NAS Drive Compatibility

Compatible hard drives for Synology DS218

334 drives are on Synology's official compatibility list (HCL) for the DS218, read from synology.com on 2026-10-28. The largest supported drive in this list is 20 TB — that is the practical ceiling for a full DS218 build.

Where to start

For a home NAS workload, the NAS/Plus lines balance sustained writes and rebuild tolerance over enterprise drive speed you will rarely use:

Full DS218 compatibility list

Grouped by drive model. "Max" shows the largest capacity Synology lists; multiple sizes are available per model number where listed separately.

DriveBrandLineClassTypeMax listed
HAT3320-20T Synology HAT3320 Plus 3.5" SATA HDD 20 TB
HAT3310-16T Synology HAT3310 Plus 3.5" SATA HDD 16 TB
MG08ACA16TE Toshiba MG08ACA*** Enterprise 3.5" SATA HDD 16 TB
ST16000NE000 - 2RW103 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 16 TB
ST16000NM001G - 2KK103 Seagate Exos X16 Enterprise 3.5" SATA HDD 16 TB
ST16000VE000 Seagate SkyHawkAI Surveillance 3.5" SATA HDD 16 TB
ST16000VN001 - 2RV103 Seagate IronWolf NAS 3.5" SATA HDD 16 TB
ST16000VN001 - 2YU101 Seagate IronWolf NAS 3.5" SATA HDD 16 TB
WD161KRYZ Western Digital Gold Enterprise 3.5" SATA HDD 16 TB
WUH721816ALE6L1 Western Digital Ultrastar DC HC550 Enterprise 3.5" SATA HDD 16 TB
WUH721816ALE6L4 Western Digital Ultrastar DC HC550 Enterprise 3.5" SATA HDD 16 TB
HDWG21EAZSTA Toshiba N300 NAS 3.5" SATA HDD 14 TB
HDWG21EEZSTA Toshiba N300 NAS 3.5" SATA HDD 14 TB
HDWG21EUZSVA Toshiba N300 NAS 3.5" SATA HDD 14 TB
HDWG21EXZSTA Toshiba N300 NAS 3.5" SATA HDD 14 TB
HDWG21EYZSTA Toshiba N300 NAS 3.5" SATA HDD 14 TB
MG07ACA14TE Toshiba MG07ACA*** Enterprise 3.5" SATA HDD 14 TB
MN07ACA14T Toshiba MN07ACA*** NAS 3.5" SATA HDD 14 TB
ST14000NE0008 - 2JK101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 14 TB
ST14000NE0008 - 2RX103 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 14 TB
ST14000NM0018 - 2H4101 Seagate Exos X14 Enterprise 3.5" SATA HDD 14 TB
ST14000NM001G - 2KJ103 Seagate Exos X16 Enterprise 3.5" SATA HDD 14 TB
ST14000VE0008 Seagate SkyHawkAI Surveillance 3.5" SATA HDD 14 TB
ST14000VN0008 - 2KU103 Seagate IronWolf NAS 3.5" SATA HDD 14 TB
ST14000VN0008 - 2YT101 Seagate IronWolf NAS 3.5" SATA HDD 14 TB
WD140EFFX - 68VBXN0 Western Digital Red NAS 3.5" SATA HDD 14 TB
WD140EFGX - 68B0GN0 Western Digital Red Plus NAS 3.5" SATA HDD 14 TB
WD140EJRX Western Digital Purple Surveillance 3.5" SATA HDD 14 TB
WD140EVRX Western Digital Purple Surveillance 3.5" SATA HDD 14 TB
WD140PURX Western Digital Purple Surveillance 3.5" SATA HDD 14 TB
WD140PURZ - 85GG1Y0 Western Digital Purple Surveillance 3.5" SATA HDD 14 TB
WD141KFGX Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 14 TB
WD141KRYZ Western Digital Gold Enterprise 3.5" SATA HDD 14 TB
WUH721414ALE6L4 Western Digital Ultrastar DC HC530 Enterprise 3.5" SATA HDD 14 TB
