Industry · SIC 3621
Motors & Generators
38 tracked issuers filing with the SEC under this industry classification.
Issuers
38
Recent 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 current company moves, view SEC filings on Earnings Feed.
Source: Earnings Feed research · Nov 23, 2025
Latest filings
- 144GNRCGENERAC HOLDINGS INC.7.2 KBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.7.7 KBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.6.0 KBSEC(opens sec.gov)
- 8-KAI Technology Group Inc.134.7 KBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.6.7 KBSEC(opens sec.gov)
- 8-KSCWO374Water Inc.186.1 KBSEC(opens sec.gov)
- 8-KAMSCSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.6.0 KBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.5.4 KBSEC(opens sec.gov)
- 8-KGNRCGENERAC HOLDINGS INC.667.7 KBSEC(opens sec.gov)
- 8-KFELEFRANKLIN ELECTRIC CO INC1.3 MBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.6.0 KBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.6.7 KBSEC(opens sec.gov)
- 6-KTANAFSEC(opens sec.gov)
- 8-KSCWO374Water Inc.645.6 KBSEC(opens sec.gov)
- 10-QSCWO374Water Inc.5.6 MBSEC(opens sec.gov)
- SCHEDULE 13GINIOINNIO N.V.26.4 KBSEC(opens sec.gov)
- 8-KSCWO374Water Inc.168.5 KBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.4.8 KBSEC(opens sec.gov)
- 10-QAMSCSEC(opens sec.gov)
- 8-KAMSCSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.6.0 KBSEC(opens sec.gov)
- 10-QGNRCGENERAC HOLDINGS INC.10.2 MBSEC(opens sec.gov)
- 144GNRCGENERAC HOLDINGS INC.5.6 KBSEC(opens sec.gov)
- SCHEDULE 13G/AAMSCSEC(opens sec.gov)
- 10-QFELEFRANKLIN ELECTRIC CO INC8.6 MBSEC(opens sec.gov)
- 8-KGNRCGENERAC HOLDINGS INC.898.9 KBSEC(opens sec.gov)
- 8-KFELEFRANKLIN ELECTRIC CO INC4.9 MBSEC(opens sec.gov)
- 10-QINIOINNIO N.V.17.7 MBSEC(opens sec.gov)
- 8-KFELEFRANKLIN ELECTRIC CO INC413.2 KBSEC(opens sec.gov)
- 8-KINIOINNIO N.V.13.7 MBSEC(opens sec.gov)
- 6-KRAYASEC(opens sec.gov)
- 8-KSCWO374Water Inc.235.3 KBSEC(opens sec.gov)
- 6-KRAYAErayak Power Solution Group Inc.681.6 KBSEC(opens sec.gov)
- 8-KAI Technology Group Inc.147.3 KBSEC(opens sec.gov)
- 8-KGNRCGENERAC HOLDINGS INC.170.2 KBSEC(opens sec.gov)
- 6-KRAYASEC(opens sec.gov)
- 8-KAMSCSEC(opens sec.gov)
- S-1/AINIOINNIO Holding GmbH1.0 MBSEC(opens sec.gov)
- 10-KAMSCSEC(opens sec.gov)
Featured issuers
- 374Water Inc.CIK 0000933972SCWO
- AI Technology Group Inc.CIK 0001289047
- ALSTOMCIK 0001062066AOMFF
- American Security Resources Corp.CIK 0001085069
- AMERICAN SUPERCONDUCTOR CORP /DE/CIK 0000880807AMSC
- AMETEK INCCIK 0000006082
- BALDOR ELECTRIC COCIK 0000009342
- BRIGGS & STRATTON POWER PRODUCTS GROUP LLCCIK 0001080893
- CHINA CHANGJIANG MINING & NEW ENERGY COMPANY, LTD.CIK 0000029952
- CHINA ELECTRIC MOTOR, INC.CIK 0001421526
- CYCLONE POWER TECHNOLOGIES INCCIK 0001442711
- ECOTALITY, INC.CIK 0001301206
Classification
- SIC code
- 3621
- Total issuers
- 38
- Recent filings
- 40