AFF A70: NetApp all-flash AFF storage system, 4U chassis with 2 HA controllers and 48 drive slots, 256 GB memory, up to 6.6096 PB raw

Looking for the all-flash AFF storage system, 4U chassis with 2 HA controllers and 48 drive slots, 256 GB memory, up to 6.6096 PB raw? NetApp lists it as AFF A70. NetApp's key specifications list the platform as "AFF A70 Single Chassis HA Pair" with 18 PCIe expansion slots, with ONTAP 9.15.1RC2 as the minimum ONTAP version. NetApp lists this part number in its documentation. Controllers, drives and software licences are quoted separately, so tell us the configuration you need and we confirm it.