335999 - All Other Miscellaneous Electrical Equipment and Component Manufacturing

Introduction

If you're involved in the manufacturing of specialized electrical components that don’t quite fit into the standard categories, NAICS code 335999 is your go-to classification. Known as All Other Miscellaneous Electrical Equipment and Component Manufacturing, this code represents a vital niche in the manufacturing sector, covering diverse and highly technical electrical products. Whether you’re a government contractor, supplier, or industry analyst, understanding NAICS 335999 is essential for business development, compliance, and market research.

What is NAICS Code 335999?

NAICS 335999 encompasses establishments primarily engaged in manufacturing electrical equipment and components that are not classified elsewhere within the electrical and electronic manufacturing industry sectors. This classification includes a broad range of specialized electrical products such as:

• Electrical wiring devices
• Electrical connectors
• Various other miscellaneous electrical components

The industry is diverse, crafting highly specialized devices often used in advanced technologies, industrial applications, and complex electrical systems.

Sector and Typical Business Activities

• Sector: Manufacturing
• Primary focus: Fabrication of miscellaneous electrical equipment and specialized components necessary for electrical systems, instrumentation, and industrial machinery that don’t fall into other NAICS subcategories.

Typical business activities include:

• Manufacturing electrical wiring devices
• Producing electrical connectors
• Creating miscellaneous electrical components such as pulse amplifiers, battery chargers, ultrasonic cleaning devices, and power supplies

Size Standards for Eligibility

According to the U.S. Small Business Administration (SBA), businesses classified under NAICS 335999 are considered small if they have 600 or fewer employees. This size standard is critical for eligibility in federal contracting opportunities and subcontracting programs.

Examples of Businesses under NAICS 335999

• Companies manufacturing electrical wiring devices like switches, sockets, and plugs
• Businesses producing electrical connectors used in communications, power systems, or electronic devices
• Firms specializing in manufacturing miscellaneous electrical components, such as ultrasonic cleaning equipment, power supplies, or specialized rectifiers

Complete Code Details Table for NAICS 335999

Electrical Equipment & Component Type	Description
Amplifiers, magnetic, pulse, and maser	Manufacturing of specialized amplifiers
Appliance cords made from purchased insulated wire	Production of appliance power cords
Atom smashers (particle accelerators)	Manufacturing of high-energy particle accelerators
Battery chargers, solid-state	Solid-state battery chargers manufacturing
Bells, electric	Manufacturing of electric bells and chimes
Betatrons	Production of betatron devices
Capacitors (except electronic), fixed and variable	Capacitors manufacturing (non-electronic types)
Cathodic protection equipment	Equipment to prevent corrosion via cathodic protection
Chimes, electric	Manufacturing of electric chimes
Ultrasonic cleaning equipment (except dental, medical)	Ultrasonic cleaning tool manufacturing
Condensers (except electronic), fixed and variable	Production of condensers used in electrical circuits
Cyclotrons	Manufacturing cyclotron particle accelerators
Door opening and closing devices, electrical	Manufacturing electrical garage door openers and similar devices
Electrochemical generators (fuel cells)	Fabrication of fuel cells and related electrochemical devices
Electron linear accelerators	Manufacturing electron beam accelerators
Electrostatic particle accelerators	Production of electrostatic accelerators
Extension cords made from purchased insulated wire	Manufacturing extension cords
Fuel cells, electrochemical generators	Fuel cell production
Garage door openers	Electrical garage door opener manufacturing
Gongs, electric	Manufacturing electric gongs
Inverters, solid-state	Solid-state inverter device manufacturing
Linear accelerators	Manufacturing of linear accelerators
Maser amplifiers	Microwave amplification devices manufacturing
Mercury arc rectifiers	Manufacturing mercury arc rectifiers
Particle accelerators, high-voltage	High-voltage particle accelerator manufacturing
Photovoltaic panels made from purchased cells	Assembly of solar panels using purchased photovoltaic cells
Power converter units (AC to DC), static	Manufacturing static power converters
Power supplies, regulated and unregulated	Production of regulated and unregulated power supplies
Rectifiers (except electronic component-type, semiconductor)	Manufacturing non-semiconductor rectifiers
Semiconductor battery chargers	Battery charger manufacturing with semiconductor components
Semiconductor high-voltage power supplies	High-voltage power supply production with semiconductors
Series capacitors (except electronic)	Series capacitors manufacturing (non-electronic)
Surge suppressors	Manufacturing surge protection devices
Thermoelectric generators	Production of thermoelectric generating units
Ultrasonic generators sold separately	Ultrasonic generator manufacturing for integration
Uninterruptible power supplies (UPS)	Manufacturing UPS systems

Frequently Asked Questions (FAQ)

What kind of products does NAICS 335999 include?

NAICS 335999 includes miscellaneous electrical equipment and components not classified in other categories, such as electrical wiring devices, connectors, pulse amplifiers, ultrasonic cleaning equipment, and power supplies.

Who uses NAICS code 335999?

Manufacturers, suppliers, government contractors, and researchers in the manufacturing sector primarily use this code to classify and identify businesses engaged in producing specialized electrical components.

What is the SBA size standard for this NAICS code?

The SBA sets the small business size standard for NAICS 335999 at 600 employees or fewer.

Is photovaltaic panel assembly included under NAICS 335999?

Yes, photovoltaic panels made from purchased cells fall under this category within miscellaneous electrical equipment manufacturing.

Can businesses manufacturing particle accelerators use NAICS 335999?

Yes, manufacturing of particle accelerators—including atom smashers, cyclotrons, and linear accelerators—is classified under NAICS 335999.

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Understanding NAICS code 335999 is essential for manufacturers and contractors specializing in niche electrical equipment. This code helps businesses identify their place in the market and qualify for programs and contracts tailored to their size and industry focus. Whether you're building components for emerging technologies or supplying advanced electrical devices, NAICS 335999 defines your manufacturing space.