WUH721414ALE6L4 - 0F31284 Western Digital Ultrastar DC HC530 Enterprise 3.5" SATA HDD 14 TB
HAT3300-12T Synology HAT3300 Plus 3.5" SATA HDD 12 TB
HAT3310-12T Synology HAT3310 Plus 3.5" SATA HDD 12 TB
HDWG21CAZSTA Toshiba N300 NAS 3.5" SATA HDD 12 TB
HDWG21CEZSTA Toshiba N300 NAS 3.5" SATA HDD 12 TB
HDWG21CUZSVA Toshiba N300 NAS 3.5" SATA HDD 12 TB
HDWG21CXZSTA Toshiba N300 NAS 3.5" SATA HDD 12 TB
HDWG21CYZSTA Toshiba N300 NAS 3.5" SATA HDD 12 TB
HUH721212ALE600 - 0F30144 Western Digital Ultrastar DC HC520 Enterprise 3.5" SATA HDD 12 TB
HUH721212ALE604 - 0F30146 Western Digital Ultrastar DC HC520 Enterprise 3.5" SATA HDD 12 TB
MG07ACA12TE Toshiba MG07ACA*** Enterprise 3.5" SATA HDD 12 TB
MN07ACA12T Toshiba MN07ACA*** NAS 3.5" SATA HDD 12 TB
ST12000NE0007 - 2GT116 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 12 TB
ST12000NE0008 - 2JL101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 12 TB
ST12000NE0008 - 2PK103 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 12 TB
ST12000NM0007 - 2A1101 Seagate Exos X12 Enterprise 3.5" SATA HDD 12 TB
ST12000NM0008 Seagate Exos X14 Enterprise 3.5" SATA HDD 12 TB
ST12000NM001G - 2MV103 Seagate Exos X16 Enterprise 3.5" SATA HDD 12 TB
ST12000VE0008 Seagate SkyHawkAI Surveillance 3.5" SATA HDD 12 TB
ST12000VN0007 - 2GS116 Seagate IronWolf NAS 3.5" SATA HDD 12 TB
ST12000VN0008 - 2PH103 Seagate IronWolf NAS 3.5" SATA HDD 12 TB
ST12000VN0008 - 2YS101 Seagate IronWolf NAS 3.5" SATA HDD 12 TB
WD120EFAX - 68UNTN0 Western Digital Red NAS 3.5" SATA HDD 12 TB
WD120EFBX - 68B0EN0 Western Digital Red Plus NAS 3.5" SATA HDD 12 TB
WD121KFBX Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 12 TB
WD121KRYZ Western Digital Gold Enterprise 3.5" SATA HDD 12 TB
WD121PURZ - 85GUCY0 Western Digital Purple Surveillance 3.5" SATA HDD 12 TB
HDN721010ALE604 Western Digital Deskstar NAS 3.5" SATA HDD 10 TB
HDWG11AAZSTA Toshiba N300 NAS 3.5" SATA HDD 10 TB
HDWG11AEZSTA Toshiba N300 NAS 3.5" SATA HDD 10 TB
HDWG11AUZSVA Toshiba N300 NAS 3.5" SATA HDD 10 TB
HDWG11AXZSTA Toshiba N300 NAS 3.5" SATA HDD 10 TB
HDWG11AYZSTA Toshiba N300 NAS 3.5" SATA HDD 10 TB
HDWT31AUZSVA Toshiba MD06ACA***V Surveillance 3.5" SATA HDD 10 TB
HUH721010ALE600 - 0F27452 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 10 TB
HUH721010ALE600 - 0F27604 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 10 TB
HUH721010ALE604 - 0F27454 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 10 TB
HUH721010ALE604 - 0F27606 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 10 TB
MD06ACA10TV Toshiba MD06ACA***V Surveillance 3.5" SATA HDD 10 TB
MG06ACA10TE Toshiba MG06ACA**** Enterprise 3.5" SATA HDD 10 TB
MN06ACA10T Toshiba MN06ACA*** NAS 3.5" SATA HDD 10 TB
ST10000DM0004 - 1ZC101 Seagate BarraCuda Pro Desktop 3.5" SATA HDD 10 TB
ST10000NE0004 - 1ZF101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 10 TB
ST10000NE0004 - 2GT11L Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 10 TB
