US Standard All-in-One ESS

Split-phase output and a battery in the same cabinet — the US-market version of the integrated platform.

The North American market punishes products designed for somewhere else: a 230 V single-phase inverter does not feed a split-phase panel, and a 50 Hz cabinet does not pass inspection at 60 Hz.

This series is the US-market variant of the integrated platform — 120/240 V split-phase, anti-reflux CT as standard, and cabinet sizes from 3.6 kW / 5 kWh to 12 kW / 32 kWh.

The practical detail that decides installations is the neutral. It has to be sized for the maximum imbalance between the two legs, which is why a split-phase battery system is not simply a re-badged European cabinet.

Available models1 series

ModelTypeTypical applicationsNotes
US Standard ESS US Standard ESS All-in-one energy storage system, 120/240 V split-phase US residential backup, off-grid homes, cabins, small commercial Split-phase output needs L1, L2, N and PE landed with a neutral sized for the imbalance

Models with links have detailed specification pages; unlisted models are also available on request. Capacity and quantity should be sized by our engineers against the actual load — never by nameplate rating alone.

US Standard All-in-One ESS — frequently asked questions

Is it UL listed?
Certification depends on the model and the destination; ask for the current certificate list with the quotation rather than assuming.
Can it be installed on a 120 V service?
It can, but the 240 V output is unused. For a 120 V-only service, a smaller inverter with a separate battery is usually cheaper.
What size for a typical house?
7.2 kW with 16 kWh covers most US homes with a heat pump or central air; 12 kW with 21–32 kWh for larger houses or an EV.
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