
EcoFlow DELTA 3 Ultra Portable Power Station (3072Wh)
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The EcoFlow DELTA 3 Ultra is a 3072Wh portable power station built around automotive-grade LFP cells rated for about 10 years of use. It delivers 3600W continuous output with a 7200W surge, and X-Boost pushes it to run heavy appliances up to 4600W. It charges from 0 to 80% in about 89 minutes on wall or generator power and can switch to backup power in 10ms. It suits home backup, off-grid living and job sites, where its capacity and output beat smaller 2kWh-class stations but it is heavier and bulkier to move.
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The EcoFlow DELTA 3 Ultra is a portable power station with a 3072Wh capacity. It delivers 3600W of output and 7200W of surge output. In X-Boost mode it supports heavy-duty appliances up to 4600W, such as clothing steamers, electric dryers, lawnmowers and electric frying pans.
It uses automotive-grade full-tab LFP cells rated for 10 years of reliable power. A 24/7 protection BMS and an EV-grade CTC structure guard against overnight condensation and off-road bumps during transport. It runs at 25dB or less at 600W.
It can connect to a home through a Manual Transfer Switch or an Inlet Box. The 10ms auto-switch keeps critical devices such as NAS systems and servers running. The OASIS 3.0 app shows real-time battery status, electricity prices and savings. Storm Guard Mode turns on backup power before extreme weather. Self-Powered Mode and Scheduled Tasks are also available in the app.







