Gill Instruments designs and manufactures inductive ignition and air-fuel ratio control systems for industrial gas engines. They have a reputation for quality and reliability, used around the world by OEMs of all sizes. Gill engine controls provide a cost-effective solution for challenging gas engine applications. We offer a variety of Gill products, including inductive ignition systems, ignition coils, air/fuel control valves, displays, inductive pickups, and emissions control systems to complement your engines.