Cisco 3rd MEM2851-512U768D
Ref: MEM2851-512U768D
512 to 768MB DDR DRAM factory upgrade for the Cisco 2851, compatible Capacity: 256 MB Data Integrity Check: ECC Designed For: Cisco 2851, 2851 HVSEC Bundle, 2851 Secure WAN Optimization Bundle, 2851 Security Bundle, 2851 Unified Communications Bundle, 2851 Unified Communications Bundle with Advanced Security, 2851 V3PN Bundle, 2851 Voice Bundle, 2851 Voice Security Bundle, 2851 Features: Unbuffered Form Factor: DIMM 184-PIN Manufacturer: Cisco 3rd Meraki 3rd Technology: DDR SDRAM Type: DRAM memory module Upgrade Type: System specific Version: Third Party || compatible , Third Party || compatible