The DS3800DFCA – Firing Circuit Auxiliary Card is an important part of the GE Speedtronic Mark IV turbine control system. It functions as an auxiliary support card to the main firing circuit, helping to regulate power distribution and assist in the sequencing of firing operations within gas and steam turbine setups.

This board plays a critical role in maintaining timing accuracy, voltage regulation, and synchronization with other system components—ensuring stable and efficient turbine control.

At World of Controls, the DS3800DFCA is available in both unused and professionally rebuilt conditions. Every unit is tested thoroughly to match OEM performance standards, offering dependable integration into existing systems.

To support urgent maintenance or part replacement needs, we offer same-day shipping and fast delivery on available stock.

For pricing, availability, or technical support, reach out to our team. We’ll get back to you within 24 hours with the best solution for your application.