NAICS Code 423440-63 - Signals (Wholesale) & Manufacturers

Marketing Level - NAICS 8-Digit

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NAICS Code 423440-63 Description (8-Digit)

The Signals (Wholesale) & Manufacturers industry involves the distribution and manufacturing of various types of signals, including visual, auditory, and sensory signals. These signals are used to convey information or warnings to individuals or groups in a variety of settings, such as industrial, commercial, and public spaces. The industry includes wholesalers who distribute signals to retailers and end-users, as well as manufacturers who produce signals for sale.

Hierarchy Navigation for NAICS Code 423440-63


Tools commonly used in the Signals (Wholesale) & Manufacturers industry for day-to-day tasks and operations.

  • Signal generators
  • Signal analyzers
  • Signal amplifiers
  • Signal conditioners
  • Signal converters
  • Signal isolators
  • Signal transmitters
  • Signal receivers
  • Signal processors
  • Signal filters

Industry Examples of Signals (Wholesale) & Manufacturers

Common products and services typical of NAICS Code 423440-63, illustrating the main business activities and contributions to the market.

  • Traffic signals
  • Emergency sirens
  • Fire alarms
  • Security alarms
  • Public address systems
  • Warning lights
  • Industrial signaling devices
  • Marine signaling devices
  • Aviation signaling devices
  • Railway signaling devices

Certifications, Compliance and Licenses for NAICS Code 423440-63 - Signals (Wholesale) & Manufacturers

The specific certifications, permits, licenses, and regulatory compliance requirements within the United States for this industry.

  • UL 1971: Standard for Signaling Devices for the Hearing Impaired Underwriters Laboratories Inc.
  • NFPA 72: National Fire Alarm and Signaling Code National Fire Protection Association
  • ANSI/UL 1638: Standard for Visual Signaling Appliances Underwriters Laboratories Inc.
  • ANSI/UL 464: Standard for Audible Signal Appliances Underwriters Laboratories Inc.
  • FCC Part 15: Radio Frequency Devices Federal Communications Commission


A concise historical narrative of NAICS Code 423440-63 covering global milestones and recent developments within the United States.

  • The "Signals (Wholesale) & Manufacturers" industry has a long history dating back to the early 19th century when the first telegraph was invented. The telegraph revolutionized communication and paved the way for the development of signaling devices. In the late 1800s, the first traffic signal was invented, and in the early 1900s, the first radio signals were transmitted. The industry continued to grow with the invention of television signals, satellite signals, and digital signals. In the United States, the industry has seen significant growth in recent years due to the increasing demand for wireless communication and the development of new technologies such as 5G networks and the Internet of Things (IoT). The industry has also been impacted by the COVID-19 pandemic, which has led to an increase in demand for remote communication technologies such as video conferencing and virtual events.

Future Outlook for Signals (Wholesale) & Manufacturers

The anticipated future trajectory of the NAICS 423440-63 industry in the USA, offering insights into potential trends, innovations, and challenges expected to shape its landscape.

  • Growth Prediction: Stable

    The industry "Signals (Wholesale) & Manufacturers" in the USA is expected to grow in the coming years due to the increasing demand for safety and security systems. The rise in the number of smart cities and the need for advanced traffic management systems are also expected to drive the growth of the industry. The increasing adoption of IoT and AI technologies in the manufacturing of signaling systems is also expected to boost the industry's growth. However, the industry may face challenges due to the high cost of advanced signaling systems and the increasing competition from low-cost manufacturers in developing countries.

Industry Innovations for NAICS Code 423440-63

Recent groundbreaking advancements and milestones in the Signals (Wholesale) & Manufacturers industry, reflecting notable innovations that have reshaped its landscape.

  • Smart Traffic Signals: These signals use real-time data to adjust the timing of traffic lights, reducing congestion and improving traffic flow.
  • LED Signals: These signals are more energy-efficient and have a longer lifespan than traditional incandescent signals.
  • Solar-Powered Signals: These signals use solar panels to generate electricity, reducing the need for grid power and lowering operating costs.
  • Wireless Communication Systems: These systems allow signals to communicate with each other and with other devices, improving safety and efficiency.
  • Pedestrian Countdown Signals: These signals display the time remaining for pedestrians to cross the street, improving safety and reducing accidents.

NAICS Code 423440-63 - Signals (Wholesale) & Manufacturers

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