Alert log for today shows. Jiazijia fr463 battery compatible with dell poweredge 1950 2900 2950 6850 6950 p9110 r515 bbu raid controller perc 5i 6i h700 h800 series u8735 nu209 0nu209 uf302 xj547 0u8735 3 7v 7wh 5 0 out of 5 stars 3. Only 15 left in stock order soon.