Hypertec UCS-EZ-M16GB-4PK-HY memoria 16 GB DDR3 1600 MHz Data Integrity Check [verifica integrità dati] (A Cisco equivalent 16 GB Dual rank- Low Voltage - registered ECC DDR3 SDRAM - DIMM 240-pin 1600 Mhz Legacy [ PC3-12800 ] Note - Hypertec CISCO equivalent memory is functionally equivalent to the CISCO product- but may demonstrate a warning message with respect to unestablishable identity- or invalid FRU. This does not affect operation. [3Years warranty])