ST10000NE0008 - 2JM101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 10 TB
ST10000NE0008 - 2PL103 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 10 TB
ST10000NM0016 - 1TT101 Seagate Exos X10 Enterprise 3.5" SATA HDD 10 TB
ST10000NM001G - 2MW103 Seagate Exos X16 Enterprise 3.5" SATA HDD 10 TB
ST10000NM0086 Seagate Exos X10 Enterprise 3.5" SATA HDD 10 TB
ST10000NM0478 Seagate Exos X14 Enterprise 3.5" SATA HDD 10 TB
ST10000VE0008 Seagate SkyHawkAI Surveillance 3.5" SATA HDD 10 TB
ST10000VN000 - 3AK101 Seagate IronWolf NAS 3.5" SATA HDD 10 TB
ST10000VN0004 - 1ZD101 Seagate IronWolf NAS 3.5" SATA HDD 10 TB
ST10000VN0004 - 2GS11L Seagate IronWolf NAS 3.5" SATA HDD 10 TB
ST10000VN0008 - 2PJ103 Seagate IronWolf NAS 3.5" SATA HDD 10 TB
ST10000VX0004 - 1ZE101 Seagate SkyHawk Surveillance 3.5" SATA HDD 10 TB
WD100EFAX - 68LHPN0 Western Digital Red NAS 3.5" SATA HDD 10 TB
WD100PURZ - 85W86Y0 Western Digital Purple Surveillance 3.5" SATA HDD 10 TB
WD101EFAX - 68LDBN0 Western Digital Red NAS 3.5" SATA HDD 10 TB
WD101EFBX - 68B0AN0 Western Digital Red Plus NAS 3.5" SATA HDD 10 TB
WD101KFBX - 68R56N0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 10 TB
WD101KRYZ - 01JPDB0 Western Digital Gold Enterprise 3.5" SATA HDD 10 TB
WD101KRYZ - 01JPDB1 Western Digital Gold Enterprise 3.5" SATA HDD 10 TB
WD101PURZ - 85C62Y0 Western Digital Purple Surveillance 3.5" SATA HDD 10 TB
WD101VRYZ Western Digital Gold Enterprise 3.5" SATA HDD 10 TB
WD102KFBX - 68M95N0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 10 TB
WD102KRYZ Western Digital Gold Enterprise 3.5" SATA HDD 10 TB
WD102PURZ - 85BXPY0 Western Digital Purple Surveillance 3.5" SATA HDD 10 TB
WUS721010ALE6L4 Western Digital Ultrastar DC HC330 Enterprise 3.5" SATA HDD 10 TB
HAT3300-8T Synology HAT3300 Plus 3.5" SATA HDD 8 TB
HAT3310-8T Synology HAT3310 Plus 3.5" SATA HDD 8 TB
HAT3320-8T Synology HAT3320 Plus 3.5" SATA HDD 8 TB
HDWG180AZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG180EZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG180UZSVA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG180XZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG180YZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG480AZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG480EZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG480UZSVA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG480XZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWG480YZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWN180AZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWN180EZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWN180UZSVA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWN180XZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWN180YZSTA Toshiba N300 NAS 3.5" SATA HDD 8 TB
HDWT380UZSVA Toshiba MD06ACA***V Surveillance 3.5" SATA HDD 8 TB
