Upgrade your power backup with the APC Replacement Battery Cartridge 157. This maintenance-free, sealed, and leak-proof lead-acid battery ensures reliable performance for your UPS systems. Designed for easy installation, it’s hot-swappable, allowing you to replace it without shutting down your equipment. With a minimum lifespan of three years, this cartridge provides peace of mind, keeping your devices protected during power outages. Its sleek black design seamlessly integrates with your existing setup, making it a practical choice for both home and office environments. Stay powered and secure with APC!