Intertechnik CO55/270/060 | 27 mH | 4,89 Ω | 5% | 23 AWG

Achieve precise low-frequency filtering in your crossover networks with this 27 mH iron core coil from Intertechnik. Its 23 AWG winding ensures reliable performance for audio applications. The coil of robust construction is designed to deliver consistent inductance and low DC resistance, making it an ideal choice for demanding loudspeaker designs.

This tube core coil excels in passive crossover networks where accurate bass management is critical. It is particularly well-suited for use in high-fidelity speaker systems, subwoofer filters, and audio restoration projects where maintaining signal integrity in the low-frequency range is paramount. The component’s generous 27 mH inductance value allows for effective filtering of lower frequencies, while the iron core provides high saturation levels without compromising audio quality.

Technical features include a DC resistance of just 4.89 Ω, ensuring minimal power loss and heat generation. The coil is wound with 23 AWG wire on a 28 mm diameter core, with an outer diameter of 55 mm and a total height of 28 mm. The winding width measures 23 mm, and the central mounting hole has a diameter of 5 mm, with a recess diameter of 25.5 mm for secure installation. Tolerance is held to ±5%, guaranteeing consistent performance across production batches.

This Intertechnik coil is a reliable choice for audio enthusiasts and professionals seeking high-quality components for crossover network construction. Its precise specifications and robust build make it a valuable addition to any serious loudspeaker project.