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TTElectronics - Welwyn W31150RJI Wirewound Resistor

The W30 Series cement-coated wirewound resistors deliver high precision and reliability for demanding electronic applications. Featuring flameproof protection, custom pulse requirements, and surface-mount Zl-form options, these resistors are ideal for high power density situations. Constructed with ceramic substrates and interference fit end caps welded to the body for moisture and vibration resistance, they meet strict industry standards. RoHS3 compliant, they offer resistance values down to 10 milliohms, with tolerance to 1%. Their rugged design ensures long-term stability in industrial environments, suitable for power electronics, motor drives, and high-frequency circuits.

Authorized Distributors
Source:Newark
Part No:W31-150RJI
Stock:1175
Inv Date:06-09-2026
Price: Unit price: $0.822
Buy/RFQ:
Part No:W31-150RJI
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

TTElectronics - Welwyn W31150RJI Wirewound Resistor Specifications:

  • Power rating at 25°C: varies with model, e.g., 2.5 watts, Power rating at 70°C: reduced accordingly
  • Resistance range: 1Ω to 10KΩ, Resistance tolerance: 1%, Standard values: R01 to R10K
  • Resistance TCR: -55 to 155°C, Thermal impedance: 83°C max, Ambient temperature range: -55 to 155°C
  • Dimensions: Max D 5.6 mm, Length approx. 3.0 mm, Weight varies, Terminations: Solder coated copper
  • Construction: Ceramic substrate with interference fit end caps, Seal impervious to moisture, Shock, and vibration
  • Flammability: Coating will not burn under overload conditions, RoHS compliant, Vibration resistance: Meets IEC 68.2.21

Buy the TT Electronics Series W30 Resistors: W31150RJI

Purchase the durable and high-precision wirewound resistor from TT Electronics online today. Designed with ceramic substrates and moisture-resistant construction, these resistors are suitable for industrial, power electronics, and motor drive applications. With a resistance range down to 10 milliohms and tolerance of 1%, they provide excellent stability under thermal and vibration stresses. Their flameproof, RoHS-compliant design ensures safety and environmental friendliness. Order now to experience reliable performance and quick delivery for your demanding electronic projects.

Get TT Electronics W31150RJI today—built for precision and long-lasting durability in high-power applications.

Frequently Asked Questions

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You can download the W31150RJI datasheet or visit the TTElectronics - Welwyn website for support.

Who is the manufacturer of W31150RJI?

TTElectronics - Welwyn

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