Cisco SMART 15-102103-01 4GB DDR3 Router RAM Memory

One SMART 4GB DDR3 RAM module for Cisco equipment. Cisco part number 15-102103-01; SMART SA57212813AUNUMMP0. Includes the actual single module pictured. No accessories. Match the part number and verify compatibility before purchase. Removed from a working environment. Most donor routers powered up; one did not, with the cause unconfirmed. This RAM has not been independently memory-tested. Used with normal wear.