Cooling tunnel for biscuit and chocolate production
Ensure consistent quality control in your confectionery production with precise cooling and conveying solutions designed to maintain product integrity and enhance operational efficiency.

Cools and Conveys Biscuits and Chocolates
The POWER PLUS Cooling Tunnel from Prefamac Chocolate Machines stands out for its customized design and ease of cleaning. With hinged bottom plates and a robust pearled stainless steel frame, it simplifies maintenance while ensuring durability. Designed for food, confectionery, and bakery industries, it efficiently cools biscuits, chocolates, waffles, and truffles through multiple cooling zones. The tunnel is fully customizable in length and width to match production speed and cooling requirements, ensuring seamless integration into existing lines. Its versatile cooling options include both air and water systems, with features like indirect radiation and dehumidification. The system supports automated operation with its PLC control and offers energy-saving solutions through optimized insulation. Prefamac also provides co-design support for personalized adjustments, ensuring the equipment meets specific production needs.
Benefits
- Streamlines production by efficiently cooling various products, reducing cycle time.
- Enhances product quality and shelf life with precise temperature control.
- Simplifies maintenance and cleaning with hinged bottom plates, minimizing downtime.
- Customizable design allows for seamless integration into existing production lines.
- Offers energy savings with optimized insulation and variable cooling options.
- Applications
- Truffles,Biscuits,Chocolates,Waffles
- End products
- Sugar waffles,Dark chocolate pralines,Shortbread biscuits,Chocolate-covered biscuits,Butter waffles,Chocolate cookies,Milk chocolate bars,Biscotti,Belgian waffles,Filled truffles
- Steps before
- Mixing,Transporting,Forming
- Steps after
- Packaging,Storage
- Input ingredients
- biscuits,chocolates,waffles,truffle,filling
- Output ingredients
- cooled biscuits,cooled chocolates,cooled waffles,cooled truffle,cooled filling
- Market info
- Prefamac is known for manufacturing high-quality chocolate processing equipment, including tempering, enrobing, and cooling machines. The company is recognized for innovative and custom-engineered solutions tailored to the confectionery industry, emphasizing precision, efficiency, and reliability.
- Cooling medium
- Air / Water
- Cooling temperature
- Entrance temp in °C
- Cooling Zones
- Multiple zones
- Conveyor Belt Width
- 620-1600 mm
- Tunnel Length
- Customizable
- Air Speed
- Adjustable
- Automation
- PLC-controlled
- Evaporators
- Separate,Digital Thermostat
- Belt Tensioning System
- Pneumatic
- Drive System
- Single or Double
- Material
- Pearled Stainless Steel
- Operating Voltage
- 220-240V / 380-420V
- Batch vs. continuous operation
- Customizable based on transport speed and cooling time
- Cleaning method
- Hinged bottom plates for easier cleaning
- Automation level
- Central control or PLC control
- Cooling zones configuration
- Multiple cooling zones with individual control
- Cooling system
- Air-cooled or water-cooled
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Chocolate type compatibility
- Real / Imitation / Both
- Product types
- Biscuits,Waffles,Fillings,Truffles
- Cooling tunnel length
- Customizable based on transport speed and cooling time
- Carpet width
- 620-820-900-1050-1200-1300-1400-1500-1600 mm
- Material of construction
- Pearled stainless steel
- Hood type
- Hinged,allows full opening
- Bottom plates
- Hinged plastic,removable or fixable
- Conveyor belt system
- Knife at both ends,belt and roll scrapers
- Drive type
- Single or double drive at the tunnel end
- Height adaptability
- Customizable height of activity
- Cooling zones
- Adjustable number and type of zones
- Evaporators
- Separate,each with digital thermostat
- Carpet width
- 620–1600 mm
- Cooling system type
- Air-cooled / Water-cooled
- Cooling method
- Convection / Radiation
- Evaporator configuration
- Separate evaporators for zones
- Frame material
- Pearled stainless steel
- Belt width options
- 400 to 1600 mm
- Belt drive
- Single or Double
- Height adaptability
- Customizable
- Control system
- Central control or PLC control