Honeywell releases high-efficiency mode upgrade for 131-9A auxiliary power unit
Honeywell has released a high-efficiency mode upgrade for its 131-9A auxiliary power unit for single-aisle Airbus aircraft. This high-efficiency mode, which is enabled by a software encryption key, is expected to increase the average time-on-wing by 1,200 flight hours and reduce fuel burn by 2%. An auxiliary power unit (APU) is a critical piece of […]
Honeywell releases high-efficiency mode upgrade for 131-9A auxiliary power unit Read More »







