UPS Premier 5-year Warranty: Provides an enhanced 5-year warranty, including a guaranteed battery replacement, on the following models: ED6KTF, ED5KRT, ED6KRT, ED5KRT-3KTF, ED5KRT-5KTF, ED6KRT-3KTF, ED6KRT-5KTF, ED6KRT-6KTF2, BP36RTEXL, BP72RTEXL, BP24RTEXL, BP48RTEXL, BP24V72RTEXL, BP36V48RTEXL, BP48V36RTEXL, BP72V24RTEXL,  BP240TWR, BP192V5CRTXL, BP192V10CRTXL