Whelen Aerospace Technologies
Holds 57 approved modifications, most of them for the Piper PA-24 Comanche. Approved to make 2 classes of equipment. FAA spelling: Whelen Aerospace Technologies.
Approved modifications 57 · newest first
Piper PA-24 Comanche 12Piper PA-28 Cherokee, Warrior, Archer and Arrow 12Piper PA-32 Cherokee Six, Lance and Saratoga 12Piper PA-30 Twin Comanche 8Piper PA-39 Twin Comanche C/R 8Piper PA-34 Seneca 7Beechcraft 35 Bonanza and Debonair 5Beechcraft 95 Travel Air and Baron 55 5Beechcraft A36 Bonanza 5Beechcraft B36 Bonanza 5Piper PA-44 Seminole 5Beechcraft A23 4
2026-07-27SA02279AT · Installation of a Boom Beam bulb, starter, and ballast · SR20, SR22, SR22T
2026-06-12SA800EA · Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated... · 14-19-3A, 17-30, 17-31
2026-06-01SA12030NY · Installation of the position/anti-collision LED lights and LED beacon light · 525, 525A, 525B
2025-09-23SR04585NY · Replacement of Vertical and Horizontal Stabilizer Lights with LED Position/Anti-collision Lights · AW139
2025-09-23SA04841NY · Installation of replacement LED recognition lights, LED wingtip lights, LED beacon lights, LED taxi lights, and LED... · PC-12, PC-12/45, PC-12/47
2025-09-05SR02727SE · Installation and maintenance of the Sunspot 36 and 46 series lights · S-76A, S-76B, S-76C
2025-07-18SA12080BO · Installation of Prodigy model 90901() LED Landing Light · SR20, SR22, SR22T
2023-01-24SA3282SO · Installation of flap bracket fairings. · PA-30, PA-39
2023-01-24SA3281SO · Installation of flap bracket fairings. · PA-24, PA-24-250, PA-24-260
2023-01-24SA01038AT · Installation of composite construction wingtips with Hoernr chordwise section with a clear plexiglass nose enclosure... · PA-28 Series, PA-28R Series, PA-32R Series
2023-01-24SA00162AT · Installation of flap gap seals · PA-34-200, PA-34-200T, PA-34-220T
2023-01-24SA03470AT · Installation of a replacement cowling for Piper Turbo Arrow models. · PA-28R-201T, PA-28RT-201T
2023-01-24SA00264AT · Installation of main landing gear fairings. · PA-44-180, PA-44-180T
2023-01-24SA02408AK · Installation of the LoPresti Speed Mods Cowlabunga Cowling System for Cessna 177RG aircraft · 177RG
2023-01-24SA00424AT · Installation of flap gap seals. · PA-24, PA-24-250, PA-24-260
2023-01-24SA01319AT · Installation of new composite engine cowling with cowl flap and large inspection access doors on both sides of cowling. · PA-28R-201, PA-28R-180, PA-28R-200
2023-01-24SA00426AT · Installation of a composite WHOLLEY COWL. · PA-24-250, PA-24-260
2023-01-24SA3105SO · Installation of 'speed spats' main landing gear fairings. · PA-30, PA-39
2023-01-24SA00449AT · Installation of flap gap seals. · PA-39, PA-30
2023-01-24SA3302SO · Installation of fiberglass nose bowl. · PA-39, PA-30
2023-01-24SA00064AT · Installation of aileron gap seals. · PA-32-260, PA-32RT-300T, PA-32RT-300
2023-01-24SA00163AT · Installation of "Speed Splitter" flap bracket fairings · PA-34-200, PA-34-200T, PA-34-220T
2023-01-24SA00060AT · Installation of flap gap seals. · PA-28 Series
2023-01-24SA3229SO · Installation of main landing gear fairings. · PA-28RT-201T, PA-28R-180, PA-28R-200
2023-01-24SA00262AT · Installation of flap gap seals. · PA-44-180, PA-44-180T
2023-01-24SA00063AT · Installation of aileron gap seals. · PA-28-160, PA-28R-200, PA-28R-180
2023-01-24SA3254SO · Installation of main landing gear fairings. · PA-32R-301(SP), PA-32RT-300T, PA-32R-301(HP)
2023-01-24SA00073AT · Installation of main landing gear fairings. · PA-34-200 (Seneca), PA-34-200T (Seneca II),...
