Intertechnik E150/120/300 | 1.2 mH | 0.11 Ω | 3% | 9 AWG | Choke Coil

The Intertechnik Air-core inductor, rated at 1.20 mH, is a premium component designed for discerning audio enthusiasts and professional speaker builders. This high-quality coil ensures precise crossover filtering, delivering clean and accurate sound reproduction in any loudspeaker system. Its air-core construction eliminates core saturation and distortion, making it ideal for high-fidelity audio applications where signal purity is paramount.

This inductor is perfectly suited for use in passive crossover networks, particularly in high-end home audio speakers, studio monitors, and custom DIY projects. With a low DC resistance of just 0.11 Ω, it minimises power loss and maintains excellent signal integrity, even under demanding conditions. The 3.00 mm copper winding provides robust current handling, ensuring reliable performance in both midrange and bass applications.

Technically, the inductor features a tolerance of ±3.0%, guaranteeing consistent and repeatable results across multiple units. The total height of 88 mm allows for easy integration into compact enclosures, while the air-core design ensures linear behaviour across a wide frequency range. The E150 core type further enhances thermal stability and long-term reliability.

In summary, this Intertechnik air-core inductor combines precision engineering with low-loss performance, making it an essential component for achieving superior crossover accuracy and sonic clarity in your next speaker build.