National Electrical Manufacturers Association (NEMA)
NEMA (National Electrical Manufacturers Association) is a leading standards development organization that publishes key standards for electrical equipment and medical imaging technologies. It supports their practical implementation through detailed technical publications, guidance, and industry resources.

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Popular NEMA Standards
Standard Code | Title | Format Available |
---|---|---|
NEMA ANSI C78.1199 | American National Standard for Electric Lamps— Single-Capped Fluorescent Lamps—Safety Specifications | PDF, Print |
NEMA ANSI C78.1381 | American National Standard for Electric Lamps—70 W, M85 Double-Ended Metal Halide Lamps | PDF, Print |
NEMA ANSI C78.1401 | American National Standard for Electric Lamps—Dimensions for Projection Lamps—Double-Contact, Medium Ring (Special B), Base-up Type | PDF, Print |
NEMA ANSI C78.1402 | American National Standard for Electric Lamps—Four-Pin, Prefocus, Base-Down Type | PDF, Print |
NEMA ANSI C78.1195 | American National Standard for Electric Lamps—Double-Capped Fluorescent Lamps—Safety Specifications | PDF, Print |
What Are NEMA Standards?
Established in 1926, the National Electrical Manufacturers Association (NEMA) is a premier organization that sets the benchmark for electrical standards in the United States. NEMA is dedicated to improving the safety, reliability, and efficiency of electrical products, systems, and components. Its standards play a vital role in ensuring compliance with both national and international regulations, while also promoting safety and fostering innovation across the electrical industry.
NEMA standards cover a wide range of electrical products and systems, including electrical wiring devices, industrial automation, medical imaging equipment, lighting systems, and energy storage and management systems. These standards provide manufacturers, regulators, and users with a trusted framework to guide the design, production, and implementation of electrical technologies.
The value of NEMA standards lies in their ability to promote safety, ensure compliance, and improve efficiency. By requiring products to meet rigorous safety standards, they help reduce the risk of electrical hazards. They also aid businesses in meeting regulatory requirements, minimizing the potential for legal or financial repercussions. Additionally, by encouraging the efficient use of electrical products, NEMA standards contribute to lower energy consumption and reduced operational costs—supporting both economic and environmental goals.