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WURTH ELEKTRONIK 74271111S Snap Ferrite with Safety Key

The Würth Elektronik STAR-TEC 74271111S is a snap ferrite component designed for electromagnetic compatibility (EMC) applications. It features a safety key mechanism to prevent accidental disconnection and ensure secure mounting. The ferrite core provides impedance matching capabilities, while the plastic housing offers protection and insulation. This component is intended for general electronic equipment and is not suitable for critical safety applications without proper evaluation and agreement. Proper storage and handling are essential to maintain performance and avoid warranty voidance.

Authorized Distributors
Source:Newark
Part No:74271111S
Stock:2165
Inv Date:06-12-2026
Price: Unit price: $6.35
Buy/RFQ:
Source:DigiKey
Part No:74271111S
Stock:3140
Inv Date:06-12-2026
Price: Unit price: $5.15
Buy/RFQ:
Part No:74271111S
Stock:4875
Inv Date:06-12-2026
Price: Unit price: $5.5
Buy/RFQ:
Part No:74271111S
Stock:0
Inv Date:06-12-2026
Price: Unit price: $6.34
Buy/RFQ:

WURTH ELEKTRONIK 74271111S Snap Ferrite with Safety Key Specifications:

  • Applicable Cable Diameter: 7.6 mm
  • Impedance @ 25 MHz 1 turn: 175 Ω
  • Impedance @ 100 MHz 1 turn: 320 Ω
  • Impedance @ 25 MHz 2 turns: 770 Ω
  • Impedance @ 100 MHz 2 turns: 800 Ω
  • Test conditions (25 MHz): 20°C, 33% RH
  • Test conditions (100 MHz): 20°C, 33% RH
  • Tolerance (Impedance): ±25%
  • Storage Temperature: 0°C to +40°C
  • Operating Temperature: -25°C to +105°C
  • Ferrite core Material: 4 W 620
  • Initial permeability (µi): 620 (typ.)
  • Curie temperature (TC): 150 °C (typ.)
  • Plastic housing Colour: Black
  • Flammability Classification: UL94-V0
  • Test cable Applicable cable: AWG26
  • Test cable Applicable cable length: 90 mm

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Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 74271111S?

You can click on the BUY or RFQ button to purchase 74271111S from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 74271111S?

You can download the 74271111S datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 74271111S?

WURTH ELEKTRONIK

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