Product details
Friga-Bohn Evaporator | 3C-E 3343 C | Commercial Unit Cooler
Product Description
The 3C-E 3343 C is a professional unit cooler that prioritizes wide air distribution.
- 3343: Indicates a triple-fan configuration (3 fans) using 300mm motors. This setup is specifically designed for rooms that are wide but shallow, ensuring air reaches all corners without requiring high-velocity air throw.
- C: Specifies the 4.0 mm fin spacing, which is the optimal standard for Positive Temperature (Chilled) storage. This spacing maximizes the heat transfer surface area.
In the UAE market, this model is frequently used for dairy walk-ins, beverage cold rooms, and fruit and vegetable storage. The triple-fan design is particularly effective in preventing “dead zones” in temperature, ensuring that sensitive products are kept at a precise and consistent cooling level throughout the day.
Key Features
- Triple-Fan Air Curtain: Three high-efficiency fans provide a wide air distribution pattern, ideal for maintaining uniform temperatures in wide cold room layouts.
- Optimized Chilled Storage Fin Spacing: The 4.0 mm fin spacing (C) ensures high thermal performance for positive temperature applications (+2°C to +12°C).
- High-Performance Coil: Built with internally grooved copper tubes and corrugated aluminum fins to ensure the highest rate of heat transfer and energy efficiency.
- Corrosion-Resistant Housing: The galvanized steel casing is finished with a white polyester powder coating, protecting it from moisture and the humid air found in coastal cities like Dubai.
- Service Accessibility: Designed for quick maintenance with easily removable side panels and a large drain pan, essential for meeting high hygiene standards.
Technical Specifications
| Specification | Details |
| Brand | Friga-Bohn (Lennox International) |
| Model | 3C-E 3343 C |
| Type | Cubic Unit Cooler (Evaporator) |
| Number of Fans | 3 x 300 mm |
| Fin Spacing | 4.0 mm (C Series – Chilled Storage) |
| Casing Material | White Polyester Coated Galvanized Steel |
| Refrigerant Compatibility | R404A, R448A, R449A, R134a, R452A |
| Application | Medium Temperature Storage (+2°C to +12°C) |
Frequently Asked Questions
- Q: Why choose three 300mm fans instead of two 400mm fans?
- A: Three fans provide a wider coverage area. If your cold room is shallow but very wide, the 3343 C will distribute air more evenly than a dual-fan unit with larger fans.
- Q: Does this model include electric defrost?
- A: No, this is the base “C” model designed for air defrost. If you operate near 0°C or have high humidity, the +E1U version (Electric Defrost) would be recommended.
- Q: Is it easy to install on a ceiling?
- A: Yes, Friga-Bohn units are designed with standardized mounting brackets and accessible connection points for quick professional installation.



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