1.How does it work to utilize solar energy?
As the morning sun rises, EcoFlow STREAM Ultra, equipped with a built-in grid-tied microinverter, immediately captures solar energy for your home and automatically stores any surplus. The stored power runs your appliances at night or during short-term power outages. Generating up to 6424kWh² annually, it meets up to 50% of household needs³ while cutting electricity bills by up to $1027⁴.
2. Dual-Mode 3,200W Solar Input – Capture More Sunlight for Savings
EcoFlow STREAM Ultra’s 4-MPPT design supports 2,000W of solar input, plus an additional 1,200W via the EcoFlow STREAM Microinverter connected to the solar battery—maximizing power generation from every sunlit area.
3.Max. 1,200W Grid-Tied AC Output⁵ – Power More of Your Home with Solar
EcoFlow STREAM Ultra combines a hybrid inverter and battery into a compact unit that plugs directly into AC sockets (NEMA 5-15/NEMA 5-20) to deliver solar power. Dual AC outlets can power two appliances simultaneously, automatically boosting output to 1,200W for essential household devices.
When the grid is active and STREAM Ultra is connected to your home, your AC circuits run smoothly by fully optimizing solar energy. In an outage, backup power is reserved solely for essential appliances.
4.Zero Solar Energy Waste – 1.92–11.52kWh Scalable Capacity
EcoFlow STREAM Ultra supports flexible solar storage expansion from 1.92kWh up to 11.52kWh. You can effortlessly expand the storage capacity by simply plugging multiple Ultra units into an AC wall outlet ( NEMA 5-15/NEMA 5-20) in your home. This straightforward DIY expansion method allows you to store surplus solar power for both daytime and nighttime household use. Moreover, you can integrate it with EcoFlow DELTA Series batteries*. With the EcoFlow STREAM Ultra, you have the flexibility to customize your solar storage system according to your energy needs.
5.Plug & Play⁶: Start Generating Power in Minutes
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