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TTElectronics - Welwyn MFR42K0FI Metal Film Resistor

The MFR Series metal film resistors are professional-grade, high-precision components designed for reliable circuit performance. They feature low TCR down to 50ppm/°C, tolerances as tight as 0.5%, and are compliant with RoHS3 standards. Suitable for various applications, these resistors offer power ratings up to 0.5W, resistance ranges from 10 ohms to 1M ohms, and excellent temperature stability. Available in different sizes and packaging options, they excel in demanding environments with exceptional thermal and climatic resistance, ensuring durability and accuracy in electronic circuits.

Authorized Distributors
Part No:MFR4-2K0FI
Stock:14722
Inv Date:06-10-2026
Price: Unit price: $0.49
Buy/RFQ:

TTElectronics - Welwyn MFR42K0FI Metal Film Resistor Specifications:

  • Resistance: 10 ohms to 1M ohms
  • Tolerance: 0.5% to 1%
  • Temperature Coefficient: down to 50ppm/°C
  • Power Rating: up to 0.5W at 70°C
  • Voltage Rating: 250V to 350V depending on series
  • Physical Dimensions: Length up to 68mm, diameter up to 30mm
  • Resistance range: 10 ohms to 1 megaohm
  • Construction: Metal film sputtered onto ceramic core
  • Termination Material: Hot tin dipped copper wire
  • Compliance: RoHS3, CECC 40101-019/803 requirements
  • Ambient Temperature Range: -55°C to +155°C
  • Climatic Categories: 55/125/56
  • Vibration and Bump Resistance: AR % 0.01 to 0.5
  • Shelf Life: 12 months at room temperature
  • Solderability: IEC 115-1, Clause 4.17.3.2 compliant

Buy the TT Electronics Series MFR Resistor: MFR42K0FI

Purchase the TT Electronics MFR42K0FI metal film resistor online today and enhance your circuit reliability with high accuracy and low tolerance components. Designed for demanding applications, these resistors offer a resistance of 4.2K ohms with a 0.5% tolerance and exceptional temperature stability down to 50ppm/°C. Suitable for professional environments, they are RoHS3-compliant and feature robust construction for extended thermal and climatic performance. Buy now to ensure your electronic designs achieve optimal precision and durability with trusted TT Electronics quality.

Order your TT Electronics Series MFR42K0FI professional-grade metal film resistor today and give your electronic projects the dependable quality they deserve.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn MFR42K0FI?

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How do I troubleshoot issues or seek technical support for part MFR42K0FI?

You can download the MFR42K0FI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of MFR42K0FI?

TTElectronics - Welwyn

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