FN2090B-20-06

Overview

The Schaffner FN2090B-20-06 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 20 A. The device operates within a frequency range of 0 Hz to 400 Hz and features faston terminals for electrical connection. Certified by UL, CSA, and IEC/EN standards, it functions reliably between -25°C and +100°C. Key specifications include a leakage current of 930 µA and physical dimensions of 94 mm in length, 56 mm in width, and 45.4 mm in height.

Feature Summary

• Two-stage filtering architecture for enhanced electromagnetic interference suppression
• Chassis mount design with faston terminal connections for secure installation
• Compliance with major international safety certifications including UL, CSA, and IEC/EN

Applications

• Industrial machinery power input stages
• Medical equipment power supplies
• Information technology hardware systems

Procurement Notes

Verify the specific part number against official TE Connectivity / Schaffner documentation to confirm compatibility with system requirements. Ensure that the chassis mounting style and faston terminal type align with the intended enclosure design. Cross-reference certification marks such as UL and CSA with local regulatory mandates before finalizing procurement decisions.

Selection Notes

Select this component when a single-phase filter capable of handling 20 A at 250 VAC is required. The two-stage design provides superior attenuation compared to single-stage alternatives. Consider the chassis mount configuration and faston termination when evaluating spatial constraints and wiring methods within the target application environment.

Part Context

This model belongs to the FN2090 series of AC/DC chassis filters manufactured by TE Connectivity / Schaffner. The series offers various current ratings and mounting options to suit different power conditioning needs. The FN2090B-20-06 specifically addresses high-current applications requiring robust EMI protection in industrial and commercial settings.

Replacement Considerations

Consult official manufacturer substitution guides for verified alternative part numbers. Do not assume cross-compatibility with other series without confirming electrical parameters and mechanical fit.