The TECO CU-11 3A1b is a three-phase magnetic contactor engineered for reliable motor and power circuit control in industrial and automation systems. It operates at AC 110 V, providing stable performance and precise switching for low-voltage control applications. Equipped with a normally closed (NC) auxiliary contact, it ensures enhanced safety and consistent electrical operation across various load conditions. The TECO CU-11 3A1b may possibly be utilized in control panels and power systems across North America, Europe, Asia, and worldwide, offering dependable three-phase contact performance and long-term operational durability.