Switchgear & Switchboard Apparatus
7 tracked issuers filing with the SEC under this industry classification.
Issuers
7
Filings
40
SIC Code
3613
Industry Overview
Switchgear & Switchboard Apparatus
Switchgear & Switchboard Apparatus makers under SIC 3613 provide medium- and low-voltage switchgear, switchboards, circuit breakers, protective relays, and intelligent control panels that route and protect power for utilities, industrial plants, data centers, transit systems, and fast-growing renewable and EV charging projects. Customers demand high reliability, compact footprints, and digital monitoring, driving 2024–2025 trends in smart switchgear with IoT sensors, arc-flash mitigation, solid-state designs, and SF6 phase-down alternatives to meet tightening environmental and safety standards. Major risks include supply chain exposure to copper and specialty resins, cybersecurity requirements for grid-connected devices, and strict compliance with OSHA, IEC/IEEE, UL, and utility interconnection rules; project delays and warranty liabilities remain profit swing factors. Rising grid modernization spend, AI-driven load management, and microgrid deployments are expanding retrofit and service opportunities, while price competition pressures margins. For the latest disclosures and order pipelines, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Jan 8, 4:15 PM ET194.8 KB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Jan 6, 4:59 PM ET141.5 KB - 10-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 10-K
Nov 19, 12:40 PM ET9.8 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Nov 18, 4:28 PM ET319.0 KB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Nov 4, 4:20 PM ET205.1 KB - 10-QLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 10-Q
Oct 29, 1:06 PM ET10.9 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Oct 29, 7:02 AM ET4.6 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Oct 28, 4:26 PM ET2.5 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Aug 7, 9:06 AM ET185.8 KB - 10-QPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 10-Q
Aug 6, 12:27 PM ET5.2 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Aug 5, 4:21 PM ET377.1 KB - 10-QLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 10-Q
Jul 30, 1:09 PM ET10.6 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Jul 30, 7:03 AM ET4.2 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Jul 22, 4:16 PM ET143.1 KB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
May 27, 7:12 AM ET339.4 KB - 10-QPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 10-Q
May 7, 1:16 PM ET5.1 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
May 6, 4:40 PM ET377.0 KB - 10-QLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 10-Q
Apr 30, 2:55 PM ET10.6 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Apr 29, 5:06 PM ET3.6 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Apr 28, 4:53 PM ET2.2 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Apr 9, 7:30 AM ET227.9 KB - 10-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 10-K
Mar 13, 4:04 PM ET18.1 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Feb 24, 4:37 PM ET360.4 KB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Feb 19, 5:30 PM ET214.6 KB - 10-QPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 10-Q
Feb 7, 11:51 AM ET4.7 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Feb 6, 4:33 PM ET290.9 KB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Feb 4, 4:32 PM ET213.4 KB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Jan 28, 5:04 PM ET5.6 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Jan 13, 7:17 AM ET509.4 KB - 10-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 10-K
Nov 20, 3:30 PM ET8.5 MB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Nov 19, 4:28 PM ET319.1 KB - SC 13G/ALITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE SC 13G/A
Nov 14, 1:28 PM ET6.6 KB - 8-KPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 8-K
Nov 5, 4:30 PM ET212.8 KB - SC 13G/APOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC SC 13G/A
Oct 31, 11:54 AM ET19.4 KB - 10-QLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 10-Q
Oct 30, 1:24 PM ET10.0 MB - 8-KLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 8-K
Oct 29, 5:03 PM ET5.2 MB - SC 13D/APOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC SC 13D/A
Oct 10, 5:16 PM ET61.5 KB - 144POWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 144
Aug 27, 4:24 PM ET7.2 KB - 10-QLITTELFUSE INC /DE$LFUS
LITTELFUSE INC /DE 10-Q
Jul 31, 4:06 PM ET9.7 MB - 10-QPOWELL INDUSTRIES INC$POWL
POWELL INDUSTRIES INC 10-Q
Jul 31, 2:29 PM ET5.5 MB
Featured Issuers
7Classification
- SIC Code
- 3613
- Total Issuers
- 7
- Recent Filings
- 40