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TTElectronics - Welwyn MFR4270RFI Metal Film Resistor

The MFR series are high-performance metal film resistors engineered for precision and reliability in electronic circuits. These resistors feature tight tolerances down to 0.5%, low TCR of 50ppm/°C, and comply with BSCECC standards. Suitable for professional and commercial applications, they offer excellent stability, thermal performance, and resistance to environmental factors. The series includes various resistance ranges from 10 ohms to 1 megaohm, with power ratings up to 0.5W, making them ideal for demanding electronic and industrial use. Their moisture-resistant coating and high dielectric strength ensure durability and consistent performance.

Authorized Distributors
Part No:MFR4-270RFI
Stock:5860
Inv Date:06-10-2026
Price: Unit price: $0.48
Buy/RFQ:

TTElectronics - Welwyn MFR4270RFI Metal Film Resistor Specifications:

  • Resistance range: 10 ohms to 1 megaohm
  • Tolerance: 0.5% and 1%
  • Temperature coefficient: 50ppm/°C
  • Power rating at 70°C: 0.25W to 0.5W
  • Limiting element voltage: 200 to 350 volts
  • Dimensions: Length up to 37mm, diameter up to 0.6mm
  • Material: Metal film on ceramic core with moisture-resistant coating
  • Insulation Resistance: >1G ohms
  • Voltage proof: 350V to 700V
  • Temperature range: -55°C to 155°C
  • Compliance: RoHS, BSCECC 40101-803/019 standards

Buy the Buy TT Electronics MFR Series Metal Film Resistors Part Number MFR4270RFI Online

Purchase TT Electronics MFR series metal film resistors online to ensure high accuracy, low temperature coefficient, and excellent environmental stability. These resistors are ideal for professional, industrial, and precision electronics, offering tight tolerances of 0.5%, temperature coefficients as low as 50ppm/°C, and power ratings up to 0.5W. Their moisture-resistant coating and high dielectric strength provide durability under harsh conditions. Shop now for reliable, RoHS-compliant resistors designed for demanding electronic circuitry and industrial applications.

Get TT Electronics MFR4270RFI today—built for precision, stability, and long-lasting durability in demanding electronic applications.

Frequently Asked Questions

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How do I troubleshoot issues or seek technical support for part MFR4270RFI?

You can download the MFR4270RFI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of MFR4270RFI?

TTElectronics - Welwyn

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