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SK3239.708 Rittal SK Blue E+ Fan-And-Filter Unit, 110/125 M³/H, 230 V, 1~, 50 Hz/60 Hz, WxHxD 204 X 204 X 105 mm, Ral 9005
Rittal SK3239.708 Blue e+ fan-and-filter unit providing 110/125 m³/h airflow from a 230 V single-phase 50/60 Hz supply in a compact 204 x 204 x 105 mm RAL 9005 housing.
£131.53
Why Choose the Rittal SK3239.708 Blue e+ Fan-and-Filter Unit?
The Rittal SK3239.708 is a high-performance Blue e+ fan-and-filter unit designed to provide reliable filtered ventilation for electrical enclosures, control cabinets and industrial automation equipment. Using Rittal's diagonal fan technology, the unit offers improved pressure stability and more consistent airflow, helping dissipate heat evenly throughout the enclosure.
Designed for a 230 V single-phase, 50/60 Hz supply, the SK3239.708 delivers an unimpeded airflow of 110 m³/h at 50 Hz and 125 m³/h at 60 Hz with the supplied pleated filter. The fan-and-filter unit is supplied complete and ready to install, with tool-free assembly and optimised detent hooks helping simplify installation into enclosure surfaces.
Measuring 204 × 204 × 105 mm and finished in RAL 9005 black, the SK3239.708 provides IP54 protection as standard with either a pleated or chopped-fibre filter. Its easily accessible louvred grille simplifies filter replacement, making the unit a practical cooling solution for industrial control panels requiring dependable airflow and straightforward maintenance.
Key Advantages
- High-performance Blue e+ filtered enclosure ventilation.
- Delivers 110 m³/h at 50 Hz and 125 m³/h at 60 Hz with the supplied pleated filter.
- Diagonal fan technology provides improved pressure stability and more consistent enclosure ventilation.
- Tool-free installation with optimised detent hooks for faster enclosure mounting.
- Easy filter replacement using the accessible opening mechanism in the louvred grille.
- IP54 protection as standard for dependable industrial operation.
- Compact 204 × 204 × 105 mm format for integration into electrical enclosures.
Key Features
- Rittal Blue e+ fan-and-filter unit.
- 230 V, 1~, 50/60 Hz rated operating voltage.
- 110/125 m³/h airflow with pleated filter at 50/60 Hz.
- 100/115 m³/h airflow with chopped-fibre filter at 50/60 Hz.
- Axial fan with shaded-pole motor and ball bearing.
- Supplied complete with pleated filter.
- RAL 9005 black plastic housing.
- Wall-mounted design with tool-free assembly.
Reliable Cooling for Industrial Enclosures
Fan-and-filter units provide an efficient method of removing excess heat from electrical enclosures when the surrounding air is sufficiently cool and clean. The Rittal SK3239.708 draws filtered ambient air into the enclosure, helping maintain suitable operating temperatures for PLCs, drives, power supplies and other heat-generating electrical components.
Rittal's diagonal fan technology improves pressure stability compared with conventional ventilation arrangements, helping maintain more consistent airflow when installed in an enclosure. Combined with the pleated filter supplied as standard, the Blue e+ design provides effective filtration and high airflow while allowing quick filter replacement during routine maintenance.
Typical Applications
- Industrial electrical control cabinets.
- PLC and automation enclosures.
- Machinery and production control panels.
- Variable speed drive and motor-control cabinets.
- Power distribution and electronic equipment enclosures.
- Manufacturing, processing and material-handling systems.
Technical Specifications
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| Device Type | Filter fan | |
|---|---|---|
| Coil / Supply Voltage | 230 V AC, 1-phase | |
| IP Rating | IP54 | |
| Voltage | 230 V AC | |
| Manufacturer | Rittal | |
| Series | SK Blue e+ | |
| Model | SK3239.708 | |
| Article number | 3239708 | |
| Product type | Fan-and-filter unit | |
| Design | Wall-mounted | |
| Rated operating voltage | 230 V AC, 1~ | |
| Frequency | 50/60 Hz | |
| Airflow with pleated filter | 110 m³/h at 50 Hz / 125 m³/h at 60 Hz | |
| Airflow with chopped-fibre filter | 100 m³/h at 50 Hz / 115 m³/h at 60 Hz | |
| Airflow with matching outlet filter and pleated filter | 92 m³/h at 50 Hz / 104 m³/h at 60 Hz | |
| Airflow with matching outlet filter and chopped-fibre filter | 75 m³/h at 50 Hz / 86 m³/h at 60 Hz | |
| Power consumption | 14.7 W at 50 Hz / 16.5 W at 60 Hz | |
| Rated current | 0.10 A at 50 Hz / 0.12 A at 60 Hz | |
| Fan type | Axial fan, shaded-pole motor | |
| Fan bearing | Ball bearing | |
| NEMA protection | Type 12 with pleated or chopped-fibre filter | |
| Pre-fuse | 2 A | |
| Operating temperature | -15 to +55 °C | |
| Storage temperature | -30 to +70 °C | |
| Noise level | 51 dB(A) at 50 Hz / 54 dB(A) at 60 Hz | |
| Width | 204 mm | |
| Height | 204 mm | |
| Depth | 105 mm | |
| Installation depth | 84 mm | |
| Mounting cut-out | 177 × 177 mm | |
| Colour | RAL 9005 black | |
| Net weight | 0.92 kg | |
| Pack quantity | 1 piece | |
| EAN | 4028177998209 |
Frequently Asked Questions
What is the Rittal SK3239.708 used for?
The SK3239.708 provides filtered forced-air ventilation for electrical enclosures and control cabinets, helping remove excess heat while reducing the ingress of airborne contamination.
What airflow does the Rittal SK3239.708 provide?
With its supplied pleated filter, the unit provides an unimpeded airflow of 110 m³/h at 50 Hz and 125 m³/h at 60 Hz.
What supply voltage does the SK3239.708 require?
The fan-and-filter unit operates from a 230 V AC single-phase supply at 50/60 Hz.
What protection rating does the Rittal SK3239.708 provide?
The unit provides IP54 protection with its pleated or chopped-fibre filter. Protection can be increased to IP55 with a pleated filter and absorber mat, or IP56 when used with a compatible hose-proof hood.
What size mounting cut-out is required?
The Rittal SK3239.708 requires a 177 × 177 mm mounting cut-out and is designed for fast, tool-free installation into suitable enclosure surfaces.
Trusted by Industrial Enclosure Professionals
Rittal Blue e+ fan-and-filter units combine dependable filtered ventilation, straightforward installation and efficient enclosure cooling, making them a practical choice for control panels, machinery and industrial automation systems.
