OPzS battery is a type of tubular plate lead-acid battery designed for stationary applications, known for its exceptional reliability and long service life. These batteries are engineered for a lifespan of up to 20 years, with PVC separators,high porosity and good corrosion-resistance,making them ideal for use in critical applications such as telecommunications, renewable energy systems, and backup power for industrial and commercial settings. The OPzS battery offers high cyclic stability, deep discharge capability, and minimal maintenance requirements, making it a cost-effective and robust solution for long-term energy storage needs.