SK3245.900 Rittal Blue e+ EC fan-and-filter unit 1161 m³/h, 200 V-240 V, RAL 7035

Why Choose the Rittal SK 3245.900 Blue e+ Filter Fan?

The Rittal SK 3245.900 is a high-performance Blue e+ EC filter fan unit engineered for efficient cooling and ventilation of electrical enclosures. Designed for modern industrial and IT environments, it delivers powerful airflow while significantly reducing energy consumption through advanced EC motor technology.

This model operates on a 200–240 V AC supply and offers intelligent monitoring and control capabilities, making it ideal for Industry 4.0 applications. With built-in IoT connectivity and smart diagnostics, it supports predictive maintenance and improved system reliability.

With airflow performance ranging from 175 to 1,160 m³/h, the SK 3245.900 ensures consistent enclosure cooling, helping protect sensitive components and extend equipment lifespan.

Key Advantages

• High-efficiency EC filter fan technology for reduced energy consumption.
• Airflow up to 1,160 m³/h for demanding cooling applications.
• Integrated IoT functionality for monitoring and diagnostics.
• Stable airflow distribution via diagonal fan design.
• Tool-free installation and simplified maintenance.
• Improved pressure stability for consistent enclosure ventilation.

Key Features

• Rittal Blue e+ filter fan unit.
• Advanced electronically commutated (EC) motor.
• Supplied with pleated filter for enhanced airflow.
• Integrated 0–10 V / PWM control and ModBus interface.
• Filter maintenance indication and intelligent control features.
• Optimised louvre design for airflow and protection.
• Quick filter replacement via front access mechanism.

Technical Specifications

• Manufacturer: Rittal
• Series: Blue e+
• Model: SK 3245.900
• Product type: EC filter fan unit
• Airflow (free blowing): up to 1,161 m³/h
• Airflow (with outlet filter): approx. 969 m³/h
• Voltage: 200–240 V AC, single phase
• Frequency: 50 / 60 Hz
• Power consumption: approx. 173.5 W
• Current: approx. 1.38 A
• Protection rating: IP51–IP56 depending on configuration
• Dimensions (W × H × D): 323 × 323 × 161 mm
• Installation depth: approx. 141 mm
• Operating temperature: -25 °C to +55 °C
• Noise level: approx. 72 dB(A)
• Weight: approx. 4.04 kg

Smart Cooling for Industrial Enclosures

The SK 3245.900 uses diagonal fan technology to achieve even and stable airflow across enclosure components. This improves thermal performance and reduces hotspots, ensuring consistent operation in demanding environments.

Its integrated pleated filter improves airflow efficiency and reduces pressure drop compared to traditional filter mats, while also protecting internal components from dust and contaminants.

Typical Applications

• Industrial control panels and automation systems.
• Electrical enclosures and switchgear cabinets.
• Data cabinets and IT infrastructure.
• Manufacturing and processing environments.
• Telecommunications equipment enclosures.
• Energy and power distribution systems.

Trusted by Engineers Worldwide

Rittal Blue e+ filter fan units are widely trusted for delivering energy-efficient, intelligent and high-performance enclosure cooling across industrial and IT applications.