Which file should I choose?
Use SONT161011R25.STP.stp (revision A) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified SONT161011R25.STP.stp.

ABB SONT161011R25: original STEP for switching or transfer equipment layouts. SONT161011R25.stp, OTU16B3MS2, 1SCA132665R1001, OTU16B4HS2/L, 1SCA141415R1001, OTU16B4MS2, 1SCA132674R1001, OTU16B4MS2/L, 1SCA141416R1001, OTU16BA3MS2, 1SCA128505R1001, OTU16BA4MS2, 1SCA132682R1001, OTU25B3MS2, 1SCA132666R1001, OTU25B4MS2, 1SCA132678R1001, OTU25BA3MS2, 1SCA128504R1001, OTU25BA4MS2, .
Switchgear groups the devices that connect, disconnect and protect power circuits. A switchboard takes an incoming supply and distributes it to outgoing circuits.
Use SONT161011R25.STP.stp (revision A) to place the original solid geometry in your 3D assembly. The ZIP contains the unmodified SONT161011R25.STP.stp.
1 inspected original for ABB SONT161011R25: SONT161011R25.STP.stp (STEP). The manufacturer describes this configuration as SONT161011R25.stp, OTU16B3MS2, 1SCA132665R1001, OTU16B4HS2/L, 1SCA141415R1001, OTU16B4MS2, 1SCA132674R1001, OTU16B4MS2/L, 1SCA141416R1001, OTU16BA3MS2, 1SCA128505R1001, OTU16BA4MS2, 1SCA132682R1001, OTU25B3MS2, 1SCA132666R1001, OTU25B4MS2, 1SCA132678R1001, OTU25BA3MS2, 1SCA128504R1001, OTU25BA4MS2, 1SCA132683R1001, OTU32B3MS2, 1SCA132667R1001, OTU32B4MS2, 1SCA132681R1001, OTU32BA3MS2, 1SCA132669R1001, OTU32BA4MS2, 1SCA132684R1001.
STEP · 584 KB · Rev A
Download filename: SONT161011R25.STP.stp
Original manufacturer STEP geometry
1 inspected original for ABB SONT161011R25: SONT161011R25.STP.stp (STEP). The manufacturer describes this configuration as SONT161011R25.stp, OTU16B3MS2, 1SCA132665R1001, OTU16B4HS2/L, 1SCA141415R1001, OTU16B4MS2, 1SCA132674R1001, OTU16B4MS2/L, 1SCA141416R1001, OTU16BA3MS2, 1SCA128505R1001, OTU16BA4MS2, 1SCA132682R1001, OTU25B3MS2, 1SCA132666R1001, OTU25B4MS2, 1SCA132678R1001, OTU25BA3MS2, 1SCA128504R1001, OTU25BA4MS2, 1SCA132683R1001, OTU32B3MS2, 1SCA132667R1001, OTU32B4MS2, 1SCA132681R1001, OTU32BA3MS2, 1SCA132669R1001, OTU32BA4MS2, 1SCA132684R1001.
ABB supplied the original files through https://search.abb.com/library/Download.aspx?DocumentID=SONT161011R25.STP&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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