# STEP eOVR T1-T2 4L 12.5-440s

ABB STEP eOVR T1-T2 4L 12.5-440s: breaker or breaker-accessory reference for breaker compartment and mounting interfaces. Manufacturer reference 9AKK108466A7399.

## Equipment and file summary

Equipment / resource: STEP eOVR T1-T2 4L 12.5-440s
Manufacturer: ABB
Resource type: Named drawing reference
Manufacturer drawing: 9AKK108466A7399
Manufacturer reference: 9AKK108466A7399
Document revision: A
Listed file formats: STEP
Listed files: 1
Available previews: No browser preview; original files are downloadable
Recorded revisions: A
Source checked: 2026-11-04
Download access: Email registration for site downloads; official source links are also available

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Canonical page: https://eloragrid.ai/tools/cad-library/equipment/abb-step-eovr-t1-t2-4l-12-5-440s-de69e6a71e
Manufacturer: ABB
Entry type: Named drawing reference
Part number: Not specified — select exact configuration
Category: Breakers & accessories
Formats: STEP
Market discovery: Global
Access: Direct download
Official source: https://search.abb.com/library/Download.aspx?DocumentID=9AKK108466A7399&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
Manufacturer evidence: https://search.abb.com/library/Download.aspx?DocumentID=9AKK108466A7399&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
Source checked: 2026-11-04

1 original file is available to download here. Manufacturer sources and revisions are listed below.
Confirm the exact regional configuration against the selected manufacturer drawing.
The supplied configuration is “STEP eOVR T1-T2 4L 12.5-440s”. Keep those frame, mounting and accessory codes with the inserted drawing.


## In plain English

### Using the STEP eOVR T1-T2 4L 12.5-440s reference

ABB STEP eOVR T1-T2 4L 12.5-440s: breaker or breaker-accessory reference for breaker compartment and mounting interfaces. Manufacturer reference 9AKK108466A7399.

### A simple example

Use 9AKK108466A7399.stp revision A for the supplied solid assembly in your 3D layout. Match the STEP eOVR T1-T2 4L 12.5-440s configuration named by ABB.

### What the drawings help you do

Use 9AKK108466A7399.stp revision A for the supplied solid assembly in your 3D layout.

### Before using this reference

- The supplied configuration is “STEP eOVR T1-T2 4L 12.5-440s”. Keep those frame, mounting and accessory codes with the inserted drawing.
- Use the exact frame, pole and mounting configuration named by this reference. Door drilling, connection and accessory drawings describe those interfaces rather than a complete switchboard.

### What can I use the STEP eOVR T1-T2 4L 12.5-440s reference for?

Use this breaker or breaker-accessory reference for breaker compartment and mounting interfaces. The supplied configuration is “STEP eOVR T1-T2 4L 12.5-440s”. Keep those frame, mounting and accessory codes with the inserted drawing.

### Which manufacturer reference identifies this drawing?

ABB reference 9AKK108466A7399. The file list retains the original source and recorded revision.

### Terms


Concept diagram: Identify STEP eOVR T1-T2 4L 12.5-440s → Select the drawing or model → Check the mounting interface
The supplied configuration is “STEP eOVR T1-T2 4L 12.5-440s”. Keep those frame, mounting and accessory codes with the inserted drawing.

- [ABB source](https://search.abb.com/library/Download.aspx?DocumentID=9AKK108466A7399&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A)


## Which file should I choose?

Use 9AKK108466A7399.stp revision A for the supplied solid assembly in your 3D layout.

## Official files

- 9AKK108466A7399.stp (STEP): https://search.abb.com/library/Download.aspx?DocumentID=9AKK108466A7399&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Site download: https://eloragrid.ai/tools/cad-library/download/abb-step-eovr-t1-t2-4l-12-5-440s-de69e6a71e/997098d9b42d0d3a67fe
  Hosting basis: no-explicit-prohibition; publisher attribution: ABB; reviewed: 2026-11-04
  Rights review: Reviewed the available source, embedded drawing text and archive notices. No explicit applicable redistribution prohibition was identified. Rights remain unknown; no licence or manufacturer endorsement is asserted.; evidence: https://search.abb.com/library/Download.aspx?DocumentID=9AKK108466A7399&LanguageCode=en&DocumentPartId=&Action=Launch&DocumentRevisionId=A
  Purpose: Manufacturer drawing reference 9AKK108466A7399; acquired: true; redistribution: unknown; SHA-256: 997098d9b42d0d3a67fe8a2fbd9bbebe25b2323a31b64409afb4471227d9b528; revision: A

Global discovery is not proof of regional certification. Confirm exact configuration, revision, dimensional units and use rights with the manufacturer.