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Electrical systems

STC ST01178WI

FAA DRS lists ST01178WI as Current · Reissued, held by PWI Inc., for Learjet 35, Learjet 35A (C-21A), and Learjet 36. Recorded change: Installation of PWI Electrode Inverter, Glareshield Lighting System. Snapshot dated June 30, 2026.

FAA-listed holder
PWI Inc.
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of PWI Electrode Inverter, Glareshield Lighting System.

ST01178WI identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Learjet 35, Learjet 35A (C-21A), and Learjet 36. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Learjet 35A10CELearjet 35A (C-21A)A10CELearjet 36A10CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Learjet 35 and Learjet 35A (C-21A), and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which load analysis, wiring changes, protection, and limitations apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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