It is built specifically for outdoor installation and integrates advanced LiFePO₄ battery technology, a high-level battery management system, and secure weatherproof housing, making it ideal for telecom towers, off-grid solar power systems, industrial parks, and smart energy projects. Sustainable, high-efficiency energy storage solutions. What is an Outdoor Photovoltaic Energy Cabinet for base. The Outdoor Photovoltaic Energy Cabinet is an all-in-one energy storage system with high strength, which can work under harsh environmental conditions to supply high-performance energy backup and regulation. SMC stands for "Sheet Molding Compound", a material with excellent mechanical properties and corrosion resistance. This integrated solar battery storage cabinet is engineered for robust performance, with system configurations readily scalable to meet demands such as a 100kwh battery storage.