Scheduled Maintenance On Thursday 4/18 from 4:00 AM to 6:00 AM EST and Friday 04/20 from 1:00 AM to 2:00 AM EST, Technical Publications App will be unavailable as we prepare for the introduction of exciting new features. We appreciate your patience as we strive to enhance the Aero portal experience.
Scheduled Maintenance We will be conducting scheduled maintenance on 4/19 from 10:00 PM EST to 4/20 9:00 PM EST. During this time MyAerospace applications will be temporarily unavailable. We apologize for any inconvenience this may cause.​​
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APU Warranty

Protect your new auxiliary power unit (APU) investment with Honeywell’s APU Warranty for original equipment installation on new aircraft.

Defect-Free Warranty

We guarantee that auxiliary power units (APUs) sold for installation as original equipment on new aircraft, at time of delivery, the hardware will be free from defects in material, workmanship and title and will be of the kind and type as specified.