
TT ELECTRONICS / WELWYN 1.5 kΩ 3W wirewound resistor. Axial leaded, ±5% tolerance, for power supplies & industrial controls.
The TT ELECTRONICS / WELWYN W21 Series wirewound resistor is a high-performance axial leaded component designed for robust electrical applications. Engineered for stability and durability, this resistor offers a precise resistance of 1.5 kΩ with a tolerance of ±5%, making it a reliable choice for circuit design where accuracy is key. Its 3-watt power rating and 100V voltage rating ensure it can handle significant electrical loads, making it suitable for power supplies, industrial controls, and automotive electronics where consistent performance is critical.
Constructed using advanced wirewound technology, this resistor provides excellent heat dissipation and maintains its electrical characteristics across a wide operational temperature range from -55°C to +350°C. This makes it exceptionally reliable in environments subject to thermal stress, such as in motor drives, heating elements, or high-power amplifiers. The ±75 ppm/°C temperature coefficient further enhances its stability, ensuring minimal resistance drift with temperature fluctuations.
The axial leaded package facilitates easy through-hole PCB mounting, offering a secure and stable connection. With its compact form factor, it is ideal for applications where board space is at a premium but high power handling is required. The robust construction ensures long-term reliability and resistance to environmental factors, providing a dependable solution for both prototyping and full-scale production.
This component is part of the trusted W21 Series from TT ELECTRONICS / WELWYN, a brand synonymous with quality in passive electronic components. It is manufactured to high standards, offering excellent performance for demanding electronic circuits. Its combination of a precise resistance value, high power rating, and wide temperature range makes it a versatile and essential part of any electronics toolkit.
Variant Details
After bigger quantities? Need extra quantities? Get in touch and we'll organise it for you.
Always follow local regulations and product guidance.
Free standard delivery on Australian mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicyWe take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can check a secure connection by looking for 'https' and a locked padlock in your browser.
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.