BLS4G4D240FSB is a 4GB DDR4 desktop module that operates at speeds up to 2400 MT/s and has a CL16 latency. It is an Unbuffered DIMM . It conforms to the industry standard DDR4 UDIMM layout of 288 pins and is compatible with systems that take DDR4 2400MT/s UDIMM memory.
The BLS4G4D240FSB from Crucial offers you 4GB (1 x 4GB) of DDR4-2400 RAM. This 288-pin DIMM memory comes in a Silver design. Advanced specifications of this RAM are: CAS Latency of 16, voltage of 1.2V, unregistered/unbuffered, Non-ECC, and has a heatsink/cooler installed.