Intertechnik WSA20/3.3/5 | 3.30 Ω | 20 W | 5% | Radial Wirewound Resistor

The Intertechnik Radial Wire-Wound Resistor delivers dependable performance for demanding audio and electronic applications. Rated at 20 watts with a resistance of 3.30 ohms and a tolerance of ±5.0%, this component is ideal for precise current limiting and voltage division in amplifier circuits, crossover networks, and power supply stages. Its robust construction ensures stable operation even under continuous load, making it a reliable choice for both DIY enthusiasts and professional technicians.

This resistor is designed for use in high-fidelity audio systems, where accurate signal management is critical. It excels in speaker crossover designs, helping to shape frequency response and protect drivers from excessive current. Additionally, it suits power supply filtering and load testing in electronic projects, offering consistent performance across a range of conditions.

Technically, the resistor features a wire-wound element on a ceramic core, ensuring excellent heat dissipation and long-term stability. With a nominal voltage rating of 450 V and a body length of 63.5 mm, it accommodates moderate to high-power circuits. The radial leads simplify mounting on circuit boards or chassis, while the ±5% tolerance provides reliable accuracy for most audio and general-purpose uses.

In summary, the Intertechnik 20 W wire-wound resistor combines robust construction with precise electrical characteristics, making it a versatile component for audio and electronic projects requiring dependable current handling and signal integrity.