SK3239.300 Rittal Blue e+ outlet filter, RAL 7035

Why Choose the Rittal SK 3239.300 Filter Fan Unit?

The Rittal SK 3239.300 is a compact and efficient filter fan unit designed to provide reliable cooling and ventilation for electrical enclosures and control cabinets. Engineered for industrial environments, it ensures stable internal temperatures while protecting sensitive equipment from dust and airborne contaminants.

As part of the trusted Rittal TopTherm range, this unit delivers consistent airflow performance with low energy consumption. Its intelligent design allows quick installation and easy maintenance, making it an ideal solution for panel builders and automation engineers.

With its space-saving form factor and durable construction, the SK 3239.300 is perfectly suited for compact enclosures where efficient thermal management is essential for long-term system reliability.

Key Advantages

• Reliable cooling for electrical enclosures.
• Integrated filter system for dust protection.
• Fast tool-free installation for reduced downtime.
• Low energy consumption with efficient airflow.
• Improves equipment lifespan and operational stability.
• Compact design for space-limited applications.

Key Features

• Rittal TopTherm filter fan unit.
• Integrated replaceable filter mat.
• Optimised airflow for consistent cooling.
• Clip-in mounting system for quick installation.
• Tool-free servicing and maintenance.
• Robust plastic housing for industrial use.
• Compact footprint for efficient panel design.

Technical Specifications

• Manufacturer: Rittal
• Series: TopTherm Filter Fan
• Model: SK 3239.300
• Product type: Filter fan unit
• Airflow (unrestricted): approx. 35 m³/h
• Rated voltage: 115 V AC
• Frequency: 50 / 60 Hz
• Power consumption: approx. 12 W
• Protection rating: IP54 with filter
• Mounting type: Panel / enclosure mounting
• Cut-out dimensions: approx. 125 × 125 mm
• External dimensions: approx. 150 × 150 mm
• Material: Plastic housing
• Colour: RAL 7035

Efficient Cooling for Electrical Cabinets

The SK 3239.300 ensures effective air circulation within enclosures by drawing in cooler ambient air and expelling warm air. This prevents overheating and maintains safe operating conditions for electrical components.

The integrated filter mat helps prevent the ingress of dust and contaminants, making it suitable for industrial environments where reliability and cleanliness are critical.

Typical Applications

• Electrical control panels and switchgear.
• Automation and PLC enclosures.
• Machine building and OEM equipment.
• Industrial control systems.
• Telecommunications cabinets.
• General enclosure cooling applications.

Trusted by Panel Builders Worldwide

Rittal filter fan units are trusted by engineers and panel builders for delivering reliable enclosure cooling, protecting sensitive equipment and ensuring long-term industrial performance.