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TTElectronics - Welwyn MFR4270KFI Metal Film Resistor

The MFR Series metal film resistors are high-precision, professional-grade components designed for reliable performance in electronic circuits. Featuring tolerances down to 0.5% and temperature coefficients as low as 50ppm/°C, these resistors are suitable for demanding applications requiring stability and accuracy. They comply with international standards including BSCECC 40101-803 and 019, and are RoHS3 compliant, lead-free, and environmentally friendly. Available in various resistance ranges, power ratings, and packaging options, they are ideal for automated assembly and circuit design requiring precise resistance control.

Authorized Distributors
Source:Newark
Part No:MFR4-270KFI
Stock:7804
Inv Date:06-09-2026
Price: Unit price: $0.235
Buy/RFQ:
Source:DigiKey
Part No:MFR4-270KFI
Stock:10000
Inv Date:06-09-2026
Price: Unit price: $0.116
Buy/RFQ:
Part No:MFR4-270KFI
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:
Part No:MFR4-270KFI
Stock:10000
Inv Date:06-09-2026
Price: Unit price: $0.1085
Buy/RFQ:

TTElectronics - Welwyn MFR4270KFI Metal Film Resistor Specifications:

  • Resistance range: 1 ohm to 1 megaohm
  • Tolerance: 0.5% and 1%
  • Power rating at 70°C: 0.125 W to 0.5 W depending on series
  • Voltage rating: 200V to 350V
  • Temperature coefficient: 50 ppm/°C to 250 ppm/°C
  • Ambient temperature range: -55°C to +155°C
  • Physical dimensions: Length up to 68 mm, diameter up to 30 mm, weight varies by series
  • Construction: Metal film resistor sputtered on ceramic core with moisture-resistant coating
  • Terminations: Hot tin dipped copper wire, solderable
  • Standards: BSCECC, RoHS3 compliant, IEC marking and marking resistant to solvents

Buy the TT Electronics Series MFR Metal Film Resistors: MFR4270KFI

Acquire the high-precision Metal Film Resistor from TT Electronics today. Designed for demanding electronic applications, this resistor offers tight tolerance down to 0.5%, low temperature coefficient of 50ppm/°C, and excellent stability. Ideal for precision circuits, it is RoHS3 compliant and environmentally friendly. Available in various resistance values and power ratings, it ensures reliable performance, easy integration into automated assembly processes, and long-term durability, making it the perfect choice for professional-grade electronic projects.

Order your TT Electronics Series MFR4270KFI high-precision metal film resistor today and ensure your circuit’s accuracy and stability with reliable, RoHS-compliant components.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn MFR4270KFI?

You can click on the BUY or RFQ button to purchase MFR4270KFI from an authorized TTElectronics - Welwyn distributor.

How do I troubleshoot issues or seek technical support for part MFR4270KFI?

You can download the MFR4270KFI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of MFR4270KFI?

TTElectronics - Welwyn

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