Safe Flight Instrument, LLC Awarded RC-135 Auto Throttle Performance System



White Plains, New York (Tuesday, February 9, 2021) — Safe Flight Instrument, LLC of White Plains, NY announced today L3Harris has selected Safe Flight’s Auto Throttle Performance System for their RC-135 aircraft refresh program.

Safe Flight’s Auto Throttle Performance System (ATPS) consists of two Enhanced Aircraft Performance Computers (EAPC) and four independent Synthetic Clutch Servomotors (SCS). The EAPC will host Safe Flight’s pioneered Autothrottle, Angle-of-Attack (AoA), SCAT and Wind Shear systems as well as Runway Rotation Guidance and Speed Deviation functionality as required by the Integrated Mission Systems Team at L3Harris.

“Safe Flight has been a valued partner on the RC-135 for over a quarter century and we look forward to developing the next generation of equipment to support the fleet horizon through 2050. Both the Enhanced Aircraft Performance Computers and the Synthetic Clutch Servomotors will add operational functionality while significantly removing weight and increasing reliability and maintenance objectives.”, said Matt Greene, President of Safe Flight Instrument, LLC.

About L3Harris Technologies

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across air, land, sea, space, and cyber domains. L3Harris has approximately $18 billion in annual revenue and 48,000 employees, with customers in 100 countries.  To find out more, please visit

About Safe Flight

Safe Flight Instrument, LLC, a leader in aviation safety and flight performance systems, was founded in 1946. Headquartered in White Plains, New York, the company pioneered the development of Stall Warning and Angle of Attack, Automatic Throttle Systems, Wind Shear Warning, and many other innovations in aircraft instrumentation, flight performance and control systems for fixed and rotary winged aircraft. In the helicopter market, Safe Flight produces Powerline Detection and Tactile Cueing Systems. The Tactile Cueing System allows the pilot to literally “feel” their way around the helicopter’s safe operating envelope of engine and drivetrain limits.

Safe Flight’s products are installed on over two-thirds of the world’s aircraft in the general aviation, corporate, commercial, and military sectors.  To find out more, please visit



W. Todd Smiley

Vice President, Sales & Contracts

(914) 220-1124