2-Power - DDR4 - module

4 GB - DIMM 288-pin - 2666 MHz / PC4-21300 - CL19 - 1.2 V - unbuffered - non-ECC - for Fujitsu Celsius J580, W580; ESPRIMO D538/E94, D958, P558, P558/E94, P758, P758/E94, P958