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Motors and Generators
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SIC Industry 3621   —   NAICS² Industry  335312

SIC [1987]  →  Manufacturing  →  Electronic & Other Electric Equipment  →  Electrical Industrial Apparatus  →  Motors & generators §

61  Registrants
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  ·   List them ordered by how active they’ve been   ·   List only Registrants currently in this Industry

As Of     Filer / IssuerLatest Filings     SIC
In ascending orderAs: Filer    Re: Issuer    
Active (in the Past Year, since 10/6/21) in Industry 3621:
374Water Inc. [ formerly Powerverde, Inc. ]  8-K New Filing in the Past Week!  3  3621
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Alstom  F-6 POS OLD  SC 13G/A  3621
American Superconductor Corp./DE  S-8  SC 13G  3621
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China Changjiang Mining & New Energy Co., Ltd.  10-Q  UPLOAD  3621
Clean Energy Technologies, Inc.  PRE 14C  4  3621
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Erayak Power Solution Group Inc.  F-1/A  —  3621
Franklin Electric Co. Inc.  8-K  4  3621
Generac Holdings Inc.  10-Q  4
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Land Newco, Inc.  15-12G OLD  4  3621
Regal Rexnord Corp. [ formerly Regal Beloit Corp. ]  10-Q  4  3621
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RYSE Inc.  D/A New Filing in the Past Week!  UPLOAD  3621
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XT Energy Group, Inc. [ formerly Xiangtian (USA) Air Power Co., Ltd. ]  REVOKED  3 OLD  3621
 — 12 — 
Active, but no longer SEC-assigned to, nor self-declared in, Industry 3621:
AMETEK, Inc.  8-K  4  3823
A.O. Smith Corp.  10-Q  4/A  3630
Capstone Green Energy Corp. [ formerly Capstone Turbine Corp. ]  8-K New Filing in the Past Week!  3
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Emerson Electric Co.  10-Q  4 New Filing in the Past Week!  3600
 — 4 — 
No Activity (in the Past Year) as a Registrant:
All Filings are OLD    
More...  List all, including 45 Inactive Registrants 

Businesses & Products of SIC Industry 3621
  • Armatures, industrial
  • Coils for motors and generators
  • Collector rings for motors and generators
  • Commutators, electric motor
  • Control equipment for buses and trucks
  • Converters, phase and rotary: electrical equipment
  • Dynamos, electric: except automotive
  • Dynamotors
  • Exciter assemblies, motor and generator
  • Frequency converters (electric generators)
  • Generating apparatus and parts, electrical: except internal combustion engine and arc-welding
  • Generator sets: gasoline, diesel, and dual fuel
  • Generators and sets, electric: except internal combustion engine, welding, and turbogenerators
  • Generators for gas-electric and oil-electric vehicles
  • Generators for storage battery chargers, except internal combustion engine and aircraft
  • Inverters, rotating: electrical
  • Motor generator sets, except automotive and turbogenerators
  • Motor housings
  • Motors, electric: except engine starting motors and gear motors
  • Power generators
  • Railway motors and control equipment, electric
  • Resolvers
  • Rotary converters (electrical equipment)
  • Rotor retainers and housings
  • Rotors for motors
  • Servomotors
  • Sliprings for motors and generators
  • Starting equipment, for streetcars
  • Stators for motors
  • Storage battery chargers, engine generator type
  • Synchronous condensers and timing motors, electric
  • Synchros
  • Torque motors, electric

Description of SIC Industry 3621 — Motors and Generators §
Establishments primarily engaged in manufacturing electric motors (except engine starting motors) and power generators; motor generator sets; railway motors and control equipment; and motors, generators, and control equipment for gasoline, electric, and oil-electric buses and trucks.  Establishments primarily engaged in manufacturing turbogenerators are classified in Industry 3511; those manufacturing starting motors and battery charging generators for internal combustion engines are classified in Industry 3694; and those manufacturing generators for welding equipment are classified in Industry 3548.

§  SEC Filings-Review Office (FRO) Assigned Filings-Review Responsibility
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OM – Office of Manufacturing

²  North American Industry Classification System (NAICS)

SIC [1987] Industry 3621     ⇒     NAICS [2012] Industry Codes

NAICS Code  North American Industry    SIC Codes
In ascending order
335312Motor and Generator Manufacturing  ⇒  3621,  7694

Global Industry Classification Standard    S&P DJI  /  MSCI 

SIC [SEC] Industry 3621            GICS [2018] Sector  →  Sub-Industry  
Assigned by the SEC
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Assigned by S&P Dow Jones Indices / MSCI

  Sector   #    →    Sub-Industry   #        
Industrials   4  Electrical Components & Equipment   2
Industrial Machinery   1
 # of Major-Index Companies in both this SIC Industry and the GICS Sector / Sub-Industry.


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