Why Choose the Finder 7F.21.8.230.5700 Reverse Flow Filter Fan?
The Finder 7F.21.8.230.5700 is a high-capacity reverse flow filter fan for industrial electrical cabinets and control panel enclosures, designed to provide effective exhaust ventilation and thermal management for electrical and electronic equipment. As part of the Finder 7F Series of enclosure cooling and ventilation products, this fan is developed for industrial automation engineers, electrical panel builders and OEM machine manufacturers requiring dependable airflow and protection against overheating.
Featuring a reverse airflow configuration, the Finder 7F.21.8.230.5700 extracts warm air from electrical enclosures, helping reduce internal temperatures and support reliable operation of sensitive electrical components. Its integrated synthetic fibre filter mat, robust housing and practical snap-in mounting arrangement make it suitable for industrial installations where effective ventilation, straightforward maintenance and long-term reliability are essential.
With a nominal operating voltage of 230 V AC at 50/60 Hz and a rated free-flow air volume of 700 m³/h, the Finder 7F.21.8.230.5700 is designed for larger electrical cabinets and industrial control enclosures requiring substantial ventilation capacity. Its Size 5 configuration, IP54 protection rating and compact panel-mounted construction provide a practical solution for industrial enclosure cooling applications.
Key Advantages
- High-capacity reverse flow filter fan designed for industrial electrical enclosures.
- 700 m³/h nominal free-flow air volume for effective ventilation of larger control cabinets.
- 230 V AC operating voltage compatible with standard industrial electrical supplies.
- Reverse airflow design helps extract warm air from electrical cabinets and automation enclosures.
- IP54 protection rating provides protection against harmful dust ingress and splashing water when correctly installed.
- NEMA Type 12 protection classification for suitable industrial enclosure applications.
- Replaceable synthetic fibre filter mat supports filtration and simplifies routine maintenance.
- Snap-in mounting system enables efficient installation into electrical cabinet walls.
- Robust construction designed for industrial control panel environments.
- High airflow capacity helps reduce heat accumulation around electrical and electronic components.
Key Features
- Finder 7F Series industrial enclosure ventilation system.
- Reverse flow exhaust fan configuration for removing warm air from electrical enclosures.
- 230 V AC nominal supply voltage.
- 50/60 Hz operating frequency.
- 700 m³/h nominal free-flow air volume.
- 110 W rated power consumption.
- Size 5 filter fan configuration for larger industrial enclosures.
- IP54 ingress protection rating in accordance with EN 60529.
- NEMA Type 12 protection classification.
- Replaceable synthetic fibre filter mat with progressive filtration construction.
- Approximately 80–90% filtration efficiency under specified filtration conditions.
- 291 × 291 mm nominal enclosure cut-out.
- Snap-in mounting for straightforward installation into cabinet walls.
- RAL 7035 light grey housing suitable for standard industrial electrical cabinets.
- Plastic housing construction designed for enclosure ventilation applications.
- Designed for indoor industrial electrical cabinets and automation systems.
Technical Specifications
- Manufacturer: Finder
- Series: 7F Series Filter Fans
- Model: 7F.21.8.230.5700
- Product type: Reverse flow filter fan / electrical enclosure exhaust fan
- Airflow configuration: Reverse flow / exhaust
- Nominal operating voltage: 230 V AC
- Supply frequency: 50/60 Hz
- Nominal free-flow air volume: 700 m³/h
- Rated power consumption: 110 W
- Fan size: Size 5
- Protection rating: IP54
- NEMA classification: Type 12
- Mounting type: Snap-in / enclosure wall mounting
- Enclosure cut-out: 291 × 291 mm nominal
- Dimensions (H × W × D): 320 × 320 × 141.2 mm
- Housing material: Plastic
- Housing colour: Light grey, RAL 7035
- Filter material: Synthetic fibre
- Filter construction: Progressive filtration structure
- Filter type: Replaceable filter mat
- Filtration efficiency: Approximately 80–90%
- Noise emission: 72 dB(A)
- Installation environment: Indoor industrial electrical enclosures
- Country of origin: Italy
Reliable High-Capacity Ventilation for Industrial Electrical Cabinets
Industrial electrical cabinets frequently contain heat-generating components such as variable frequency drives, programmable logic controllers, power supplies, contactors and industrial automation equipment. Excessive heat accumulation can reduce component efficiency, affect operational reliability and shorten equipment service life. The Finder 7F.21.8.230.5700 reverse flow filter fan helps manage these conditions by extracting warm air from the enclosure and supporting controlled ventilation.
Unlike standard intake filter fans, the Finder 7F.21 reverse flow configuration is designed to move air from inside the electrical cabinet towards the external environment. With a nominal free-flow capacity of 700 m³/h, this model is particularly suitable for larger industrial control panels where substantial airflow is required. When installed with appropriately sized filtered air inlets, the fan supports continuous air circulation and helps reduce temperature build-up around electrical components.
The integrated synthetic fibre filter mat supports filtration at the ventilation opening, while the IP54-rated construction helps protect the enclosure against dust ingress and splashing water when correctly installed. The filter can be replaced during routine maintenance, helping maintain ventilation performance without replacing the complete fan assembly.
The Finder 7F Series is designed for convenient integration into electrical cabinet walls. Its snap-in mounting arrangement reduces installation complexity, while the Size 5 housing provides the ventilation capacity required for demanding industrial automation and electrical distribution applications. Actual airflow through an enclosure will depend on filter condition, ventilation openings and system resistance.
Typical Applications
- Large industrial electrical control cabinets and distribution panels.
- PLC control panels and industrial automation enclosures.
- Variable frequency drive and motor control cabinets.
- Industrial switchgear and electrical distribution systems.
- Manufacturing machinery and automated production equipment.
- Packaging machinery and industrial processing systems.
- Textile machinery and production line control cabinets.
- Paper processing and ceramics manufacturing equipment.
- Industrial power supply and electronic equipment enclosures.
- OEM machine building and industrial equipment manufacturing.
- Electrical cabinets requiring high-capacity exhaust ventilation.
- Industrial enclosure cooling and thermal management systems.