2023-01-24SA01206AT · Installation of a cowling nose bowl · PA-34-220T (Seneca III), PA-34-200T
2023-01-24SA00263AT · Installation of 'speed splitter' flap bracket fairings. · PA-44-180, PA-44-180T
2023-01-24SA3077SO · Installation of 'speed spats' main landing gear fairings and/or installation of 'Comanche speed slipper' nose gear fairing. · PA-24-400, PA-24-260, PA-24-250
2023-01-24SA00953AT · Installation of a composite 'HOWL COWL,' mod comp engine cowling w/COWL FLAPS, full length nosegear close doors,... · PA-32R-301(SP), PA-32RT-300, PA-32R-300
2022-09-01SA01904WI · Installation of LED Position and Recognition Lights. · 36, A36, A36TC
2022-08-19SA02041AT · Installation of a new technology landing light. · M20J
2022-08-19SA01982AT · Installation of new composite wingtip with recognition light. · PA-28-201T, PA-28-236, PA-28RT-201T
2022-08-19SA01660AT · Installation of composite engine cowling with cowl flap. · PA-32-260, PA-32-301, PA-32-300
2022-08-19SA02057AT · Installation of a composite nose bowl. · AA-5, AA-5A, AA-5B
2022-08-19SA01675AT · Installation of composite wingtips with recognition lights under a lens. · PA-32-301, PA-32-301T, PA-32-301XTC
2022-07-22SE01537AT · Replace counterweights on Lycoming O-540-A1A5, -A1B5, -A1C5, -A1D5, and IO-540-C1B5 engines. · IO-540-C1B5, O-540-A1D5, O-540-A1B5
2022-07-22SA288CH · Installation of Hartzell HC-C3YR-1RF/ F7590 propeller and 835-52P spinner. · PA-24-260
2022-07-22SA00029AT · Installation of 'Speed Splitter' flap bracket fairings. · PA-32 Series
2022-07-22SA04472AT · Installation of Whelen Aerospace Technologies LED Anti-Collision Light and LED Navigation/Position Light System 01 · 208, 208B
2022-07-22SR03512AT · Installation of HID Landing and Taxi Lights · AS-350B, AS-350B1, AS-350B2
2022-07-22SA00059AT · Installation of flap gap seals. · PA-32 Series
2022-07-22SA00028AT · Installation of 'speed splitter' flap bracket fairings. · PA-28 Series
2022-07-22SA00618AT · Installation of a stabilator modification kit. · PA-24-260, PA-24-250
2022-07-22SA01538AT · Installation of Hartzell HC-C3YR-1RF/F7590 or HC-C2YK-1A or HC-C2YK-1B propellers. · PA-24-250
2022-07-22SA02232AT · Installation of composite nose cowl, nose landing gear doors, and induction air system. · M20E, M20F, M20J
2020-12-15ST00412BO · Installation of Whelen non-required underwing wingtip flood lights · G-IV, GIV-X, GV
2020-02-19ST04472AT · Entered in error see SA04472AT. · 208, 208B
2019-06-19SA00344BO PAGE 1 · Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. · F.260, F.260B, F.260C
2019-06-19SA00344BO PAGE 2 · Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. · AT-401B, AT-402A, AT-402B
2019-05-30SA615EA (PAGE 1) · Installation of a Whelen Anti-Collision Strobe Light System as replacement for originally installed anti-collision lights. · 14-19-3A, 17-30, 17-30A
2019-05-30SA615EA (PAGE 2) · Installation of a Whelen Anti-Collision Strobe Light System as replacement for originally installed anti-collision lights. · 7EC, 7ECA, 7FC
2019-05-29SR00359BO · Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. · J-2 Gyroplane, A109, A109A
2019-01-16SA3042SO · Installation of 'Speed Spats' main landing gear fairings. · PA-24-250, PA-24-260
ST02893AT · Installation of a Boom Beam Taxi/Landing Light System · 400, 400A, 400T
Equipment approvals technical standard order authorisations
2025-09-04TSO-C30c · AIRCRAFT POSITION LIGHTS · LED Position/Anti-Collision Light · electrical power
2025-09-04TSO-C96a · ANTICOLLISION LIGHT SYSTEMS · LED Position/Anti-Collision Light · electrical power
Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.