Light pole junction boxes BP‑GYJ8000 series are modular power distribution & protection terminals specially built for smart city LED street‑lighting systems. Designed with standard 35 mm DIN rail structure, this enclosure supports free combination of SPD, OVP/UVP, MCB, time switches and communication modules. It features patented two‑in‑one‑out quick‑wiring terminals for 0.5‑25mm² cables, plus sliding quick‑mount cover to cut installation labor costs greatly. Rated IP54, IK08, Class 2, compliant with EN 61439‑2. Widely deployed for urban roads, parks, tunnels and solar street‑lamp projects, realizing one‑time installation and lifelong upgradability for outdoor lighting infrastructure.