
Back to basics: How an ignition coil works
Small size, lightweight
Energy saving
Highly reliable
Easy to install
DENSO is a long-standing leader in direct ignition technology, working in close cooperation with vehicle manufacturers around the world. We developed the car industry’s first, compact, stick-type ignition coil. DENSO also pioneered micro-sized driver circuits and diagonal inductive windings for improved performance in a smaller space. These design breakthroughs, and others, feature in DENSO’s Ignition Coils for the aftermarket, ensuring reliable, efficient ignition performance on every journey.