FACTORY DIRECT ONLY - 2 GB Memory Upgrade for Cisco ASA 5520 Product Type: RAM Module Device Supported: Network Firewall Product Type: RAM Module Compatibility: Cisco Adaptive Security Appliances: 5505 5510 5520 5540 Device Supported: Network Firewall Manufacturer Part Number: ASA5520-MEM-2GB= Manufacturer: Cisco Systems, Inc Product Model: ASA5520-MEM-2GB= Product Name: ASA5520-MEM-2GB= 2GB SDRAM Memory Module Memory Size: 2 GB Brand Name: Cisco Memory Size: 2 GB Brand Name: Cisco Memory Technology: SDRAM Memory Technology: SDRAM