This is a replacement SLA battery for BP3.6-12-F2, P212/32-F2, HR4-12, GPSU1-34-F2 and BP3-12-F2. We supply only brand new, factory fresh, high quality batteries. We guarantee the best price and 100% compatibility with your CP425G model. You must use the existing cables and hardware to connect your replacement ups batteries. The replacement sla batteries also include a minimum of one year warranty.