HUH721008ALE600 - 0F27455 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 8 TB
HUH721008ALE600 - 0F27610 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 8 TB
HUH721008ALE604 - 0F27457 Western Digital Ultrastar DC HC510 Enterprise 3.5" SATA HDD 8 TB
HUH728080ALE604 - 0F23668 Western Digital Ultrastar He8 Enterprise 3.5" SATA HDD 8 TB
HUS728T8TALE6L4 Western Digital Ultrastar DC HC320 Enterprise 3.5" SATA HDD 8 TB
MD06ACA800V Toshiba MD06ACA***V Surveillance 3.5" SATA HDD 8 TB
MG05ACA800E Toshiba MG05ACA**** Enterprise 3.5" SATA HDD 8 TB
MG06ACA800E Toshiba MG06ACA**** Enterprise 3.5" SATA HDD 8 TB
MN05ACA800 Toshiba MN05ACA*** NAS 3.5" SATA HDD 8 TB
MN06ACA800 Toshiba MN06ACA*** NAS 3.5" SATA HDD 8 TB
MN08ADA800 Toshiba MN08AD NAS 3.5" SATA HDD 8 TB
ST8000DM005 - 2EH112 Seagate BarraCuda Pro Desktop 3.5" SATA HDD 8 TB
ST8000NE0001 - 1WN112 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 8 TB
ST8000NE0004 - 1ZF11G Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 8 TB
ST8000NE0008 - 2JN101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 8 TB
ST8000NE001 - 2M7101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 8 TB
ST8000NE0021 - 2EN112 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 8 TB
ST8000NM000A - 2KE101 Seagate Exos 7E8 Enterprise 3.5" SATA HDD 8 TB
ST8000NM0016 Seagate Exos X10 Enterprise 3.5" SATA HDD 8 TB
ST8000NM0045 - 1RL112 Seagate Exos 7E8 Enterprise 3.5" SATA HDD 8 TB
ST8000NM0055 - 1RM112 Seagate Exos 7E8 Enterprise 3.5" SATA HDD 8 TB
ST8000NM0206 Seagate Exos X10 Enterprise 3.5" SATA HDD 8 TB
ST8000VN0002 - 1Z8112 Seagate NAS HDD NAS 3.5" SATA HDD 8 TB
ST8000VN002 - 2ZM188 Seagate IronWolf NAS 3.5" SATA HDD 8 TB
ST8000VN0022 - 2EL112 Seagate IronWolf NAS 3.5" SATA HDD 8 TB
ST8000VN004 - 2M2101 Seagate IronWolf NAS 3.5" SATA HDD 8 TB
ST8000VN004 - 3CP101 Seagate IronWolf NAS 3.5" SATA HDD 8 TB
ST8000VX0002 - 1Z6112 Seagate SkyHawk Surveillance 3.5" SATA HDD 8 TB
ST8000VX0022 - 2EJ112 Seagate SkyHawk Surveillance 3.5" SATA HDD 8 TB
ST8000VX004 - 2M1101 Seagate SkyHawk Surveillance 3.5" SATA HDD 8 TB
WD8003FFBX - 68B9AN0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 8 TB
WD8003FRYZ - 01JPDB1 Western Digital Gold Enterprise 3.5" SATA HDD 8 TB
WD8003VRYZ Western Digital Gold Enterprise 3.5" SATA HDD 8 TB
WD8004FRYZ Western Digital Gold Enterprise 3.5" SATA HDD 8 TB
WD80EFAX - 68KNBN0 Western Digital Red NAS 3.5" SATA HDD 8 TB
WD80EFBX - 68AZZN0 Western Digital Red Plus NAS 3.5" SATA HDD 8 TB
WD80EFZX - 68B3CN0 Western Digital Red Plus NAS 3.5" SATA HDD 8 TB
WD80EFZZ - 68BTXN0 Western Digital Red Plus NAS 3.5" SATA HDD 8 TB
WD82EJRX - 89AD9Y0 Western Digital Purple Surveillance 3.5" SATA HDD 8 TB
WD82EVRX - 52DZFY0 Western Digital Purple Surveillance 3.5" SATA HDD 8 TB
WD82PURX - 64GVLYO Western Digital Purple Surveillance 3.5" SATA HDD 8 TB
WD82PURX - 69GVLY0 Western Digital Purple Surveillance 3.5" SATA HDD 8 TB
