Product details
Product Description
The Friga-Bohn 3C-E 3143 E Cubic Unit Cooler is a compact and efficient evaporator designed for commercial cold rooms and refrigeration applications. It is equipped with 1 × 300 mm axial fan operating at 1350 rpm, delivering approx. 1190 m³/h airflow with an air throw of up to 14 meters, ensuring effective air distribution.
The unit features a high-efficiency heat exchanger built with internally grooved copper tubes and aluminium fins (4 mm spacing), making it suitable for medium temperature applications with improved heat transfer performance. It offers a heat exchange surface of 6.1 m², ensuring enhanced cooling efficiency compared to wider fin spacing models.
With compact dimensions (672 × 480 × 428 mm) and a net weight of 15 kg, the unit is easy to install and well-suited for small to medium cold room setups.
Operating on 230V / 1Ph / 50–60Hz, the unit delivers a cooling capacity of approximately 1.38 kW under standard conditions (R404A, -18°C room temperature). It is equipped with a built-in electric defrost system (1160 W) for efficient frost removal and reliable operation.
Key Features
- ✔ Compact cubic unit cooler design
- ✔ 1 × 300 mm axial fan
- ✔ Airflow: ~1190 m³/h
- ✔ Air throw: up to 14 m
- ✔ Copper tube & aluminium fin coil
- ✔ 4 mm fin spacing (high efficiency heat transfer)
- ✔ Heat exchange surface: 6.1 m²
- ✔ Lightweight and easy to install
- ✔ Built-in electric defrost system
- ✔ Reliable and low-noise operation
Technical Specifications
- Model: 3C-E 3143 E
- Fan: 1 × 300 mm
- Fan Speed: 1350 rpm
- Airflow: 1190 m³/h
- Air Throw: 14 m
- Surface Area: 6.1 m²
- Fin Spacing: 4 mm
- Dimensions (L×D×H): 672 × 480 × 428 mm
- Net Weight: 15 kg
- Power Supply: 230V / 1Ph / 50–60Hz
Cooling Capacity
- Capacity: ~1.38 kW
- Conditions:
- Refrigerant: R404A
- Room Temp: -18°C
- DT1: 7K
Defrost Specifications
- Type: Electric defrost
- Defrost Power: 1160 W
- Defrost Current: 5.1 A
- Voltage: 230V / 1Ph / 50Hz
- Heaters: 3 + 1
Additional Details
- Connections (In/Out): 5/8″ – 5/8″
- Sound Level: ~31 dB(A) at 4 m
- Packed Weight: 19 kg
FAQs
FAQs
Q1: What is the difference between the 3C-E 3143 E and C models?
The E model features 4 mm fin spacing, which provides better heat transfer efficiency, while the C model has 6 mm fin spacing, making it more suitable for low-temperature applications with improved frost control.
Q2: What applications is this unit suitable for?
This unit is ideal for commercial cold rooms and medium-temperature refrigeration applications.
Q3: What is the airflow performance?
It delivers approximately 1190 m³/h airflow with an air throw of up to 14 meters.
Q4: What is the cooling capacity?
The unit provides approximately 1.38 kW cooling capacity under standard conditions.
Q5: Is a defrost system included?
Yes, the unit comes with a built-in electric defrost system (1160 W).
Q6: Is installation easy?
Yes, the compact size and lightweight design make installation quick and easy.


