Why Choose the Pfannenberg FLH 400 230V AC Heater?
The Pfannenberg 17040010107 FLH 400 Heater is a reliable electrical enclosure fan heater designed to prevent condensation, low temperatures and humidity-related failures inside industrial control cabinets and electrical enclosures. As part of the proven Pfannenberg FLH heater series, this version includes an additional protective grille and provides efficient thermal protection for sensitive electrical and electronic components.
The FLH 400 combines a powerful heating element with an integrated fan that assists natural convection, ensuring rapid and even heat distribution throughout the electrical cabinet. This helps maintain stable enclosure conditions and reduces the risk of corrosion, electrical short circuits and component damage caused by condensation.
With a rated heating output of 400 W and a supply voltage of 230 V AC, the Pfannenberg FLH 400 is ideal for larger electrical cabinets requiring dependable temperature management. Its compact aluminium profile construction, DIN rail mounting capability and dimensions of 106 × 93 × 227 mm allow flexible installation in industrial automation applications.
Key Advantages
- Powerful fan-assisted enclosure heater for industrial control cabinets.
- 400 W heating output for effective cabinet temperature control.
- 230 V AC supply voltage suitable for industrial installations.
- Integrated fan provides fast and even heat distribution.
- Additional protective grille improves operational safety.
- Helps prevent condensation, corrosion and moisture-related failures.
- Suitable for larger electrical enclosures and automation systems.
Key Features
- Pfannenberg FLH 400 fan heater series.
- 400 W rated heating performance.
- 230 V AC rated voltage.
- Integrated fan-assisted heat circulation.
- Additional second protective grille.
- IP20 protection rating.
- Brightly anodised aluminium profile housing.
- Integrated snap fastening for 35 mm DIN rail mounting.
- Plug terminal connector for simple electrical connection.
- Suitable for use with thermostat or hygrostat control accessories.
Reliable Heating for Industrial Enclosures
Electrical enclosure heaters such as the Pfannenberg FLH 400 maintain stable internal cabinet conditions by preventing condensation caused by temperature fluctuations. This protects electrical components from moisture damage, corrosion and reduced operational reliability.
The FLH series is designed for industrial engineers, machine builders and automation specialists requiring dependable heating solutions for larger control cabinets. The integrated fan supports natural convection, providing efficient heat distribution throughout the enclosure.
Typical Applications
- Industrial control cabinets.
- Automation and machine building systems.
- Electrical distribution enclosures.
- PLC and control equipment cabinets.
- Outdoor electrical enclosures requiring condensation protection.
- Industrial installations exposed to temperature fluctuations.
