H-Series 1 minute read.Last Modified 2025-12-23 08:07 ESTCompact and Power-Efficient HA StorageBest for: Small to Medium Businesses, Virtualization, File Share, Backup.Only 2U and under 400W1.5 to 2.5 PB raw storage, up to 256GB RAM, and 1600GB Flash Cache.High Availability ZFS with Dual ControllersDual-ported SAS HDD and SSDs. Over Five 9’s Availability delivered.Powerful, Flexible StorageSimplified web UI, robust features, and white-glove enterprise support for growing organizations.Visit the H Series product page for more details.Resources Product User ManualComprehensive User Manual for TrueNAS H-Series systems.Select a language...Български (bg)Čeština (cs)Dansk (da)Deutsch (de)Eesti (et)Ελληνικά (el)Español (es)Français (fr)Hrvatski (hr)Íslenska (is)Italiano (it)Latviešu (lv)Lietuvių (lt)Lëtzebuergesch (lb)Magyar (hu)Malti (mt)Nederlands (nl)Bokmål (nb)Polski (pl)Português (pt)Română (ro)Slovenčina (sk)Slovenščina (sl)Suomi (fi)Svenska (sv)Statement of VolatilityTrueNAS official Statement of Volatility for H-Series systems.Hardware StencilsDownload H-Series stencils to diagram your TrueNAS hardware configuration.