SK51102 is in slim ODD form factor, compatible for one hot-swap 2.5" SATA HDD/SSD. It is mechanically well designed with great EMI performance and also equipped with hard drive failure
SK51101 is in slim FDD form factor, compatible for one hot-swap 2.5" SATA HDD. It is mechanically well designed with great EMI performance and also equipped with hard drive failure and access