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TTElectronics - Welwyn MFR4100KFI Metal Film Resistor

The MFR series metal film resistors offer high precision, professional-grade performance suitable for various electronic applications. These resistors feature low TCR down to 50ppm/°C, tolerances as tight as 0.5%, and are compliant with RoHS3 standards. Available in multiple resistance ranges from 1 ohm to 1 megaohm, they provide excellent stability and reliability. Designed with ceramic substrates and tin-dipped copper terminations, these resistors are ideal for demanding environments, offering high voltage ratings up to 700V and thermal impedance optimal for consistent performance.

Authorized Distributors
Source:Newark
Part No:MFR4-100KFI
Stock:11329
Inv Date:06-09-2026
Price: Unit price: $0.033
Buy/RFQ:
Part No:MFR4-100KFI
Stock:17626
Inv Date:06-10-2026
Price: Unit price: $0.49
Buy/RFQ:

TTElectronics - Welwyn MFR4100KFI Metal Film Resistor Specifications:

  • Resistance range: 1 ohm to 1 megaohm
  • Tolerance: 0.5% and 1%
  • Temperature coefficient: down to 50ppm/°C
  • Power rating at 70°C: 0.125W to 0.5W depending on series
  • Voltage proof: up to 700V
  • Dimensions (mm): Length varies from 6.2 to 68 mm, Diameter from 2.5 to 3.0 mm
  • Materials: Ceramic core with moisture-resistant coating
  • Terminations: Hot tin dipped copper wire
  • Operating temperature range: -55°C to +155°C
  • Standards: RoHS3, IEC compliant, CECC 40101-019 specification
  • Climatic and vibration resistance: Meets industry requirements, suitable for demanding environments

Buy the TT Electronics Series MFR Metal Film Resistance: MFR4100KFI

Purchase the TT Electronics Series MFR4100KFI metal film resistor online today and enjoy fast delivery and competitive pricing. Designed for precision, these resistors feature low temperature coefficient of 50ppm/°C and tight tolerances down to 0.5%. Whether for industrial, automotive, or consumer electronics, they deliver stable performance across a wide temperature range. Suitable for demanding applications, they are RoHS compliant and meet industry standards. Make your projects more reliable by ordering online now and benefit from expert quality and quick availability.

Order your TT Electronics Series MFR4100KFI high-precision metal film resistor today and ensure your electronic projects benefit from reliable, low TCR performance.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn MFR4100KFI?

You can click on the BUY or RFQ button to purchase MFR4100KFI from an authorized TTElectronics - Welwyn distributor.

How do I troubleshoot issues or seek technical support for part MFR4100KFI?

You can download the MFR4100KFI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of MFR4100KFI?

TTElectronics - Welwyn

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