WD82PURX - 78GVLY0 Western Digital Purple Surveillance 3.5" SATA HDD 8 TB
WD82PURZ - 85TEUY0 Western Digital Purple Surveillance 3.5" SATA HDD 8 TB
ST7000VN0002 - 2EL11B Seagate IronWolf NAS 3.5" SATA HDD 7 TB
HAT3300-6T Synology HAT3300 Plus 3.5" SATA HDD 6 TB
HDWG160AZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG160EZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG160UZSVA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG160XZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG160YZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG460AZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG460EZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG460UZSVA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG460XZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWG460YZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWN160AZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWN160UZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWN160UZSVA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWN160XZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWN160YZSTA Toshiba N300 NAS 3.5" SATA HDD 6 TB
HDWT360UZSVA Toshiba MD06ACA***V Surveillance 3.5" SATA HDD 6 TB
HUH728060ALE600 - 0F23269 Western Digital Ultrastar He8 Enterprise 3.5" SATA HDD 6 TB
HUS726T6TALE6L4 - 0B36039 Western Digital Ultrastar DC HC310 Enterprise 3.5" SATA HDD 6 TB
MD06ACA600V Toshiba MD06ACA***V Surveillance 3.5" SATA HDD 6 TB
MG04ACA600E Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 6 TB
MG06ACA600E Toshiba MG06ACA**** Enterprise 3.5" SATA HDD 6 TB
MN06ACA600 Toshiba MN06ACA*** NAS 3.5" SATA HDD 6 TB
MN08ADA600 Toshiba MN08AD NAS 3.5" SATA HDD 6 TB
ST6000DM004 Seagate BarraCuda Pro Desktop 3.5" SATA HDD 6 TB
ST6000NE000 - 2KR101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 6 TB
ST6000NE0001 - 1WN11C Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 6 TB
ST6000NE0003 - 1ZM110 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 6 TB
ST6000NE0021 - 2EN11C Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 6 TB
ST6000NE0023 - 2EX110 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 6 TB
ST6000NM002A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 6 TB
ST6000NM0055 - 1RL11C Seagate Exos 7E8 Enterprise 3.5" SATA HDD 6 TB
ST6000NM0115 - 1YZ110 Seagate Exos 7E8 Enterprise 3.5" SATA HDD 6 TB
ST6000NM021A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 6 TB
ST6000VN001 - 2BB186 Seagate IronWolf NAS 3.5" SATA HDD 6 TB
ST6000VN0021 - 1ZA17Z Seagate NAS HDD NAS 3.5" SATA HDD 6 TB
ST6000VN0033 - 2EE110 Seagate IronWolf NAS 3.5" SATA HDD 6 TB
ST6000VN0041 - 2EL11C Seagate IronWolf NAS 3.5" SATA HDD 6 TB
ST6000VN006 - 2ZM186 Seagate IronWolf NAS 3.5" SATA HDD 6 TB
ST6000VX001 - 2BD186 Seagate SkyHawk Surveillance 3.5" SATA HDD 6 TB
WD6001FFWX - 68Z39N0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 6 TB
WD6001FSYZ - 01SS7B1 Western Digital Re Enterprise 3.5" SATA HDD 6 TB
