The Rittal SK3181.125 is a pleated filter element designed for use with Rittal fan-and-filter units and outlet filters in the 3239.xxx series. Manufactured by Rittal, this replacement filter accessory helps maintain enclosure protection and ventilation performance by filtering airborne dust and contaminants while allowing efficient airflow through the cooling system.
Designed for industrial enclosure climate control applications, the pleated filter provides improved filtration performance compared with standard filter mats, helping protect sensitive electrical and automation components installed inside control cabinets. Regular filter replacement supports reliable cooling operation and helps maintain the required enclosure protection level.
With dimensions of 167 mm × 167 mm × 21 mm and designed for IP55 fan-and-filter unit and outlet filter applications, the Rittal SK3181.125 is suitable for industrial electrical enclosures requiring dependable filtration and climate control performance.
Key Advantages
High-performance pleated filter for Rittal fan-and-filter units.
Designed for compatible Rittal 3239.xxx fan-and-filter units and outlet filters.
Supports IP55 enclosure protection requirements when correctly installed.
Improves filtration of airborne dust and contaminants.
Helps maintain efficient airflow and cooling performance.
Easy replacement accessory for enclosure climate control systems.
Key Features
Rittal SK pleated filter series.
Filter type: Pleated filter.
Height: 167 mm.
Width: 167 mm.
Depth: 21 mm.
Designed for fan-and-filter units and outlet filters.
Compatible with Rittal 3239.xxx series ventilation products.
Suitable for industrial electrical enclosure applications.
Reliable Filtration for Industrial Enclosure Cooling
Effective filtration is essential for maintaining reliable enclosure cooling while protecting electrical components from environmental contamination. The Rittal SK3181.125 pleated filter helps maintain clean airflow through ventilation systems, supporting stable operating conditions inside industrial cabinets.
As part of the Rittal SK climate control accessory range, this filter provides a dependable replacement solution for engineers and panel builders maintaining fan-and-filter units and outlet filters in demanding industrial environments.
Typical Applications
Industrial electrical control cabinets.
Automation and machine building enclosures.
PLC and control system panels.
Electrical distribution cabinets.
Manufacturing equipment housings.
Industrial enclosure ventilation systems.
Technical Specifications
Manufacturer
Rittal
Series
SK Pleated Filters
Model
SK3181.125
Product type
Pleated filter
Application
Fan-and-filter units and outlet filters
Compatible series
Rittal 3239.xxx
Protection rating
IP55 applications
Height
167 mm
Width
167 mm
Depth
21 mm
Mounting type
Replacement filter element
Frequently Asked Questions
What is the Rittal SK3181.125 used for?
The SK3181.125 is a pleated replacement filter used in Rittal fan-and-filter units and outlet filters to maintain clean airflow and enclosure protection.
Which Rittal units use the SK3181.125 filter?
The SK3181.125 is designed for use with compatible Rittal 3239.xxx fan-and-filter units and outlet filters.
What are the dimensions of the SK3181.125?
The filter has dimensions of 167 mm × 167 mm × 21 mm.
What protection level is this filter associated with?
The SK3181.125 is designed for use in IP55 fan-and-filter unit and outlet filter applications.
Why should enclosure filters be replaced?
Replacing filters helps maintain airflow efficiency, cooling performance and protection of electrical components inside the enclosure.
Trusted by Control Panel Builders Worldwide
Rittal climate control accessories are trusted by engineers and panel builders worldwide to maintain reliable ventilation, filtration and protection for industrial electrical systems.
Manufacturer
Rittal
Series
SK Pleated Filters
Model
SK3181.125
Product type
Pleated filter
Application
Fan-and-filter units and outlet filters
Compatible series
Rittal 3239.xxx
Protection rating
IP55 applications
Height
167 mm
Width
167 mm
Depth
21 mm
Mounting type
Replacement filter element
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...