SUNLIGHT’s OPzV batteries are characterized by maintenance-free, long service life, excellent reliable performance even in harsh conditions (high operating temperatures or unstable power network), thus providing a premium, efficient, and cost-effective energy solution. Optimum design, according to DIN international standards, exclusive use of high-quality raw materials, robust construction and state-of-the-art manufacturing processes make this OPzV range the ideal solution for stand-by applications requiring a high level of safety and reliability.