WD6003FFBX - 68MU3N0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 6 TB
WD6003FRYZ Western Digital Gold Enterprise 3.5" SATA HDD 6 TB
WD60EFPX - 68C5ZN0 Western Digital Red Plus NAS 3.5" SATA HDD 6 TB
WD60EFRX - 68L0BN1 Western Digital Red NAS 3.5" SATA HDD 6 TB
WD60EFZX - 68B3FN0 Western Digital Red Plus NAS 3.5" SATA HDD 6 TB
WD60EJRX Western Digital Purple Surveillance 3.5" SATA HDD 6 TB
WD60PURX - 64T0ZY0 Western Digital Purple Surveillance 3.5" SATA HDD 6 TB
WD60PURZ - 85ZUFY1 Western Digital Purple Surveillance 3.5" SATA HDD 6 TB
WD6NPURX - 64JC5Y0 Western Digital Purple NV Surveillance 3.5" SATA HDD 6 TB
H3IKNAS500012872SA (0S03837) Western Digital Deskstar NAS NAS 3.5" SATA HDD 5 TB
H3IKNAS500012872SE (0S03836) Western Digital Deskstar NAS NAS 3.5" SATA HDD 5 TB
H3IKNAS500012872SJ (0S03838) Western Digital Deskstar NAS NAS 3.5" SATA HDD 5 TB
WD5001FFWX - 68Z39N0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 5 TB
WD5001FSYZ - 01SS7B1 Western Digital Re Enterprise 3.5" SATA HDD 5 TB
WD50EFRX - 68L0BN1 Western Digital Red NAS 3.5" SATA HDD 5 TB
HAT3300-4T Synology HAT3300 Plus 3.5" SATA HDD 4 TB
HDWG440AZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWG440EZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWG440UZSVA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWG440XZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWG440YZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWQ140AZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWQ140EZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWQ140UZSVA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWQ140XZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWQ140YZSTA Toshiba N300 NAS 3.5" SATA HDD 4 TB
HDWT140UZSVA Toshiba S300 Surveillance 3.5" SATA HDD 4 TB
HUS724040ALA640 - 0F14688 Western Digital Ultrastar 7K4000 Enterprise 3.5" SATA HDD 4 TB
HUS726T4TALA6L4 Western Digital Ultrastar 7K6 Enterprise 3.5" SATA HDD 4 TB
HUS726T4TALE6L4 - 0B36040 Western Digital Ultrastar DC HC310 Enterprise 3.5" SATA HDD 4 TB
MD04ABA400V Toshiba MD04ABAxxxV Surveillance 3.5" SATA HDD 4 TB
MG04ACA400E Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 4 TB
MG04ACA400N Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 4 TB
MN08ADA400E Toshiba MN08AD NAS 3.5" SATA HDD 4 TB
ST4000DM005 - 2DP166 Seagate BarraCuda Pro Desktop 3.5" SATA HDD 4 TB
ST4000NE001 - 2MA101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 4 TB
ST4000NE0015 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 4 TB
ST4000NE0025 - 2EW107 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 4 TB
ST4000NM000A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 4 TB
ST4000NM002A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 4 TB
ST4000NM0035 - 1V4107 Seagate Enterprise Capacity 3.5 HDD v5 Enterprise 3.5" SATA HDD 4 TB
ST4000NM0115 Seagate Exos 7E8 Enterprise 3.5" SATA HDD 4 TB
