Motors & Generators
38 tracked issuers filing with the SEC under this industry classification.
Issuers
38
Filings
40
SIC Code
3621
Industry Overview
Motors & Generators
Motors & Generators (SIC 3621) covers manufacturers of electric motors, alternators, and generator sets used in industrial equipment, HVAC systems, EV drivetrains, data centers, utilities, and backup power solutions. Core offerings span high-efficiency AC/DC motors, brushless designs, variable-frequency drives, portable and standby generators, and related control systems, sold to OEMs, power producers, construction firms, and critical infrastructure operators. Key risks include raw material volatility (copper, rare earth magnets), geopolitical supply constraints, tight energy-efficiency mandates (DOE, NEMA), safety and emissions oversight from OSHA and EPA, and warranty exposure from uptime guarantees. In 2024–2025, demand is shaped by grid modernization, microgrids, EV and battery plants, data center growth, and reshoring-led capex, alongside rising adoption of smart, sensor-enabled units for predictive maintenance. Elevated financing costs and utility interconnection delays remain headwinds, while sustainability pressure favors ultra-efficient and recyclable designs. For real-time company moves, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · Nov 23
Latest Filings
- 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Jul 10, 7:30 AM ET24.3 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
Jul 8, 4:30 PM ET235.3 KB - 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Jun 16, 7:00 AM ET681.6 KB - 8-KAI Technology Group Inc.
AI Technology Group Inc. 8-K
Jun 12, 5:05 PM ET147.3 KB - 8-KGENERAC HOLDINGS INC.$GNRC
GENERAC HOLDINGS INC. 8-K
Jun 12, 4:27 PM ET170.2 KB - 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Jun 5, 4:30 PM ET27.0 KB - 8-KAMERICAN SUPERCONDUCTOR CORP /DE/$AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/ 8-K
Jun 2, 4:05 PM ET175.6 KB - S-1/AINNIO Holding GmbH$INIO
INNIO Holding GmbH S-1/A
May 29, 6:33 PM ET1.0 MB - 10-KAMERICAN SUPERCONDUCTOR CORP /DE/$AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/ 10-K
May 27, 4:09 PM ET13.5 MB - 8-KAMERICAN SUPERCONDUCTOR CORP /DE/$AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/ 8-K
May 27, 4:06 PM ET519.6 KB - S-1/AINNIO Holding GmbH$INIO
INNIO Holding GmbH S-1/A
May 26, 7:13 AM ET19.3 MB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
May 14, 4:52 PM ET662.4 KB - 10-Q374Water Inc.$SCWO
374Water Inc. 10-Q
May 14, 4:36 PM ET4.6 MB - 8-KFRANKLIN ELECTRIC CO INC$FELE
FRANKLIN ELECTRIC CO INC 8-K
May 11, 4:58 PM ET160.9 KB - S-1INNIO Holding GmbH$INIO
INNIO Holding GmbH S-1
May 11, 3:37 PM ET12.5 MB - 10-QGENERAC HOLDINGS INC.$GNRC
GENERAC HOLDINGS INC. 10-Q
May 5, 4:16 PM ET8.3 MB - 8-KFRANKLIN ELECTRIC CO INC$FELE
FRANKLIN ELECTRIC CO INC 8-K
May 4, 11:27 AM ET144.0 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
May 1, 5:02 PM ET218.7 KB - 10-K/A374Water Inc.$SCWO
374Water Inc. 10-K/A
Apr 30, 5:17 PM ET755.0 KB - 10-QFRANKLIN ELECTRIC CO INC$FELE
FRANKLIN ELECTRIC CO INC 10-Q
Apr 29, 2:10 PM ET7.4 MB - 8-KGENERAC HOLDINGS INC.$GNRC
GENERAC HOLDINGS INC. 8-K
Apr 29, 7:00 AM ET771.5 KB - 8-KFRANKLIN ELECTRIC CO INC$FELE
FRANKLIN ELECTRIC CO INC 8-K
Apr 28, 4:00 PM ET4.7 MB - 8-KFRANKLIN ELECTRIC CO INC$FELE
FRANKLIN ELECTRIC CO INC 8-K
Apr 28, 8:00 AM ET383.0 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
Apr 16, 9:19 AM ET3.7 MB - 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Apr 16, 6:01 AM ET294.3 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
Apr 15, 4:57 PM ET139.7 KB - SCHEDULE 13D/AWallbox N.V.$GNRC
Wallbox N.V. SCHEDULE 13D/A
Apr 13, 9:01 PM ET41.7 KB - 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Apr 9, 4:30 PM ET86.8 KB - 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Apr 2, 7:30 AM ET18.3 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
Mar 31, 4:45 PM ET347.9 KB - 10-K374Water Inc.$SCWO
374Water Inc. 10-K
Mar 31, 4:31 PM ET23.8 MB - 8-KGENERAC HOLDINGS INC.$GNRC
GENERAC HOLDINGS INC. 8-K
Mar 25, 7:30 AM ET239.4 KB - 6-KErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K
Mar 18, 4:30 PM ET289.3 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
Mar 11, 8:47 AM ET304.6 KB - 8-K374Water Inc.$SCWO
374Water Inc. 8-K
Mar 6, 4:31 PM ET139.6 KB - 8-K/AAI Technology Group Inc.
AI Technology Group Inc. 8-K/A
Mar 5, 4:02 PM ET137.4 KB - 8-K/AAI Technology Group Inc.
AI Technology Group Inc. 8-K/A
Mar 5, 4:02 PM ET150.3 KB - 6-K/AErayak Power Solution Group Inc.$RAYA
Erayak Power Solution Group Inc. 6-K/A
Feb 27, 4:30 PM ET27.2 KB - 8-KFRANKLIN ELECTRIC CO INC$FELE
FRANKLIN ELECTRIC CO INC 8-K
Feb 26, 4:43 PM ET6.7 MB - 8-K/A374Water Inc.$SCWO
374Water Inc. 8-K/A
Feb 25, 4:38 PM ET140.0 KB
Featured Issuers
12- $SCWO
374Water Inc.
CIK 0000933972
AI Technology Group Inc.
CIK 0001289047
- $AOMFF
ALSTOM
CIK 0001062066
American Security Resources Corp.
CIK 0001085069
- $AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
CIK 0000880807
AMETEK INC
CIK 0000006082
BALDOR ELECTRIC CO
CIK 0000009342
BRIGGS & STRATTON POWER PRODUCTS GROUP LLC
CIK 0001080893
CHINA CHANGJIANG MINING & NEW ENERGY COMPANY, LTD.
CIK 0000029952
CHINA ELECTRIC MOTOR, INC.
CIK 0001421526
CYCLONE POWER TECHNOLOGIES INC
CIK 0001442711
ECOTALITY, INC.
CIK 0001301206
Classification
- SIC Code
- 3621
- Total Issuers
- 38
- Recent Filings
- 40