GB/T 21656-2016
ActiveInternational lamp coding system (ILCOS)
灯的国际编码系统（ILCOS）
Application Summary AI generated
GB/T 21656-2016 specifies the International Lamp Coding System (ILCOS), a standardized alphanumeric coding method for identifying and classifying lamps based on their technical characteristics such as type, wattage, shape, and base. It is applied in the electrical lighting industry for product labeling, cataloging, and procurement, ensuring consistent identification across manufacturers, distributors, and testing laboratories. This standard facilitates international trade and quality control by enabling precise communication of lamp specifications in both domestic Chinese markets and global supply chains.
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