ST4000VN000 - 1H4168 Seagate NAS HDD NAS 3.5" SATA HDD 4 TB
ST4000VN000 - 2AH166 Seagate NAS HDD NAS 3.5" SATA HDD 4 TB
ST4000VN0001 - 1SF178 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 4 TB
ST4000VN0011 - 1UL178 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 4 TB
ST4000VN003 - 1T5168 Seagate NAS HDD (+Rescue) NAS 3.5" SATA HDD 4 TB
ST4000VN006 - 3CW104 Seagate IronWolf NAS 3.5" SATA HDD 4 TB
ST4000VN008 - 2DR166 Seagate IronWolf NAS 3.5" SATA HDD 4 TB
ST4000VX000 - 2AG166 Seagate Surveillance Surveillance 3.5" SATA HDD 4 TB
ST4000VX007 - 2DT166 Seagate SkyHawk Surveillance 3.5" SATA HDD 4 TB
WD4003FFBX Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 4 TB
WD4003FRYZ Western Digital Gold Enterprise 3.5" SATA HDD 4 TB
WD40EFPX - 68C6CN0 Western Digital Red Plus NAS 3.5" SATA HDD 4 TB
WD40EFRX - 68N32N0 Western Digital Red NAS 3.5" SATA HDD 4 TB
WD40EFZX - 68AWUN0 Western Digital Red Plus NAS 3.5" SATA HDD 4 TB
WD40EJRX Western Digital Purple Surveillance 3.5" SATA HDD 4 TB
WD40PURX - 64GVNY0 Western Digital Purple Surveillance 3.5" SATA HDD 4 TB
WD40PURZ Western Digital Purple Surveillance 3.5" SATA HDD 4 TB
WD4NPURX - 64TPFY0 Western Digital Purple NV Surveillance 3.5" SATA HDD 4 TB
MG04ACA300E Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 3 TB
ST3000NM0005 Seagate Enterprise Capacity Enterprise 3.5" SATA HDD 3 TB
ST3000NM000A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 3 TB
ST3000VN000 - 1H4167 Seagate NAS HDD NAS 3.5" SATA HDD 3 TB
ST3000VN000 - 1HJ166 Seagate NAS HDD NAS 3.5" SATA HDD 3 TB
ST3000VN0001 - 1SF176 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 3 TB
ST3000VN0011 - 1UL176 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 3 TB
ST3000VN006 - 3CW10G Seagate IronWolf NAS 3.5" SATA HDD 3 TB
ST3000VN007 - 2AH16M Seagate IronWolf NAS 3.5" SATA HDD 3 TB
ST3000VN007 - 2E4166 Seagate IronWolf NAS 3.5" SATA HDD 3 TB
ST3000VX006 - 1HH166 Seagate Surveillance HDD Surveillance 3.5" SATA HDD 3 TB
ST3000VX009 Seagate SkyHawk Surveillance 3.5" SATA HDD 3 TB
ST3000VX010 - 2E3166 Seagate SkyHawk Surveillance 3.5" SATA HDD 3 TB
WD30EFPX - 68C6CN0 Western Digital Red Plus NAS 3.5" SATA HDD 3 TB
WD30EFRX - 68EUZN0 Western Digital Red NAS 3.5" SATA HDD 3 TB
WD30EFRX - 68N32N0 Western Digital Red NAS 3.5" SATA HDD 3 TB
WD30EFZX - 68AWUN0 Western Digital Red Plus NAS 3.5" SATA HDD 3 TB
HAT3300-2T Synology HAT3300 Plus 3.5" SATA HDD 2 TB
HUS722T2TALA604 - 1W10002 Western Digital Ultrastar 7K2 Enterprise 3.5" SATA HDD 2 TB
MG04ACA200E Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 2 TB
MG04ACA200N Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 2 TB
ST2000NE001 - 2M5101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 2 TB
ST2000NE0015 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 2 TB
ST2000NE0025 - 2FL101 Seagate IronWolf Pro Enterprise NAS 3.5" SATA HDD 2 TB
ST2000NM0008 - 2F3100 Seagate Exos 7E2 Enterprise 3.5" SATA HDD 2 TB
