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    335311 - Power, Distribution, and Specialty Transformer Manufacturing

    The manufacturing landscape of electrical components is vast and critical to powering our modern world. One crucial niche within this domain is identified by NAICS code 335311Power, Distribution, and Specialty Transformer Manufacturing. This industry plays a key role in the electrical power ecosystem, ensuring efficient voltage regulation and seamless electrical power distribution.


    What is NAICS Code 335311?

    NAICS Code 335311 encompasses establishments primarily engaged in manufacturing power, distribution, and specialty transformers. These transformers serve as pivotal components in electrical systems, enabling voltage adjustments and safe, reliable power distribution across various industries and utilities.

    Sector: Manufacturing

    This NAICS classification falls under the Manufacturing sector, reflecting its role in producing sophisticated electrical equipment vital to infrastructure.


    What Does NAICS Code 335311 Cover?

    Establishments classified under 335311 focus on producing an array of transformers, including but not limited to:

    • Power transformers
    • Distribution transformers
    • Specialty transformers

    These transformers vary by application, size, and capability, serving sectors from electricity generation and transmission to specialized industrial uses.

    Typical Business Activities

    Businesses under this code commonly engage in:

    • Designing and manufacturing power transformers for electrical utilities
    • Producing distribution transformers for local power delivery systems
    • Manufacturing specialty transformers tailored for specific industrial or commercial applications

    Size Standards for NAICS 335311

    For government contracting and small business eligibility, the size standard for NAICS code 335311 is 800 employees. Companies with employee counts at or below this threshold qualify as small businesses within this industry classification, opening doors to various federal programs and contracts.


    Examples of Businesses Under NAICS 335311

    Here are typical business types and activities operating within this NAICS:

    • Power transformer manufacturers: Companies specializing in large-scale transformers used in electric power transmission
    • Distribution transformer manufacturers: Firms producing transformers that step down voltage for distribution to consumers
    • Specialty transformer manufacturers: Businesses focusing on custom or application-specific transformers, such as welding or lighting transformers

    Detailed Code Activities Table

    Transformer Type / Activity Description
    Airport lighting transformers manufacturing Transformers designed for airport lighting systems
    Arc-welding transformers, separate solid-state, manufacturing Solid-state transformers used in arc welding
    Autotransformers for switchboards (except telephone switchboards) manufacturing Autotransformers used in electrical switchboards
    Autotransformers manufacturing General autotransformer production
    Ballasts (transformers) manufacturing Ballasts for various lighting applications
    Boosters, feeder voltage (electrical transformers), manufacturing Voltage booster transformers for feeders
    Burner ignition transformers manufacturing Transformers used for ignition in domestic burners
    Control transformers manufacturing Transformers controlling voltage for various uses
    Current limiting reactors, electrical, manufacturing Reactors limiting current flow
    Distribution transformers, electric, manufacturing Transformers for electric power distribution
    Electric furnace transformers manufacturing Transformers for electric furnaces
    Feeder voltage regulators and boosters manufacturing Regulators and boosters maintaining feeder voltages
    Fluorescent ballasts (transformers) manufacturing Ballasts specifically for fluorescent lighting
    Fluorescent lighting transformers manufacturing Transformers for fluorescent lights
    Generator voltage regulators, electric induction and step-type manufacturing Voltage regulators for generators
    Instrument transformers for metering or protective relaying use manufacturing Specialized transformers for meters and relays
    Isolation transformers manufacturing Transformers isolating electrical circuits
    Lamp ballasts manufacturing Ballasts used in various lamp types
    Lighting transformers manufacturing Transformers for general lighting applications
    Lighting transformers, street and airport manufacturing Transformers used in street and airport lighting
    Line voltage regulators (electric transformers) manufacturing Transformers regulating line voltage
    Luminous tube transformers manufacturing Transformers designed for luminous tubes
    Machine tool transformers manufacturing Transformers used in machine tools
    Power transformers, electric, manufacturing Large power industry transformers
    Regulating transformers, power system-type manufacturing Transformers regulating power system voltages
    Regulators (electric transformers), feeder voltage manufacturing Voltage regulators for feeder lines
    Saturable transformers manufacturing Transformers with saturable cores
    Signaling transformers, electric, manufacturing Transformers used in signaling equipment
    Specialty transformers, electric, manufacturing Custom and specialty transformers
    Substation transformers, electric power distribution manufacturing Transformers used in substations
    Transformers, electric power manufacturing General electric power transformers
    Transformers, ignition, for use on domestic fuel burners manufacturing Ignition transformers for home fuel burners
    Transformers, reactor, manufacturing Electrical reactors used as transformers
    Transformers, separate solid-state arc-welding manufacturing Solid-state transformers for arc welding
    Transmission and distribution voltage regulators manufacturing Transformers regulating voltage at transmission/distribution level
    Voltage regulating transformers, electric power manufacturing Transformers regulating voltage for electric power systems
    Voltage regulators, transmission and distribution manufacturing Voltage regulators for transmission and distribution

    Frequently Asked Questions (FAQ)

    Q1: What are the main uses of transformers manufactured under NAICS 335311?
    A: These transformers are essential for adjusting voltage levels in electric power systems, facilitating safe and efficient power transmission and distribution across residential, commercial, and industrial sites.

    Q2: Who typically purchases transformers made by companies in NAICS 335311?
    A: Electric utilities, industrial plants, commercial buildings, and specialized equipment manufacturers are primary customers.

    Q3: How does knowing the NAICS code 335311 benefit businesses?
    A: Understanding this code helps companies identify their industry classification for federal contracting, compliance, and market analysis.

    Q4: Can companies with more than 800 employees be considered small businesses under this NAICS?
    A: No, the SBA size standard for this NAICS code sets the threshold at 800 employees or fewer for small business classification.

    Q5: Are specialty transformers included in NAICS 335311?
    A: Yes, specialty transformers designed for specific electrical applications are covered under this classification.


    Conclusion

    NAICS code 335311 represents a vital segment within the manufacturing sector, underpinning the reliable distribution and regulation of electrical power through specialized transformers. Whether producing massive power transformers for utilities or niche specialty transformers for industrial processes, businesses in this category are essential to maintaining the electrical backbone of modern society.

    Understanding the scope, business activities, and size classifications under NAICS 335311 empowers manufacturers and contractors to align their operations with government requirements and market needs efficiently.


    Keywords: NAICS 335311, Power Transformer Manufacturing, Distribution Transformer Manufacturing, Specialty Transformers, Electrical Manufacturing, Voltage Regulation, Transformer Industry, Small Business Size Standard