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Construction Fan 9 kW 400V – Robust & Efficient | Master
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Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master

Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
Professional Construction Fan 9 kW 400V 3-Phase with Thermostat IPX4, Master
324.80 €
Ex Tax: 259.84 €
Bulk discount
2 or more 314.65 €
This product is usually shipped within 1-2 business days after placing the order. The delivery time is typically 3-5 business days depending on the delivery address and the shipping company. The shipping cost is displayed at checkout before the order is submitted.

Quick Facts

  • Power: Two heat settings, 4.5 kW and 9 kW
  • Connection: 400V / 3-phase
  • Protection Class: IPX4, protected against water splashes
  • Regulation: Built-in thermostat for precise temperature control
  • Safety: Motor with thermal fuse and overheating thermostat
  • Construction: Durable metal casing with practical carrying handle
  • Usage: Fast and efficient heating of areas up to 33 m²

What is a professional construction fan and why should you choose it?

A professional construction fan from Master is a compact and reliable heat source designed for demanding environments. This model is a very efficient solution for temporary and rapid heating. It works by drawing in cold air, passing it through efficient heating elements, and then distributing it evenly throughout the room. The model has two power settings (4.5 kW and 9 kW) and a fan function that can be used separately for ventilation.

You should choose this construction fan for its robust construction and reliability. Manufactured in Italy from materials of a high standard, it guarantees long and fault-free operation. Safety features such as an overheating thermostat and a motor with a thermal fuse make it a secure choice for professional users.

Which environments is the product suitable for?

Thanks to its durable design and IPX4 rating, this construction fan is well-suited for a range of different work environments. It is an excellent choice for heating construction sites, workshops, warehouses, and garages. It also functions as part of complete garage setups where temporary heat is needed to create a comfortable working environment during cold periods. The built-in thermostat makes it easy to maintain a constant temperature, which is valuable in environments where temperature-sensitive materials are stored.

Technical Specifications

FeatureValue
ModelMaster B 3,3 EPB
Maximum heating power4.5 / 9 kW
Heating power (kcal/h)3,870 - 7,740
Recommended areaUp to 33 m²
Voltage / Frequency400 V / 3-phase / 50 Hz
Current13 A
Operating temperature5 - 35 °C
Thermostat controlYes, built-in
Protection classIPX4
Casing materialYellow metal casing
Safety featuresMotor with thermal fuse, overheating thermostat
Weight6.7 kg
Warranty12 months

Frequently Asked Questions (FAQ)

Can the fan run without heat?

Yes, the construction fan has a separate fan-only mode. This allows it to be used for air circulation and ventilation during warmer periods, increasing its year-round utility.

What type of electrical connection is required for this construction fan?

The product requires a 3-phase 400V connection and draws 13 A. It is important to ensure that the electrical system at the workplace can handle this load for safe and correct operation.

Is the construction fan safe to use in humid environments?

Yes, with an IPX4 protection class, the fan is protected against water splashes from all directions. This makes it safe to use in environments such as construction sites or workshops where some moisture may be present. The built-in safety features, such as overheating protection, further contribute to safe use.

Electric tools
Power kW 9
Power V 400

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Last updated: 2026-02-02