ST2000NM000A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 2 TB
ST2000NM001A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 2 TB
ST2000NM0055 Seagate Enterprise Capacity Enterprise 3.5" SATA HDD 2 TB
ST2000NM0125 Seagate Exos 7E8 Enterprise 3.5" SATA HDD 2 TB
ST2000VN000 - 1H3164 Seagate NAS HDD NAS 3.5" SATA HDD 2 TB
ST2000VN0001 - 1SF174 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 2 TB
ST2000VN0011 - 1UL174 Seagate Enterprise NAS HDD Enterprise NAS 3.5" SATA HDD 2 TB
ST2000VN003 - 3CW102 Seagate IronWolf NAS 3.5" SATA HDD 2 TB
ST2000VN004 - 2E4164 Seagate IronWolf NAS 3.5" SATA HDD 2 TB
ST2000VX008 - 2E3164 Seagate SkyHawk Surveillance 3.5" SATA HDD 2 TB
WD2002FFSX - 68PF8N0 Western Digital Red Pro Enterprise NAS 3.5" SATA HDD 2 TB
WD2005FBYZ - 01YCBB0 Western Digital Gold Enterprise 3.5" SATA HDD 2 TB
WD2005VBYZ Western Digital Gold Enterprise 3.5" SATA HDD 2 TB
WD20EFPX - 68C4TN0 Western Digital Red Plus NAS 3.5" SATA HDD 2 TB
WD20EFRX Western Digital Red NAS 3.5" SATA HDD 2 TB
WD20EFZX - 68AWUN0 Western Digital Red Plus NAS 3.5" SATA HDD 2 TB
HUS722T1TALA604 - 1W10001 Western Digital Ultrastar 7K2 Enterprise 3.5" SATA HDD 1 TB
MG04ACA100N Toshiba MG04ACA**** Enterprise 3.5" SATA HDD 1 TB
MZ-75E1T0 Samsung 850 EVO Consumer 2.5" SATA SSD 1 TB
SKC400S37/1T Kingston SSDNow KC400 Business 2.5" SATA SSD 1 TB
ST1000NM0008 Seagate Exos 7E2 Enterprise 3.5" SATA HDD 1 TB
ST1000NM000A Seagate Exos 7E8 Enterprise 3.5" SATA HDD 1 TB
ST1000NM0055 Seagate Enterprise Capacity Enterprise 3.5" SATA HDD 1 TB
ST1000VN000-1HJ162 Seagate NAS HDD NAS 3.5" SATA HDD 1 TB
ST1000VN001 - 1T4162 Seagate NAS HDD (+Rescue) NAS 3.5" SATA HDD 1 TB
ST1000VN002 - 2EY102 Seagate IronWolf NAS 3.5" SATA HDD 1 TB
ST1000VN008 - 3CW10C Seagate IronWolf NAS 3.5" SATA HDD 1 TB
ST1000VX001 - 1Z4102 Seagate Surveillance HDD Surveillance 3.5" SATA HDD 1 TB
ST1000VX005 - 2E3162 Seagate SkyHawk Surveillance 3.5" SATA HDD 1 TB
ST1000VX005 - 2EX102 Seagate SkyHawk Surveillance 3.5" SATA HDD 1 TB
WD1005FBYZ - 01YCBB2 Western Digital Gold Enterprise 3.5" SATA HDD 1 TB
WD1005VBYZ Western Digital Gold Enterprise 3.5" SATA HDD 1 TB
WD10EFRX Western Digital Red NAS 3.5" SATA HDD 1 TB
SKC400S37/512G Kingston SSDNow KC400 Business 2.5" SATA SSD 512 GB
MZ-75E500 Samsung 850 EVO Consumer 2.5" SATA SSD 500 GB
SKC400S37/256G Kingston SSDNow KC400 Business 2.5" SATA SSD 256 GB
MZ-75E250 Samsung 850 EVO Consumer 2.5" SATA SSD 250 GB
SDSSDXPS-240G SanDisk Extreme Pro Desktop 2.5" SATA SSD 240 GB
SD7SB6S-128G-1122 SanDisk X300 Enterprise 2.5" SATA SSD 128 GB
SKC400S37/128G Kingston SSDNow KC400 Business 2.5" SATA SSD 128 GB

For a full 24TB+ build on DS218

Enterprise lines (Seagate Exos, WD Ultrastar, Toshiba MG) are the only drives listed at the top of the capacity range. They are built for RAID duty and 7200RPM sustained writes — what a full-bay DS218 actually needs: