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Safety and emergency equipment

STC ST04535AT

FAA DRS lists ST04535AT as Current · Reissued, held by Chippewa Aerospace Inc, for Embraer SA ERJ 170-100 LR, Embraer SA ERJ 170-100 SE, and Embraer SA ERJ 170-100 STD, and 11 more aircraft configurations. Recorded change: Installation of the CES-170 Emergency Light Power Unit (ELPU). Snapshot dated June 30, 2026.

FAA-listed holder
Chippewa Aerospace Inc
Aircraft configurations
14
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of the CES-170 Emergency Light Power Unit (ELPU).

ST04535AT 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: Embraer SA ERJ 170-100 LR, Embraer SA ERJ 170-100 SE, and Embraer SA ERJ 170-100 STD, and 11 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Embraer SA ERJ 170-100 LRA56NMEmbraer SA ERJ 170-100 SEA56NMEmbraer SA ERJ 170-100 STDA56NMEmbraer SA ERJ 170-100 SUA56NMEmbraer SA ERJ 170-200 LLA56NMEmbraer SA ERJ 170-200 LRA56NMEmbraer SA ERJ 170-200 STDA56NMEmbraer SA ERJ 170-200 SUA56NMEmbraer SA ERJ 190-100 ECJA57NMEmbraer SA ERJ 190-100 IGWA57NMEmbraer SA ERJ 190-100 LRA57NMEmbraer SA ERJ 190-100 STDA57NMEmbraer SA ERJ 190-200 IGWA57NMEmbraer SA ERJ 190-200 STDA57NM

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Embraer SA ERJ 170-100 LR and Embraer SA ERJ 170-100 SE, and 12 more aircraft configurations model, serial range, and configuration?
  2. 02Which equipment, inspection intervals, procedures, 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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