Environmental Systems
ATA · 1156 parts
Environmental Systems brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
Electrofan
P/N EVTA 103
NE
TECHNOFAN
$14.55
Price and availability checked Oct 29, 2026 MST
Backorder
Cabin Altitude/ Differential Pressure Cabin Alt/Diff. 0-30000FT / 0-6 PSI Ga 0-10K FT, Ya 10-28K FT / Ga 0-5.65, Rr 5.65 PSI
P/N AAP251541
NE
UMA
$755.99
In stock
Cabin Altitude/ Differential Pressure Cabin Alt/Diff. 0-30000FT / 0-6 PSI Ga 0-10K FT, Ya 10-28K FT / Ga 0-5.15, Rr 5.15 PSI
P/N AAP251542
NE
UMA
$755.99
In stock
Electrofan
NE
P/N EVTA 103
TECHNOFAN
$14.55
Price and availability checked Oct 29, 2026 MST
Backorder
Cabin Altitude/ Differential Pressure Cabin Alt/Diff. 0-30000FT / 0-6 PSI Ga 0-10K FT, Ya 10-28K FT / Ga 0-5.65, Rr 5.65 PSI
NE
P/N AAP251541
UMA
$755.99
In stock
Price check pending
Cabin Altitude/ Differential Pressure Cabin Alt/Diff. 0-30000FT / 0-6 PSI Ga 0-10K FT, Ya 10-28K FT / Ga 0-5.15, Rr 5.15 PSI
NE
P/N AAP251542
UMA
$755.99
In stock
Price check pending