Intertechnik COT62/2.2/14 | 2.2 mH | 0.33 Ω | 5% | 15 AWG | Corotherm Coil

The Intertechnik Corotherm heat-resistant coil offers a robust solution for maintaining stable crossover performance in high-power audio systems. Designed for demanding speaker builds, this iron core inductor ensures precise frequency filtering even under thermal stress, making it ideal for professional and enthusiast-grade loudspeakers where reliability is paramount.

This 2.20 mH coil is particularly suited for use in passive crossover networks for woofers and midrange drivers, where consistent inductance and low DC resistance are critical for accurate sound reproduction. Its heat-resistant construction allows it to handle elevated operating temperatures without performance degradation, making it a dependable choice for high-output audio applications or sealed enclosures where heat buildup can occur.

Technical features include a DC resistance of just 0.33 Ω, minimising signal loss and power dissipation, while the 1.32 mm copper wire diameter ensures excellent current handling. The coil has an outer diameter of 62 mm, a core diameter of 28 mm, and a total height of 41 mm, with a winding width of 35 mm. It features a central hole of 5 mm and a recess diameter of 25.5 mm for secure mounting. The inductance tolerance is ±5.0%, guaranteeing consistent performance across production batches.

With its durable construction and precise electrical specifications, this Intertechnik Corotherm coil is a reliable component for building or upgrading high-fidelity crossover networks.