FN7661-32-M4

Overview

The Schaffner FN7661-32-M4 is a DC feedthrough capacitor designed for electromagnetic interference suppression. It features an M4 threaded terminal and supports a maximum DC current of 63 A with a capacitance of 470 nF. The component operates within a temperature range of -40°C to +100°C and has a voltage rating of 300 VAC. Its physical dimensions are 173 mm in length, with a diameter and height of 32 mm each. The unit weighs 250 g and utilizes Y4 circuit topology.

Feature Summary

• Provides high-capacitance EMI filtering via a single-feedthrough design
• Utilizes robust M4 threaded terminal for secure mechanical mounting
• Engineered for stable operation across wide industrial temperature ranges

Applications

• Computer server power distribution units
• Medical equipment power supplies
• Industrial DC power systems

Procurement Notes

Verify the specific part number against official TE Connectivity or Schaffner documentation to confirm compatibility with your system requirements. Ensure that the M4 thread size and 63 A current rating align with your design specifications before procurement. Cross-reference the datasheet for any recent product change notifications or updates regarding RoHS compliance status.

Selection Notes

Select this component when high capacitance is required for DC line filtering in compact spaces. The M4 terminal offers a balance between mechanical strength and installation ease. Consider the 300 VAC rating and 470 nF capacitance for effective noise suppression in sensitive electronic environments requiring reliable EMI performance.

Part Context

This component belongs to the FN766 series of EMI feedthrough filters manufactured by Schaffner EMC Inc., a division of TE Connectivity. The series is characterized by its use in demanding applications where space constraints and high filtering efficiency are critical. The FN7661 variant specifically targets DC applications with substantial current handling capabilities.

Replacement Considerations

Publicly confirmed substitute part numbers for FN7661-32-M4 were not identified in the provided source material. Consult official manufacturer channels for verified alternatives.