ABB UL1077 Miniature Circuit Breakers (MCBs) ensure electrical safety in multiple applications. They feature a delayed thermal tripping mechanism for overload protection and a magnetic tripping mechanism for short circuit protection. Country of origin: not specified (typically, ABB products are manufactured in the USA or Europe). Operating temperature: -25 to +55°C (standard for indoor applications). Weight and packaging dimensions not specified. Product lifecycle: active product. Applications: residential, commercial, industrial networks. Segments: OEMs, panel builders, end users.