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Electrical systems

STC SA1728SO

FAA DRS lists SA1728SO as Current · Amended, held by Teledyne Battery Products, for Piper Aircraft PA-31T, Piper Aircraft PA-31T1, and Piper Aircraft PA-31T2, and 2 more aircraft configurations. Recorded change: Replace existing nickel-cadmium batteries with Teledyne Battery Products G-6381E and G-6381ES. Snapshot dated June 30, 2026.

FAA-listed holder
Teledyne Battery Products
Aircraft configurations
5
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Replace existing nickel-cadmium batteries with Teledyne Battery Products G-6381E and G-6381ES.

SA1728SO 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: Piper Aircraft PA-31T, Piper Aircraft PA-31T1, and Piper Aircraft PA-31T2, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Piper Aircraft PA-31TA8EAPiper Aircraft PA-31T1A8EAPiper Aircraft PA-31T2A8EAPiper Aircraft PA-42-720A23SOPiper Aircraft PA-42A23SO

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-31T and Piper Aircraft PA-31T1, and 3 more aircraft configurations 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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