# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000080420-25-000152
Filing Date
2025-11-19
Accepted
2025-11-19 12:40:55
Documents
106
Period of Report
2025-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | powl-20250930.htm iXBRL | 10-K | 1477459
2 | EX-4 | exhibit4descriptionofpowel.htm | EX-4 | 24467
3 | EX-10.22 | exhibit1022consentandfourt.htm | EX-10.22 | 106766
4 | EX-19 | exhibit19insidertradingpol.htm | EX-19 | 48508
5 | EX-21.1 | exhibit21110k2025.htm | EX-21.1 | 12904
6 | EX-23.1 | exhibit23110k2025.htm | EX-23.1 | 2556
7 | EX-31.1 | powlexhibit31110k2025.htm | EX-31.1 | 10553
8 | EX-31.2 | powlexhibit31210k2025.htm | EX-31.2 | 10872
9 | EX-32.1 | powlexhibit32110k2025.htm | EX-32.1 | 4756
10 | EX-32.2 | powlexhibit32210k2025.htm | EX-32.2 | 5410
16 | GRAPHIC | image_0.jpg | GRAPHIC | 16860
17 | PERFORMANCE GRAPH | powl-20250930_g1.jpg | GRAPHIC | 135570
| Complete submission text file | 0000080420-25-000152.txt |  | 9767700

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | powl-20250930.xsd | EX-101.SCH | 55948
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | powl-20250930_cal.xml | EX-101.CAL | 110484
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | powl-20250930_def.xml | EX-101.DEF | 267888
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | powl-20250930_lab.xml | EX-101.LAB | 791083
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | powl-20250930_pre.xml | EX-101.PRE | 562310
108 | EXTRACTED XBRL INSTANCE DOCUMENT | powl-20250930_htm.xml | XML | 1329019

Mailing Address 8550 MOSLEY DRIVE P O BOX 12818 8550 MOSLEY DRIVE P O BOX 12818 HOUSTON TX 77075
Business Address 8550 MOSLEY DR POST OFFICE BOX 12818 HOUSTON TX 77075 7139446900
POWELL INDUSTRIES INC (Filer) CIK: 0000080420 (see all company filings)

EIN.: 880106100 | State of Incorp.: NV | Fiscal Year End: 0930
Type: 10-K | Act: 34 | File No.: 001-12488 | Film No.: 251497890
SIC: 3613 Switchgear & Switchboard Apparatus
(CF Office: 04 Manufacturing)