The Liebert GXT4-144VBATKIT is an internal lead-acid UPS battery kit that offers a 144V DC output and a capacity of 9 Ah. This battery is specifically designed for use with the Liebert GXT4-5000RT208 and GXT4-6000RT208 UPS systems, ensuring seamless integration and performance. Its hot-swappable feature allows for easy replacement without interrupting power supply, making it ideal for critical applications. The battery is spill-proof, enhancing safety and reliability in various environments. With a recharge time of approximately 3 hours, it ensures that your UPS systems are always ready to provide backup power when needed.