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Electronic Coils, Transformers, and Other Inductors
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SIC Industry 3677   —   NAICS² Industry  334416

SIC [1987]  →  Manufacturing  →  Electronic & Other Electric Equipment  →  Electronic Components & Accessories  →  Electronic coils & transformers §


        

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


        
As Of     Filer / IssuerSymbol
  (Prices)  
Latest Filings     SIC
 (Latest)
In ascending orderAs: Filer    Re: Issuer    
Active in the Past Year (since 3/28/23) in Industry 3677:
3/15/24
 NJ
 
Bel Fuse Inc./NJ  BELFA  10-K  4  3677
 — 1 — 
 
Active, but no longer SEC-assigned to, nor self-declared in, Industry 3677:
3/26/24
 NY
 
American Precision Industries Inc.  S-4 New Filing in the Past Week!  SC 13G/A OLD  3443
 — 1 — 
 
Not Active in the Past Year (prior to 3/28/23):
All Filings are OLD    
2022
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Exro Technologies Inc.  EXROF  D  F-X  3677
2022
 NY
 
Microwave Filter Co. Inc./NY  10-Q  4  3679




 
2020
 KS
 
Torotel Inc.  15-12B  4  3677




 
2016
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Jinpan International Ltd.  15F-12B  SC 13D/A  3612




 
2013
 NH
 
Nexiq Technologies Inc.  REVOKED  SC 13D/A  3829




 
2004
 CA
 
Pulse Engineering Inc./DE  11-K  SC 13G/A  3677




 
1998
 IL
 
Corcom Inc.  15-15D  SC 13D/A  3679
 — 7 — 
________
   Market: Symbols source:  SEC
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Prices:  Nasdaq
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Businesses & Products of SIC Industry 3677
  • Baluns
  • Coil windings, electronic
  • Coils, chokes and other inductors, electronic
  • Constant impedance transformers
  • Coupling transformers
  • Flyback transformers
  • Transformers, electronic types
  • Transformers: power supply electronic type


Description of SIC Industry 3677 — Electronic Coils, Transformers, and Other Inductors §
 
Establishments primarily engaged in manufacturing electronic coils, transformers, and inductors.  Establishments primarily engaged in manufacturing electrical transformers are classified in Industry 3612; those manufacturing transformers and inductors for telephone and telegraph apparatus are classified in Industry 3661, and those manufacturing semiconductors and related devices are classified in Industry 3674.


§  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 3677     ⇒     NAICS [2012] Industry Codes

NAICS Code  North American Industry    SIC Codes
In ascending order
334416Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing  ⇒  36753676,  3677
 

Global Industry Classification Standard    S&P DJI  /  MSCI 

SIC [SEC] Industry 3677            GICS [2023] Sector  →  Sub-Industry  
Assigned by the SEC
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Assigned by S&P Dow Jones Indices / MSCI

  Sector   #    →    Sub-Industry   #        
 
Information Technology   1  Communications Equipment   1
 
____________
 # of Major-Index Companies in both this SIC Industry and the GICS Sector / Sub-Industry.
 

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