EcoFlow
EcoFlow STREAM Ultra
800W + 1.92kWh
All-in-one balcony system: 800W microinverter, a built-in 1.92kWh LFP battery and 4-channel MPPT — store the day's generation and use it at night.
4.6 £799
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Balcony & Plug-in Solar Kits
Balcony (plug-in) solar kits are small, tenant-friendly systems you set up yourself — no installer needed. Legal in the UK since 15 April 2026 up to 800W output under a simple G98 'connect & notify' process. Compare the kits by output, battery, weatherproofing and price.
EcoFlow
EcoFlow STREAM Microinverter
800W
An 800W IP67 microinverter with Wi-Fi and app control — the cheapest legal route into balcony solar, add your own panels.
4.4 £219
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Zendure
Zendure SolarFlow 800
Hyper 800
Modular plug-in system with an 800W output and stackable AB batteries — start with one module and add capacity as you go.
4.2 £499
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Anker SOLIX
Anker SOLIX Balcony Solar Kit
RS40B
Complete two-panel balcony kit with an 800W microinverter, mounts and an optional bolt-on battery — everything in one box.
4.1 £599
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EcoFlow
EcoFlow PowerStream
800W
EcoFlow's original plug-in microinverter that pairs with its portable power stations for storage. Superseded by STREAM but still good value.
4.0 £209
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