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TTElectronics - Welwyn W31R47JI wirewound resistor

The W31 series wirewound resistors feature cement coating and high-quality ceramic substrates, providing flameproof protection and custom pulse requirements. They have a power rating of up to 2.5 watts at 70°C, resistance values from 1 ohm to 10 kilo-ohms, and excellent thermal impedance. Designed with solder-coated copper terminations that meet IEC standards, these resistors are resistant to moisture, shock, vibration, and industrial solvents. Suitable for demanding electronic applications, they are available in surface mount Zl-form options, with precise resistance tolerances of 1%, ensuring reliability in harsh environments.

Authorized Distributors
Source:Newark
Part No:W31-R47 JI
Stock:8
Inv Date:06-09-2026
Price: Unit price: $0.048
Buy/RFQ:
Part No:W31-R47JI
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.02
Buy/RFQ:

TTElectronics - Welwyn W31R47JI wirewound resistor Specifications:

  • Power Rating at 25°C: 2.5 W
  • Power Rating at 70°C: 1.8 W
  • Resistance Range: 1Ω to 10kΩ
  • Temperature Coefficient: Not specified
  • Resistance Tolerance: ±1%
  • Dimensions: Max D. 5.6mm, Length approx. 3.0mm
  • Construction: Ceramic substrate with interference fit end caps
  • Terminations: Solder-coated copper
  • Flammability: Non-burning coating
  • Ambient Temperature Range: -55°C to 155°C
  • Vibration and Shock Resistance: Meets IEC 68.2.21 standards
  • Certifications: RoHS compliant, UL listed

Buy the TT Electronics W31 Resistors – Reliable Electronic Components for Industrial Applications

Order TT Electronics W31 wirewound resistors online today and enjoy high-quality ceramic construction with flameproof protection, custom pulse capabilities, and precise resistance tolerance. Ideal for industrial and electronic applications requiring robustness and reliability, these resistors feature strong solder-coated copper terminations, excellent thermal performance, and compliance with RoHS standards. Available in surface mount Zl-form options, they are packaged in tape or reel formats for easy integration into manufacturing processes. Secure your supply of high-performance resistors today for dependable circuit protection and power management.

Buy TT Electronics W31 resistors now and experience unmatched durability, precise resistance, and reliable performance in demanding electronic environments.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn W31R47JI?

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How do I troubleshoot issues or seek technical support for part W31R47JI?

You can download the W31R47JI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of W31R47JI?

TTElectronics - Welwyn

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