74271211

Overview

The Würth Elektronik 74271211 is a STAR-TEC Snap ferrite clamp core designed for electromagnetic interference suppression. It features a round shape with an inner diameter of 21 mm and an outer diameter of 47 mm. The component utilizes 4 W 620 ferrite material, providing an impedance of 425 Ohms at 100 MHz. It operates within a temperature range of -25°C to +105°C and employs a press-fit installation method.

Feature Summary

• Incorporates safety key technology for secure locking during snap-on installation
• Utilizes high-performance 4 W 620 ferrite material for effective noise attenuation
• Features a round profile suitable for single cable applications

Applications

• Electromagnetic interference suppression on cables
• Safety-related electronic applications requiring secure mounting
• General purpose noise filtering in industrial equipment

Procurement Notes

Verify the specific part number against official Wurth Elektronik documentation to confirm the 425 Ohm impedance rating at 100 MHz and the 21 mm inner diameter. Ensure compatibility with the target cable size and operating temperature requirements before procurement. Cross-reference datasheet specifications to validate material composition and mechanical dimensions.

Selection Notes

Select this component when a snap-fit ferrite solution with integrated safety locking is required for cables up to 21 mm in diameter. The 4 W 620 material offers high impedance characteristics suitable for broadband noise suppression. Consider the press-fit installation method for rapid assembly without additional tools or adhesives.

Part Context

This component belongs to the STAR-TEC Snap series from Würth Elektronik, which specializes in ferrite cores with integrated locking mechanisms. The series is engineered for efficient EMC mitigation in various electronic assemblies, offering a balance between ease of installation and reliable noise performance across standard industrial temperature ranges.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.