Unit Coolers

High-Efficiency Unit Coolers for commercial and industrial refrigeration

ThermoKey designs and manufactures tailor-made unit coolers for a wide range of commercial and industrial refrigeration needs, including cold rooms, processing areas, and temperature-controlled warehouses.

With over 30 years of experience, we deliver energy-efficient, low-noise, and high-performance cooling solutions for both medium- and low-temperature applications. Our unit coolers are compatible with natural refrigerants such as CO₂ and NH₃, and are also available in AISI 304/316 stainless steel to meet the most demanding hygiene and durability requirements.

Our customizable product range includes:

Low-noise, ideal for food processing areas and workplaces
Hygienic, inspectionable stainless steel for easy cleaning and long-term corrosion resistance
Efficient defrosting systems to ensure consistent thermal performance
Blast freezer units for rapid product freezing and quality preservation

Thanks to a flexible production process, ThermoKey is able to meet specific project requirements, supporting sustainable and resilient refrigeration across the food, logistics, and industrial sectors.

Process Dual Flow Unit Cooler

Process Dual Flow Unit Coolers are equipped with top-mounted fans to ensure uniform air distribution in food processing environments. Their design significantly improves comfort in working zones, minimizing air drafts and reducing sound levels, while ensuring reliable cooling performance. process dualflow unit cooler ThermoKey process dualflow unit cooler. To prevent heat from being lost and flowing towards the cold room during the defrosting stage and to prevent, while the unit cooler...

Hen Unit Coolers

Hen Unit Coolers are engineered for the optimal preservation of potatoes and other vegetables stored in bulk. Their airflow design helps prevent moisture accumulation and ensures a consistent microclimate in the storage area, reducing the risk of spoilage and product degradation. Area of use: Potato and vegetables storage Performance range: Capacity from 40 to 143 kW (R404A, Te = -5 °C, T1= 0 °C, RH = 90%) Fans: Diameter Ø 800 high prevalence with differents ESP value Benefits: ...

Radial Unit Coolers

Radial Unit Coolers are designed for cold rooms where personnel is frequently present and high external static pressure (ESP) is required. Capable of delivering up to 150 Pa, these units are ideal for systems with textile ducts or advanced defrost applications, maintaining quiet operation and energy efficiency. Area of use: Air ducting Performance range: Direct Expansion operation: capacity from 10 to 115 kW (R404A, Te= 2° C, T1= 12° C, RH = 75%) Brine Operation: capacity from 7 to...

Fruit Coolers

Fruit Coolers are tailored for use in medium to large cold rooms dedicated to fruit and vegetable storage. Their airflow and coil configuration help maintain consistent temperatures and humidity levels, extending product freshness and minimizing waste. Area of use: Cold rooms specific for the preservation of fruit and vegetables Performance range: Capacity from 21 to 50 kW (R404A, Te = -8 °C, T1= 0 °C, RH = 85%) Fans: Diameter Ø 400 and 450 mm Benefits: Modular design, 3-6 fans ...

Blast Freezer Unit Coolers

Blast Freezer Unit Coolers are designed for applications requiring fast temperature reduction, such as in the meat, fish, or ready-meal industries. These models ensure rapid freezing cycles, helping to preserve food texture, nutritional value, and safety. Area of use: Cold rooms specific for either product cooling or fast freezing Performance range: Capacity from 14 to 107 kW (Te = -40 °C, T1 = -35 °C, RH = 90%) Fans: Diameter Ø 630 mm Benefits: External static 100 Pa pressure...

Industrial Dual Flow Unit Coolers

Industrial Dual Flow Unit Coolers combine robust cooling capacity with optimized airflow distribution, making them ideal for large cold rooms, processing facilities, and refrigerated warehouses. The dual flow configuration ensures low air speed and enhanced working comfort. Area of use: Medium and large cold rooms and large refrigerated warehouses to preserve fresh or frozen products Medium and large processing rooms Performance range: Direct Expansion operation: capacity up to 115...

Industrial Unit Coolers

ThermoKey’s Industrial Unit Coolers are engineered for high-volume cold storage applications, including frozen and fresh goods preservation, as well as aging rooms. These units are known for their reliability, customizable configurations, and high thermal efficiency. Area of use: Medium and large storage cold rooms or refrigerated warehouses, for the preservation of fresh and frozen products, for aging process, for long time preservation in medium and large processing rooms....

Commercial Dual Flow Unit Coolers

Commercial Dual Flow Unit Coolers are ideal for compact cold rooms used in food processing or small-scale storage. Their design ensures effective cooling at low air speed, creating a comfortable environment for operators while maintaining product integrity. Area of use: Small and medium cold rooms to preserve fresh or frozen products Small and medium processing rooms Performance range: Capacity from 1,5 to 20 kW (R404A, Te = -8 °C, T1= 0 °C, RH = 85%) Fans: Mono-phase, Ø 350 mm...

Light Cubic Unit Coolers

Light Cubic Unit Coolers offer a space-saving solution for preserving food in small and medium-sized cold rooms. Despite their compact footprint, they ensure reliable and uniform cooling performance, with low noise emissions and flexible installation options. Area of use: Small and medium cold rooms to preserve fresh or frozen products Performance range: Direct Expansion operation: capacity from 1,44 to 47 kW (R404A, Te= -8° C, T1= 0° C, RH= 85%) Brine Operation: capacity from 1 to...