Overview
The Rittal SK 3161 outlet filter is a precision-engineered filtration solution for industrial enclosures and control cabinets. Part of Rittal’s proven SK series, this unit removes airborne dust and contaminants to maintain enclosure temperature regulation and protect sensitive electrical components. The SK 3161 is commonly used in manufacturing, automation, and power distribution environments where climate control and equipment protection are critical.
Key Features
- Outlet filter design for enclosure exhaust air filtration
- IP 54 protection category as standard
- Compatible with Rittal fan-and-filter systems and TopTherm climate control products
- Compact mounting for standard enclosure cut-outs
- Tool-free installation on many Rittal enclosures
- Extended fan service life through dust removal
Technical Specifications
- Product Type: Outlet Air Filter Unit
- Series: Rittal SK (TopTherm)
- Protection Category: IP 54 standard
- Application: Enclosure exhaust filtration
- Filter Material: Fiber filter mat (standard); optional pleated filters available
- Mounting: Direct enclosure surface mount
- Shipping Dimensions: 10″ L × 10″ W × 3″ H
- Weight: 3 lbs
- Filter Replacement: Regular intervals depending on contamination levels
Typical Applications
- Control cabinet climate control and cooling
- Manufacturing and processing equipment enclosures
- Electrical distribution and power control panels
- Industrial automation and motion control systems
- Dusty or contaminated environments requiring enhanced protection
- Food processing facilities (with hose-proof hood option)
Compatibility & Replacements
Compatible With
- Rittal TopTherm fan-and-filter systems
- Rittal SK series cooling fans and filter fans
- Standard enclosure mounting surfaces
- Rittal climate control ecosystems
- Industrial control cabinets requiring filtration
Replaces / Drop-In Replacement For
- Older Rittal outlet filter units (verify model compatibility with system integrator)
- Direct replacement for SK 3161 1S (variant designation)
Works With
- Rittal fan-and-filter unit configurations
- Standard industrial enclosure cooling systems
- Climate control monitoring and management systems
- Enclosures with IP 54–56 protection requirements








