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Check local voltage, plug, installation, and product-certification requirements before ordering. We confirm compatibility and availability for your destination before payment. See our document process.
For households that need big output without the expansion features of the Plus, the DELTA 3 Ultra (3072Wh) offers 3600W and 7200W surge. It connects to a home through a Manual Transfer Switch or Inlet Box.
Planning a system? Read our guide: How to size a battery backup system for your home.
Good for backing up large appliances such as dryers during outages, or powering outdoor equipment such as lawnmowers.
1. 4 Ways to Charge, Ready in Just 89 mins: Ready in Just 89 mins (0-80%) with wall charging or generator charging, and can achieve longer runtime with an EcoFlow Smart Generator. 2. 3600W Powerful Output: 7200W surge output. With X-Boost™ mode, supports heavy-duty appliances up to 4600W such as clothing steamers, electric dryers, lawnmowers, and electric frying pans. 3. Long-Lasting, Durable, and Reliable: Equipped with automotive-grade full-tab LFP cells, offering 10 years of reliable power, 24/7 protection BMS, Class-B certification, and EV-grade CTC structure that protects against overnight condensation and off-road bumps during transport. 4. 2 Easy Ways to Connect to Your Home: Manual Transfer Switch and Inlet Box. 5. 10ms Auto-Switch: keep critical devices like NAS systems and servers running smoothly. 6. 25dB Whisper-Quiet Operation: Ultra-low noise (≤25dB at 600W). 7. OASIS 3.0 Smart App Control: Dashboard to monitor real-time battery status, electricity prices, and savings. Storm Guard Mode automatically activates backup power before extreme weather hits. Self-Powered Mode and Scheduled Tasks save you money daily. 8. Up to 5-Year Warranty: Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration.
Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.
We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.
Ask our team whether the DELTA 3 Ultra or Ultra Plus is the better fit for your home. Message our team on WhatsApp.
EcoFlow
With a 400W portable solar panel, this DELTA 3 series solar generator offers the largest solar option in the range. It is aimed at homeowners and off-grid users who want quicker recharging from the sun.
$895.20
EcoFlow
This bundle pairs an EcoFlow DELTA 3 power station with EcoFlow's 800W Alternator Charger. It is intended for buyers who want both items together rather than sourcing them separately.
$849.15
EcoFlow
Here the EcoFlow DELTA 2 Max power station is paired with the NextGen 160W solar panel, the smallest panel option in this series. It gives homeowners and RV owners expandable LFP storage with a lighter, more compact solar setup.
$935.20
EcoFlow
Heavy-duty appliances are where the DELTA 3 Max Plus earns its place, with 3000W of output and X-Boost support up to 3800W. This 2048Wh power station suits homeowners who want flexible backup that can scale from 2 to 10kWh.
$959.20