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TTElectronics - Welwyn ULW22R2JA25 Wirewound Resistor

The ULW Series wirewound resistors are UL Recognised fusible components designed for fail-safe mains fusing at 120/240 Vrms, with robust inrush and surge withstand capability. Suitable for surface mount or leaded configurations, these resistors feature high purity ceramic rods, flameproof coating, and low flammability. They meet IEC and UL standards, with a resistance range of 1Ω to 100Ω, and are ideal for applications requiring high surge performance, thermal stability, and reliable fusing characteristics amidst various electrical and environmental conditions. They are available in tape, reel, or loose packing options.

Authorized Distributors
Source:Newark
Part No:ULW2-2R2JA25
Stock:665
Inv Date:06-09-2026
Price: Unit price: $0.64
Buy/RFQ:
Source:DigiKey
Part No:ULW2-2R2JA25
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.18014
Buy/RFQ:
Part No:ULW2-2R2JA25
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

TTElectronics - Welwyn ULW22R2JA25 Wirewound Resistor Specifications:

  • Power rating at 25°C: 5 W
  • Resistance range: 1Ω to 100Ω
  • Flammability: UL 94V-0 flameproof coating
  • Surface mount and leaded options available
  • Termination material: Hot tin dipped copper wire
  • Maximum ambient temperature: +155°C
  • Resistance tolerance: ±5%
  • Electrical withstand: Inrush surge withstand, UL recognised
  • Dimensions vary by model, typical length 9.0 mm to 38 mm, diameter 5.8 mm to 24.6 mm
  • Peak voltage limit: up to 264 Vrms
  • Body material: Ceramic rod with welded end caps
  • Environmental compliance: RoHS3, Pb-free
  • Impulse performance: Suitable for pulse energy applications
  • Marking: UL and IEC standards compliant with color coding or legend marking

Buy the TT Electronics Series ULW Wirewound Resistors: ULW22R2JA25

Order the ULW Series wirewound resistors from TT Electronics online today. These UL recognised resistors are engineered for high surge capacity, reliable fusing, and thermal stability. Perfect for industrial power systems, the ULW resistors are available in various configurations, including surface mount and leaded types. Featuring flameproof coating, RoHS compliance, and precise resistance tolerances, they ensure safety and durability. Secure your supply chain now and benefit from fast shipping, excellent technical support, and industry-leading quality for your electrical and electronic projects.

Buy TT Electronics ULW22R2JA25 wirewound resistor now and experience unmatched reliability and surge performance in your electrical applications.

Frequently Asked Questions

Where can I buy TTElectronics - Welwyn ULW22R2JA25?

You can click on the BUY or RFQ button to purchase ULW22R2JA25 from an authorized TTElectronics - Welwyn distributor.

How do I troubleshoot issues or seek technical support for part ULW22R2JA25?

You can download the ULW22R2JA25 datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of ULW22R2JA25?

TTElectronics - Welwyn

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