SICIndustry
SIC 3612—Transformers, Except Electric
Industry · Standard Industrial Classification (1987)
Where 3612 sits
Description
Establishments primarily engaged in manufacturing power, distribution, instrument, and specialty transformers.
What 3612 includes
6-digit codes
- 361200 — Transformers, Except Electric
- 361201 — Power and Distribution Transformers
- 361202 — Lamp Ballasts
- 361203 — Specialty Transformers
- 361299 — Transformers, Except Electric, NEC
8-digit codes
- 36120000 — Transformers, except electric
- 36120100 — Power and distribution transformers
- 36120101 — Autotransformers, electric (power transformers)
- 36120102 — Control transformers
- 36120103 — Current limiting reactors, electrical
- 36120104 — Distribution transformers, electric
- 36120105 — Feeder voltage boosters (electric transformers)
- 36120106 — Feeder voltage regulators (electric transformers)
- 36120107 — Generator voltage regulators
- 36120108 — Line voltage regulators
- 36120109 — Power transformers, electric
- 36120110 — Transmission and distribution voltage regulators
- 36120111 — Voltage regulating transformers, electric power
- 36120112 — Voltage regulators, transmission and distribution
- 36120200 — Lamp ballasts
- 36120201 — Ballasts for lighting fixtures
- 36120202 — Fluorescent ballasts
- 36120300 — Specialty transformers
- 36120301 — Airport lighting transformers
- 36120302 — Autotransformers for switchboards (exc. Tele. Switchboards)
- 36120303 — Doorbell transformers, electric
- 36120304 — Electric furnace transformers
- 36120305 — Electronic meter transformers
- 36120306 — Fluorescent lighting transformers
- 36120307 — Ignition transformers, for use on domestic fuel burners
- 36120308 — Lighting transformers, fluorescent
- 36120309 — Lighting transformers, street and airport
- 36120310 — Luminous tube transformers
- 36120311 — Machine tool transformers
- 36120312 — Ratio transformers
- 36120313 — Reactor transformers
- 36120314 — Rectifier transformers
- 36120315 — Signaling transformers, electric
- 36120316 — Toy transformers
- 36120317 — Tripping transformers
- 36129900 — Transformers, except electric, nec
- 36129901 — Instrument transformers (except portable)
- 36129902 — Saturable reactors
- 36129903 — Vibrators, interrupter
Example activities
- airport lighting transformers
- auto-transformers for switchboards, except telephone switchboards
- auto-transformers, electric (power transformers)
- ballasts for lighting fixtures
- control transformers
- current limiting reactors, electrical
- distribution transformers electric
- doorbell transformers, electric
- electric furnace transformers
- feeder voltage regulators and boosters (electric transformers)
- fluorescent ballasts (transformers)
- generator voltage regulators electric induction and step type
- ignition transformers
- instrument transformers except portable
- isolation transformers
- lighting transformers, fluorescent
- lighting transformers, street and airport
- line voltage regulators
- luminous tube transformers
- machine tool transformers
- ratio transformers
- rectifier transformers
- signaling transformers electric
- specialty transformers
Cross-references for 3612
- Establishments primarily engaged in manufacturing radio frequency or voice frequency electronic transformers, coils, or chokes are classified in Industry 3677 and those manufacturing resistance welder transformers are classified in Industry 3548.
3612 in other systems
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