NAICS 334515 - Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
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What is NAICS 334515
NAICS code 334515 covers establishments primarily engaged in manufacturing instruments designed to measure and test electrical properties and signals. This sector includes companies producing a wide range of electrical testing devices such as voltmeters, ohm meters, wattmeters, multimeters, circuit testers, and semiconductor test equipment. These instruments are essential for ensuring the accuracy, safety, and functionality of electrical systems in various applications across industries. Businesses operating in this sector focus on precision manufacturing and rigorous quality control to meet the exacting standards required for electrical measurement devices. Government agencies contract for these services to support infrastructure maintenance, defense systems, energy management, and research and development initiatives, where reliable electrical testing equipment is critical for operational success and safety compliance.
Industry Classification for NAICS 334515
This U.S. industry comprises establishments primarily engaged in manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals. Examples of products made by these establishments are circuit and continuity testers, voltmeters, ohm meters, wattmeters, multimeters, and semiconductor test equipment.
Breakdown for NAICS 334515
- Manufactures precision instruments for measuring electrical properties and signals.
- Includes production of voltmeters, ohm meters, wattmeters, and multimeters.
- Serves industries such as defense, energy, aerospace, and public infrastructure.
- Firms must adhere to strict quality and calibration standards for accuracy.
- Typical government contracts range from small orders to large-scale procurement.
- Businesses vary from specialized manufacturers to integrated electronics firms.
Included Activities for NAICS 334515
- Designing and manufacturing electrical measurement instruments.
- Producing circuit and continuity testers for electrical diagnostics.
- Fabricating semiconductor test equipment for component validation.
- Calibrating and certifying measurement devices to industry standards.
- Customizing instruments to meet specific government agency requirements.
- Testing and quality assurance of electrical testing products.
- Researching new technologies for enhanced electrical measurement accuracy.
- Providing technical support and maintenance services for test equipment.
Business Types for NAICS 334515
- Precision instrument manufacturers
- Electronics and electrical equipment firms
- Specialized test equipment producers
- Calibration and testing service providers
- Defense contractors with instrumentation divisions
- Aerospace component manufacturers
Subcategories for NAICS 334515
- Alternator and generator testers manufacturing
- Ampere-hour meters manufacturing
- Analyzers for testing electrical characteristics manufacturing
- Audiofrequency oscillators manufacturing
- Audiometers (except medical) manufacturing
- Automotive ammeters and voltmeters manufacturing
- Automotive electrical engine diagnostic equipment manufacturing
- Battery testers, electrical, manufacturing
- Bridges, electrical (e.g., Kelvin, megohm, vacuum tube, Wheatstone), manufacturing
- Circuit testers manufacturing
- Communications signal testing and evaluation equipment manufacturing
- Current measuring equipment manufacturing
- Decade boxes (i.e., capacitance, inductance, resistance) manufacturing
- Demand meters, electric, manufacturing
- Digital panel meters, electricity measuring, manufacturing
- Digital test equipment (e.g., electronic and electrical circuits and equipment testing) manufacturing
- Diode and transistor testers manufacturing
- Distortion meters and analyzers manufacturing
- Elapsed time meters, electronic, manufacturing
- Electrical network analyzers manufacturing
- Electrical power measuring equipment manufacturing
- Electricity and electrical signal measuring instruments manufacturing
- Electricity and electrical signal testing equipment manufacturing
- Electron tube test equipment manufacturing
- Electronic test equipment for testing electrical characteristics manufacturing
- Energy measuring equipment, electrical, manufacturing
- Field strength and intensity measuring equipment, electrical, manufacturing
- Frequency meters (e.g., electrical, electronic, mechanical) manufacturing
- Frequency synthesizers manufacturing
- Function generators manufacturing
