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512MB battery backed write cache (BBWC) memory module, 533 MHz, DDR2 - Has three edge connectors for backup batteries - Plugs in the DIMM slot on the controller board
Model No 398645-001 SKU CM-HPE-398645-001

512MB battery backed write cache (BBWC) memory module, 533 MHz, DDR2 - Has three edge connectors for backup batteries - Plugs in the DIMM slot on the controller board

398645-001 I GENUINE HP 512MB DDR2 SDRAM Memory Module