Upgrade your power backup with the APC Replacement Battery Cartridge 18. This robust 9000 mAh, 12 V DC lead-acid battery is designed for hot-swappable convenience, allowing you to replace it without downtime. With a minimum lifespan of 3 years, it ensures reliable performance for your critical devices. The sleek black design fits seamlessly into your existing APC systems, providing peace of mind during power outages. Ideal for both home and office use, this battery cartridge is a smart investment for uninterrupted power supply. Keep your devices running smoothly with APC!