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TTElectronics - Welwyn W31R51JI Wirewound Resistors

The W31 Series cement-coated wirewound resistors offer high-quality ceramic construction with interference-fit end caps welded to the body, ensuring a moisture, shock, vibration, fungus, and salt spray resistant seal. These resistors feature solder-coated copper terminations meeting IEC standards, with legend marking for resistance values and tolerance. Designed for reliable performance under harsh conditions, they are flameproof, solvent-resistant, and can handle overload and temperature cycling. Available in surface-mount ZI-form options, they are ideal for precision applications, providing stable resistance with tight tolerances and excellent thermal impedance.

Authorized Distributors
Source:Newark
Part No:W31-R51 JI
Stock:2
Inv Date:06-09-2026
Price: Unit price: $0.058
Buy/RFQ:
Part No:W31-R51JI
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.12
Buy/RFQ:

TTElectronics - Welwyn W31R51JI Wirewound Resistors Specifications:

  • Power rating at 25°C: 2.5 W
  • Power rating at 70°C: 1.9 W
  • Resistance range: 1Ω to 10KΩ
  • Resistance tolerance: ±1%
  • Temperature coefficient: Not specified
  • Ambient temperature range: -55°C to 155°C
  • Resistance marking: IEC standards, legend marked
  • Physical dimensions: Max D = 5.6 mm, length varies
  • Construction: Ceramic substrate, interference fit end caps
  • Termination material: Solder-coated copper
  • Flammability: Flameproof coating
  • Thermal impedance: Not specified
  • Vibration resistance: Meets IEC 68.2.21
  • Pulse handling: Available on request
  • Packaging: Taped in ammo packs or reels

Buy the Buy TT Electronics W31 Series Resistors Part Number W31R51JI Online

Purchase the TT Electronics W31 Series wirewound resistors online today for robust performance in demanding conditions. These flameproof, ceramic-bodied resistors offer tight tolerance of 1%, excellent thermal stability, and are ideal for precision electronic applications. Available in surface-mount ZI-form options, they provide exceptional moisture, shock, vibration, fungus, and salt spray resistance. Order now and ensure your projects have dependable, high-quality electrical components that meet industrial standards and enhance durability in harsh environments.

Order your TT Electronics W31 Series resistor today and benefit from reliable performance and flameproof protection ideal for harsh environment applications.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn W31R51JI?

You can click on the BUY or RFQ button to purchase W31R51JI from an authorized TTElectronics - Welwyn distributor.

How do I troubleshoot issues or seek technical support for part W31R51JI?

You can download the W31R51JI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of W31R51JI?

TTElectronics - Welwyn

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