- Galvanometers (except geophysical) manufacturing
- Graphic recording meters, electric, manufacturing
- Ignition testing instruments manufacturing
- Impedance measuring equipment manufacturing
- Indicating instruments, electric, manufacturing
- Instrument shunts manufacturing
- Instruments for measuring electrical quantities manufacturing
- Instruments, electric (i.e., testing electrical characteristics), manufacturing
- Integrated-circuit testers manufacturing
- Integrating electricity meters manufacturing
- Internal combustion engine analyzers (i.e., testing electrical characteristics) manufacturing
- Kelvin bridges (i.e., electrical measuring instruments) manufacturing
- Laboratory standards testing instruments (e.g., capacitance, electrical resistance, inductance) manufacturing
- Logic circuit testers manufacturing
- Measuring equipment for electronic and electrical circuits and equipment manufacturing
- Measuring instruments and meters, electric, manufacturing
- Meters, electrical (i.e., graphic recording, panelboard, pocket, portable), manufacturing
- Meters, power factor and phase angle, manufacturing
- Microwave test equipment manufacturing
- Multimeters manufacturing
- Ohmmeters manufacturing
- Oscillators (e.g., instrument type audiofrequency and radiofrequency) manufacturing
- Oscilloscopes manufacturing
- Phase angle meters manufacturing
- Portable test meters manufacturing
- Potentiometric instruments (except industrial process-type) manufacturing
- Power factor meters manufacturing
- Power measuring equipment, electrical, manufacturing
- Pulse (i.e., signal) generators manufacturing
- Radar testing instruments, electric, manufacturing
- Radiofrequency measuring equipment manufacturing
- Radiofrequency oscillators manufacturing
- Recorders, oscillographic, manufacturing
- Relays (except electrical, electronic), instrument, manufacturing
- Resistance measuring equipment manufacturing
- Semiconductor test equipment manufacturing
- Shunts, instrument, manufacturing
- Signal generators and averagers manufacturing
- Spark plug testing instruments, electric, manufacturing
- Spectrum analyzers manufacturing
- Standards and calibration equipment for electrical measuring manufacturing
- Standing wave ratio measuring equipment manufacturing
- Stroboscopes manufacturing
- Sweep generators manufacturing
- Sweep oscillators manufacturing
- Synchroscopes manufacturing
- Tachometer generators manufacturing
- Test equipment for electronic and electrical circuits and equipment manufacturing
- Test sets, ignition harness, manufacturing
- Voltmeters manufacturing
- Watt-hour and demand meters, combined, manufacturing
- Watt-hour and time switch meters, combined, manufacturing
- Watt-hour meters, electric, manufacturing
- Wattmeters manufacturing
- Waveform measuring and/or analyzing equipment manufacturing
- Wheatstone bridges (i.e., electrical measuring instruments) manufacturing
- X-Y recorders (i.e., plotters (except computer peripheral equipment)) manufacturing
Government Buyers for NAICS 334515
Federal, state, and local government agencies frequently purchase instruments manufactured under NAICS 334515. Notable buyers include the Department of Defense, Department of Energy, National Aeronautics and Space Administration (NASA), and various public utilities and transportation departments. These agencies rely on precision electrical measurement tools to test, monitor, and maintain electrical systems within military hardware, energy grids, aerospace equipment, and public infrastructure. Accurate measurement and testing instruments help ensure system reliability, prevent failures, and comply with stringent regulatory and safety standards, making these products essential for mission-critical government operations.
Contract Types & Procurement for NAICS 334515
Contracts under NAICS 334515 commonly include firm-fixed-price and indefinite-delivery/indefinite-quantity (IDIQ) contracts, often awarded through competitive bidding or negotiated procurement methods. Contract values can range from small purchases of individual instruments to multimillion-dollar deals for bulk or specialized equipment tailored to government specifications. Some contracts may involve long-term service agreements for calibration and maintenance of testing instruments. Government contracting officers typically look for suppliers with demonstrated technical expertise, compliance with industry standards, and the ability to deliver reliable, high-precision instruments on schedule.
Details for NAICS 334515
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