Product details
Friga-Bohn Evaporator | 3C-E 3143 E | Commercial Unit Cooler
Product Description
The 3C-E 3143 E is a professional-grade unit cooler that balances power with a small footprint.
- 3143: Indicates a single-fan configuration using a 300mm diameter fan, optimized for smaller cold room volumes where space is at a premium.
- E: Specifies the 6.0 mm fin spacing. This wider spacing (compared to the standard 4.0 mm) is ideal for applications where higher humidity is present or for rooms operating at the lower end of the positive temperature scale, as it delays frost buildup.
- Compact Cubic Design: The cubic shape allows for an optimized heat exchange surface within a compact frame, ensuring the unit doesn’t obstruct shelving or pallet space.
In the UAE market, particularly for neighborhood grocery stores and restaurant walk-in chillers, the 3C-E 3143 E is a popular choice. Its robust construction and efficient air throw ensure that even in high-ambient external temperatures, the internal cold room environment remains stable and food-safe.
Key Features
- Optimized Single Fan: Features a high-performance 300mm fan designed for low noise and steady airflow distribution.
- 6.0 mm Fin Spacing (E): Provides better resistance to icing than standard fin spacing, allowing for longer operational cycles between defrosts.
- High-Efficiency Coil: Built with internally grooved copper tubes and corrugated aluminum fins to ensure maximum heat transfer per square inch.
- Anti-Corrosive Casing: The galvanized steel body is coated with white polyester, protecting the unit from the corrosive effects of moisture and coastal air in cities like Dubai and Abu Dhabi.
- Easy Installation: Designed for ceiling mounting with accessible connection points, making it a favorite for refrigeration contractors.
Technical Specifications
| Specification | Details |
| Brand | Friga-Bohn (Lennox International) |
| Model | 3C-E 3143 E |
| Type | Cubic Unit Cooler (Evaporator) |
| Number of Fans | 1 x 300 mm |
| Fin Spacing | 6.0 mm (E Series – Versatile/Chilled) |
| Casing Material | White Polyester Coated Galvanized Steel |
| Refrigerant Compatibility | R404A, R448A, R449A, R134a, R452A |
| Application | Small Cold Rooms / Chilled Storage (+2°C to +12°C) |
Frequently Asked Questions
- Q: Is this unit suitable for a freezer?
- A: While the 6.0 mm spacing is better for moisture, for a dedicated freezer room (below 0°C), you would typically require the version with an electric defrost kit (+E1U).
- Q: What is the maximum room size for this model?
- A: This depends on the cooling load (product type and door openings), but it is generally suited for walk-in chillers up to 10-15 cubic meters.
- Q: Can the fan speed be controlled?
- A: Standard models are single-speed, but they can be used with compatible electronic controllers to manage airflow and energy consumption.


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