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TTElectronics - Welwyn MFR4330RFI Metal Film Resistor

The MFR series metal film resistors are precision, professional-grade components designed for reliable performance in electronic circuits. They feature tight tolerances down to 0.5%, low temperature coefficients as low as 50ppm/°C, and meet or exceed CECC 40101-803 and 019 standards. Suitable for demanding applications, these Pb-free resistors offer excellent stability, thermal performance, and resistance to environmental stresses. Ideal for high-reliability electronics, they are available in various resistance values, power ratings, and packages, ensuring versatility across multiple industrial and consumer electronic applications.

Authorized Distributors
Source:Newark
Part No:MFR4-330RFI
Stock:11999
Inv Date:06-09-2026
Price: Unit price: $0.407
Buy/RFQ:
Part No:MFR4-330RFI
Stock:15494
Inv Date:06-10-2026
Price: Unit price: $0.49
Buy/RFQ:

TTElectronics - Welwyn MFR4330RFI Metal Film Resistor Specifications:

  • Resistance range: 10 ohms to 1M ohms
  • Tolerance: 0.5% and 1%
  • Temperature coefficient: 50ppm/°C
  • Power rating at 70°C: 0.125W to 0.5W depending on type
  • Resistance, voltage, and dimensions vary by model
  • Material: Metal film on ceramic core with moisture-resistant coating
  • Terminations: Hot tin dipped copper wire meeting IEC standards
  • Ambient temperature range: -55°C to 155°C
  • Insulation resistance: >1G ohms
  • Voltage proof: 350V to 700V depending on model
  • Compliance: RoHS3, EU Directive 2011/65/EU
  • Physical dimensions: Length up to 37mm, diameter up to 0.36mm on smaller models
  • Vibration, damp heat, shock resistance tested for durability

Buy the TT Electronics Series MFR Metal Film Resistor: MFR4330RFI

Purchase the TT Electronics Series MFR4330RFI metal film resistor online today to guarantee high performance and reliability in your electronic designs. These resistors are engineered for precision, with tight tolerances, low temperature coefficients, and robust environmental resistance. Perfect for demanding industrial, automotive, and consumer applications, they meet CECC standards and RoHS compliance. Secure your supply of high-quality, Pb-free components, ensuring your projects benefit from consistent performance, enhanced stability, and long-term durability. Get yours now for seamless integration into your electronic systems.

Order your TT Electronics Series MFR4330RFI high-precision metal film resistor today and ensure your electronic projects benefit from superior stability and durability.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn MFR4330RFI?

You can click on the BUY or RFQ button to purchase MFR4330RFI from an authorized TTElectronics - Welwyn distributor.

How do I troubleshoot issues or seek technical support for part MFR4330RFI?

You can download the MFR4330RFI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of MFR4330RFI?

TTElectronics - Welwyn

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