The Nieco NC16921 ignition module provides dependable ignition control to support safe and consistent equipment operation. This ignition module is an electrical component designed to generate and manage the spark required to ignite compatible gas-powered equipment. Operating at 50/60 Hz, it works by receiving an electrical signal and delivering the necessary ignition output through its three female disconnect terminals for proper system connection. By helping ensure reliable burner ignition, it supports consistent equipment performance, minimizes ignition-related interruptions, and contributes to efficient operation. Designed as a compatible replacement part, it helps restore dependable ignition function and reliable day-to-day performance in commercial equipment.