A Premier B2B Part Search
TTElectronics - Welwyn ULW21R0JA25 Wirewound Resistor
The ULW Series wirewound resistors are UL Recognised fusible resistors designed for fail-safe mains fusing at 120/240Vrms, with high inrush surge withstand capability and UL94-V0 flameproof coating. Constructed with high purity ceramic rods and interference-fit end caps, they offer reliable performance, UL recognition, and compliance with RoHS3 standards. Variants include surface mount ZI-form options and radial taped versions, suitable for diverse industrial applications and precise electronic circuit protection with robust thermal and mechanical durability.
TTElectronics - Welwyn ULW21R0JA25 Wirewound Resistor Specifications:
- Power rating at 25°C: 5 seconds overload rating at 25°C
- Resistance range: 1R0 to 100R
- UL recognised standard values: 1R0 to 100R (E24)
- Ambient temperature range: -55°C to +155°C
- Dimensions (mm): ULW2 - L 9.0-38, D 19.8; ULW3 - L 14.5-45, D 24.6; ULW4 - L 13, D unspecified
- Terminations: Hot tin dipped copper wire, IEC 68.2.21 compliant
- Flammability: UL94-V0 flameproof coating
- Resistance tolerance: IEC62 conformance, marked with five color bands
- Construction: Ceramic rod, interference-fit end caps, welded terminations, flameproof fusible cement coating
- Performance: 1000 hours at rated power, surge and pulse withstand, vibration, thermal robustness
- Fusing times: Max around 1/3 of maximum figures, suitable for voltages up to 264Vrms
- Application: Fusing in power circuits, with positive clearance requirements, UL and RoHS compliant
Buy the Buy TT Electronics ULW Series Wirewound Resistors Part Number ULW21R0JA25 Online
Purchase the TT Electronics ULW Series wirewound resistors online today to enhance your electronic projects with UL recognized, flameproof, and surge withstand resistors. These resistors feature high purity ceramic construction, versatile mounting options including surface mount ZI-form and radial taped variants, and comply with RoHS3 standards. Designed for fail-safe mains fusing at 120/240Vrms, offering excellent thermal, mechanical, and electrical durability, making them ideal for power circuits, industrial applications, and robust circuit protection solutions. Buy now and enjoy fast delivery and technical support.
Order your TT Electronics ULW series ULW21R0JA25 wirewound fusible resistor today and ensure reliable circuit protection with UL recognition and high surge ratings.
Frequently Asked Questions
Where can I buy TTElectronics - Welwyn ULW21R0JA25?
You can click on the BUY or RFQ button to purchase ULW21R0JA25 from an authorized TTElectronics - Welwyn distributor.
How do I troubleshoot issues or seek technical support for part ULW21R0JA25?
You can download the ULW21R0JA25 datasheet or visit the TTElectronics - Welwyn website for support.
Who is the manufacturer of ULW21R0JA25?
TTElectronics - Welwyn