Your RAID controller's battery is at the end of its life and you don't want to lose write-back cache on the next power blip. This supercap installation kit is the Lenovo ISG replacement for SR635 and SR655 controllers — no more swapping a lithium pack, just a solid-state backup that keeps your array writing through a brownout. Fits both chassis. One kit, two servers
| brand | LENOVO ISG |
| category | Servers |
| subcategory | Lenovo RAID Cards |
| compatible_servers | ThinkSystem SR635, ThinkSystem SR655 |
| type | Supercap installation kit |
