AT12S-BT-BK is a 12-position plug boot designed for AT Series™ connectors, providing protective backshell covering for industrial and harsh environmental applications. Manufactured from high-quality PVC material with a black body finish, this boot offers durable protection across a wide operating temperature range of -29°C to +100°C. The boot is engineered for use with AT Series connectors that do not include an endcap or shrinkboot strain relief, making it ideal for heavy equipment, agriculture, construction, transportation, mining, automotive, marine, and other demanding industrial environments requiring water resistance and environmental protection.