SUMRY 4KW/6KW Off-Grid Solar Inverter — 24V, 140A MPPT, 5600W Pure Sine Wave

Overview

The SUMRY all-in-one rolls an inverter and an MPPT charge controller into one 6.25-inch LCD box, which is most of what a small off-grid build needs without wiring three separate units. It takes 24V battery banks, pushes up to 5600W of pure sine wave AC (clean enough for laptops and appliances), and the 140A MPPT pulls maximum yield from your panels. The display shows input, output and battery state at a glance, and the form factor fits a van cabinet or a utility room shelf. It is a capable heart for a cabin or backup system, though you will still size your panels, batteries and wiring to match — this is the controller, not the whole system.

At a glance

✓5600W pure sine

✓140A MPPT

✓24V

✓All-in-one

Pros & cons

Why we like it

Inverter + 140A MPPT in one unit
5600W pure sine wave output
24V system, 6.25-inch LCD readout
Compact for van or cabin builds
Strong value vs separate components

Things to know

You size panels and batteries yourself
Pure sine but not a whole-home solution
Setup needs basic electrical comfort

FAQ

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Most items arrive in 7–20 days, but it varies by seller and destination. Always check the listing before ordering.

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