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TTElectronics - Welwyn MFR4180KFI Metal Film Resistor

The MFR series metal film resistors offer professional-grade performance with tight tolerances down to 0.5% and a low temperature coefficient of 50ppm/°C. Designed for precise resistance in industrial and electronic applications, these resistors feature high reliability, RoHS compliance, and a wide resistance range from 10 ohms to 1 megaohm. Suitable for demanding environments, they have a power rating up to 0.5W at 70°C, excellent thermal stability, and are supplied in tape packaging for automated assembly. These resistors meet or exceed CECC standards and are ideal for precision circuit design.

Authorized Distributors
Source:Newark
Part No:MFR4-180KFI
Stock:1480
Inv Date:06-09-2026
Price: Unit price: $0.448
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Part No:MFR4-180KFI
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.48
Buy/RFQ:
Part No:MFR4-180KFI
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.108
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TTElectronics - Welwyn MFR4180KFI Metal Film Resistor Specifications:

  • Resistance range: 10 ohms to 1 megaohm
  • Tolerance: 0.5% or 1%
  • Temperature coefficient: 50ppm/°C
  • Power rating: 0.25W to 0.5W at 70°C
  • Maximum voltage: 200V to 350V depending on model
  • Resistance tolerance: 0.5% or 1%
  • Resistance stability: AR % 0.5 to 2 over 1000 hours at 70°C
  • Insulation resistance: >1G ohms
  • Material: Metal film on ceramic core with moisture-resistant coating
  • Terminations: Hot tin-dipped copper wire
  • Dimensions (mm): MFR3 - 37L x 20D, MFR4 - 68L x 30D, MFR5 - 36L x 16D
  • Operating temperature range: -55°C to 155°C
  • Compliance: RoHS, IEC standards, CECC 40101-019
  • Packaging: Tape packed, customizable options available

Buy the TT Electronics MFR4180KFI – Reliable Metal Film Resistors for Industrial Applications

Order TT Electronics MFR4180KFI metal film resistors online today to ensure your circuits feature high accuracy, stability, and low noise. These professional-grade, RoHS-compliant resistors are ideal for industrial, precision electronics, and demanding environments. With a resistance range from 10 ohms to 1 megaohm and a power rating up to 0.5W at 70°C, they provide exceptional thermal stability. Secure fast delivery and reliable performance for your designs by purchasing online now.

Buy TT Electronics MFR4180KFI resistors now and experience unmatched precision, stability, and durability for your industrial and electronic projects.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn MFR4180KFI?

You can click on the BUY or RFQ button to purchase MFR4180KFI from an authorized TTElectronics - Welwyn distributor.

How do I troubleshoot issues or seek technical support for part MFR4180KFI?

You can download the MFR4180KFI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of MFR4180KFI?

TTElectronics - Welwyn

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