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2GB flash backed write cache (FBWC) memory module, 72-bit wide - Part does not include the controller board or capacitor module - For use with the P420, P421, P430, P431, 822, and 830 Smart Array controllers
Model No 633543-001 SKU CM-HPE-633543-001

2GB flash backed write cache (FBWC) memory module, 72-bit wide - Part does not include the controller board or capacitor module - For use with the P420, P421, P430, P431, 822, and 830 Smart Array controllers

631681-B21 610675-001 633543-001 HP 2GB FBWC FOR P420 AND P421 CACHE MEMORY