Which file should I choose?
Use OTS125T3.stp (revision A) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified OTS125T3.stp.

ABB OTS125T3: original STEP for switching or transfer equipment layouts. OTS125T3, 1SCA022379R9680, stp-file.
Switchgear groups the devices that connect, disconnect and protect power circuits. A switchboard takes an incoming supply and distributes it to outgoing circuits.
Use OTS125T3.stp (revision A) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified OTS125T3.stp.
1 inspected original for ABB OTS125T3: OTS125T3.stp (STEP). The manufacturer describes this configuration as OTS125T3, 1SCA022379R9680, stp-file.
STEP · 75 KB · Rev A
Download filename: OTS125T3.stp
Original manufacturer STEP geometry
1 inspected original for ABB OTS125T3: OTS125T3.stp (STEP). The manufacturer describes this configuration as OTS125T3, 1SCA022379R9680, stp-file.
ABB supplied the original files through https://search.abb.com/library/Download.aspx?DocumentID=OTS125T3&LanguageCode=en&DocumentPartId=&Action=Launch. The source reference, revision, original bytes and checksum are retained with each download.
Original publisher: ABB. Source checked 2026-11-11. Original bytes are preserved; file links and document references identify the source.
Manufacturer source discovery; confirm the exact regional equipment configuration and certification separately.
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