
Power supply: 220V/1Ph/50Hz, 380V/3Ph/50Hz
Application: beverage, dairy, produce, flower, processing room

Find the right inverter condensing unit for your project

By Room Temperature

Chiller Room: 0°C to +10°C, for produce, dairy, beverages, and fresh storage
Freezer Room: -18°C to -15°C, for frozen food, meat, and seafood
Deep Freezer Room: -25°C to -35°C, for deep frozen products and long-term low-temperature storage

By Cooling Method

Air-Cooled: easy installation, practical for most standard cold room projects
Water-Cooled: better fit for hot climates and indoor machine rooms
Evaporative Type: stronger heat rejection for larger and more demanding projects

By Structure

Open Type: easier service access for project installations
Box Type: compact cabinet design for outdoor use and better protection
Compact Outdoor Type: space-saving layout for standard cold room applications

By Refrigerant

R404A: for many low-temperature and replacement applications
R448A / R449A: for compliance-focused and retrofit projects
Other Options: available for selected markets and project needs

By Buyer Type

For Distributors: standard models, OEM branding, spare parts planning
For Installers: easier matching, wiring, and commissioning
For Contractors: flexible project configuration and technical support
For OEM Buyers: stable specification, customized labeling, and repeat production

Excellent Energy-Save Condensing Unit

Inverter condensing unit can save max 50% energy and cooling time, most suitable for voltage un-stable area, never damage compressor

Inverter Condensing Unit Board

Custom Display Board

Superior Inverter Drive Board

Custom Inverter Main Board

Sight Glass

Filter Dryer

Oil Separator

Danfoss TXV Valve

Our Inverter Condensing Unit Unique Features

Design	Values
High efficiency oil separator and precise oil return capillary	Reduce the amount of compressor refrigerant oil entering the refrigeration system in-order-to improve refrigeration efficiency, avoid oil-deficient operation, ensure lifetime of compressor and protect compressor safety
Dual electronic expansion valve	Fast adjustment response, precise storage temperature control, and high temperature protection to ensure compressor optimal operating state
Gas-Liquid Separator	Avoid liquid refrigerant entering the compression chamber and damage compressor when the ambient temperature and cold storage temperature are low
High-precision sensor	Adapt different working conditions of high or low temperature or different items stored, with temperature control accuracy of ±0.5℃
High and low pressure sensor	Monitor compressor operation to effectively avoid compressor overload while ensuring the optimal compressor and refrigeration status under any conditions, and adaptively adjust the compressor and motor speed operating parameters according to the refrigerant evaporation efficiency
CFD air duct design 480㎜ diameter fan	Low noise, large air volume, high heat exchange efficiency
Brushless DC Motor with Stepless Speed Control	More energy-saving, more precise load control of the inverter unit, automatic adjustment of the speed according to load demand to ensure optimal condensing efficiency and increase cooling capacity
Display board can customize your company information	Customize the information based on your demand, help customers improve their market visibility, and make potential customers easier to find your company information
Special low back pressure (LBP) low temperature inverter compressor	High compression ratio can ensure durability, and guarantee the whole unit durable and stable under high ambient temperature and low storage temperature or low ambient temperature and low storage temperature conditions
Diaphragm single-way check valve design	When cold room reaches the set temperature, prevent refrigerant in the condenser flowing back into compressor and causing liquid slug to damage the compressor when it starts again

Our Inverter Unit Application

Our inverter condensing units fit a wide range of cold room projects:

Fruit and vegetable cold rooms, where stable temperature helps preserve freshness.
Meat and seafood storage, where reliable cooling performance supports product safety.
Dairy and beverage rooms, where load can change during daily operation.
Food processing rooms, where door opening and work flow often create fluctuating load.
Pharma and chemical storage, where users need tighter control and stable operation.
Cold chain logistics and distribution centers, where the system often faces changing room demand.

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