OTCQX:

Control Systems

Electronic Switching Units

2023-11-01T18:50:34-06:00August 24, 2023|

Butler National Corporation provides dependable switching unit products to the commercial aviation industry. Applications included the McDonnell Douglas DC8, DC9, MD 11, MD-80, MD 90 or DC10 - factory delivered with Butler National Switching Units on board to handle the complex task of switching hundreds of communication navigation functions simultaneously at the flip of a switch. The robust switching-unit design stems from the 1960's.

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