DELL - DDR4 - MODULE - 16 GB - DIMM DE 288 ESPIGAS - 2666 MHZ / PC4-21300 - 1.2 V - REGISTRADO - ECC - ACTUALIZACIÓN - PARA POWEREDGE C4140; POWEREDGE MX740, MX840, R430, R6415, R740, R7415, R7425, R840, R940, XR2