FN2090-12-08

Overview

The Schaffner FN2090-12-08 is a single-phase, two-stage EMI power line filter designed for chassis mounting. It supports a rated voltage of 250 VAC and a continuous current of 12 A. The component operates within a frequency range of 0 Hz to 400 Hz. Electrical specifications include a leakage current of 610 uA. Physical dimensions are 64.8 mm in length, 49.8 mm in width, and 30.3 mm in height. The unit weighs 191 g and utilizes threaded stud connections with M4 posts for both input and output terminals.

Feature Summary

• Two-stage filtering architecture for enhanced electromagnetic interference suppression
• Threaded stud terminal configuration for secure mechanical and electrical connection
• Chassis mount design optimized for integration into equipment enclosures

Applications

• Power supply units requiring EMI mitigation
• Battery charging systems
• Portable electronic devices
• Energy-efficient industrial systems

Procurement Notes

Verify the specific part number FN2090-12-08 against official TE Connectivity / Schaffner documentation to confirm terminal type and current ratings. Ensure compatibility with chassis mounting requirements and thermal management needs. Cross-reference datasheet specifications for leakage current and operating temperature limits before procurement.

Selection Notes

Select this component for applications requiring single-phase filtering at 12 A. Verify that the threaded stud interface matches existing assembly hardware. Confirm that the 250 VAC rating aligns with system voltage. Check physical dimensions against available enclosure space. Ensure the operating temperature range meets environmental conditions.

Part Context

This component belongs to the FN2090 series of very high-performance filters from Schaffner EMC Inc., now part of TE Connectivity. The series offers multi-stage filtering solutions for various current ratings. The FN2090-12-08 specifically addresses mid-range current applications with robust chassis-mount capabilities.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer documentation for direct replacements or updated series equivalents.