SFJEC5000473MX1

Overview

The Knowles Syfer SFJEC5000473MX1 is an axial lead EMI feedthrough capacitor designed for high-frequency noise suppression. It features a capacitance of 47 nF with a ±20% tolerance and an X7R dielectric material. The component is rated for a maximum DC voltage of 500 VDC and supports a maximum DC current of 10 A. It operates within a temperature range of -55°C to +125°C. The unit utilizes a threaded panel mount configuration with M6 thread size, ensuring secure mechanical installation in shielded enclosures.

Feature Summary

• Provides effective electromagnetic interference attenuation through dedicated feedthrough architecture
• Supports high direct current loads suitable for power line filtering applications
• Ensures reliable performance across extended industrial temperature ranges

Applications

• Shielded electronic enclosure noise suppression
• Power supply input filtering
• Industrial control system signal conditioning

Procurement Notes

Verify the specific package variant and termination style against the official datasheet before ordering. Confirm that the M6 threading matches the mounting hardware requirements. Ensure the 500V rating and 10A current capacity align with the circuit design specifications. Check for any recent product change notifications or end-of-life notices from the manufacturer.

Selection Notes

Select this component when a robust, threaded-panel-mount solution is required for high-current EMI filtering. The axial lead design facilitates easy integration into existing chassis penetrations. Consider the physical dimensions and thread pitch to ensure compatibility with available mounting panels. Verify that the X7R temperature stability meets the operational environment requirements.

Part Context

This part belongs to the SFJE series of feedthrough capacitors from Knowles Syfer. The series is engineered for demanding environments requiring high reliability and significant noise reduction capabilities. These components are commonly used in aerospace, military, and industrial sectors where stringent electromagnetic compatibility standards must be met.

Replacement Considerations

Consult the official replacement matrix for verified substitutes. Ensure any alternative part maintains the same capacitance, voltage rating, current handling, and mechanical mounting interface.