Upgrade your power backup with the APC Replacement Battery Cartridge #136. Designed for 24 V DC systems, this lead-acid battery is both spill-proof and maintenance-free, ensuring reliable performance without the hassle. With a minimum lifespan of 3 years, it provides peace of mind for your critical devices. The sleek black design seamlessly integrates into your existing setup. Perfect for home or office use, this battery cartridge guarantees uninterrupted power, keeping your equipment safe and operational during outages. Invest in dependable energy solutions with APC!