Hoymiles HiFlow Pro
A plug-into-outlet balcony microinverter, up to four units to 1,200 W — launched July 2026 and marketed as the first US plug-in inverter certified to UL 3700.
Listing reviewed August 6, 2026. Confirm price & availability at the link before buying.
BrandHoymiles
CategoryMicroinverters
AvailabilityBuyable now
Certification
UL 3700 (manufacturer claim) (component)
Hoymiles' US product page says 'certified to UL 3700'; its own press release says 'compliant with' — an inconsistency worth noting. Not independently confirmed in UL's certification directory. UL 3700 is a system standard; this is a component.
What these standards mean: the UL certification guide →
Where to buy
Plain link — we earn nothing from it. We have no affiliate relationship with this seller.