QNAP TS-420

Productside

4x Western Digital Red SATA III 3TB (WD30EFRX)

Shoplink

TR-004 expansionmodule
Check compatibility for expansionmodule
Encrypt disks
Performance of encrypted disks
Mount encrypted QNAP disks under linux

Get info via SNMP

Physic. Name: 1.3.6.1.2.1.47.1.1.1.1.7.1
HW-Revision: 1.3.6.1.2.1.47.1.1.1.1.8.1
Firmware: 1.3.6.1.2.1.47.1.1.1.1.9.1
Software: 1.3.6.1.2.1.47.1.1.1.1.10.1
Serialnumber: 1.3.6.1.2.1.47.1.1.1.1.11.1

Get info via SSH

/sbin/getsysinfo

cputmp : get CPU temperature
systmp : get system temperature
sysfan [fan no] : get system fan speed
sysfannum : get total system fan number
hdnum : get total system SATA disk number
hdtmp [disk no] : get SATA disk temperature
hdstatus [disk no] : get SATA disk status
hdmodel [disk no] : get SATA disk model
hdcapacity [disk no] : get SATA disk capacity
hdsmart [disk no] : get SATA disk SMART summary
model : get system model name
sysvolnum : get system volume number
vol_desc [volume no] : get volume description
vol_fs [volume no] : get volume file system
vol_totalsize [volume no] : get volume total size
vol_freesize [volume no] : get volume free size
vol_status [volume no] : get volume status

QNAP TS-1655

Productside

12x 18TB WD Ultrastar DC HC550 0F38459 512MB 3.5“ (8.9cm) SATA 6Gb/s
6x WD Red SN700 NAS NVMe SSD 2 TB M.2 2280 PCIe 3.0
2x WD Red SA500 NAS SATA SSD 2.5 SATA 1TB

Shoplink WD Ultrastar DC HC550
Shoplink WD Red SN700 NAS NVMe
Shoplink WD Red SA500 NAS SATA

SSD Cache Infosite
QM2 Extension for NVMe SSDs - not yet listed for 1655 but works fine
Comparison QuTS hero and QTS