EcoFlow DELTA 3 Ultra Plus+DELTA 3 Max Plus Extra Battery

Authorized EcoFlow Dealer
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DELTA 3 Ultra Plus+DELTA 3 Max Plus Extra Battery
This bundle pairs a proven EcoFlow power station with a perfectly matched expansion battery — everything you need in one order, shipped together, backed by full manufacturer warranty on every component. Buying separately costs more. Authorized Dealer pricing guaranteed.
| Capacity | 3072Wh LFP | Output | 3600W / 7200W Surge |
| Weight | 74.3 lbs | Charge Speed | 48-min dual |
The DELTA 3 Ultra Plus delivers 3072Wh of EV-grade LFP with 3600W / 7200W surge, 48-minute dual charging, Smart Output Priority circuit management, and 10ms UPS auto-transfer. Scales to 11kWh. Designed for premium whole-home backup with AI energy management via OASIS 3.0.
The DELTA 3 Max Plus Extra Battery adds 2048Wh via snap-on connection — no tools, no cables. Expands the DELTA 3 Max Plus to 4096Wh or scale further to 10kWh+ with additional packs. EV-grade LFP: 4,000+ cycles, 10+ year lifespan.
• Both units charge simultaneously at maximum speed — no waiting, no extra steps • Total combined capacity doubles or more — days more runtime per charge cycle • Snap-on connection takes under 10 seconds — no tools, no cables, no complexity • Store the extra battery charged and ready — instantly available when you need it most • The complete bundle provides serious home backup capacity in one plug-and-play system
| Bundle Price | $4,298 |
- Both products are 100% genuine EcoFlow hardware — no grey market, no risk
- Full manufacturer warranty on every component in the bundle
- Authorized Dealer — if anything goes wrong, EcoFlow's support and our team are both here
- Best combined price — cheaper than buying each component separately
- Ships together from US inventory — one box, one delivery, no waiting
Why Locktech & Gear? We are an Authorized EcoFlow Dealer — every unit is 100% genuine EcoFlow hardware shipped from US inventory with the full manufacturer warranty. No grey-market, no refurbished, no risk. Our team knows these products inside and out — reach out before or after your purchase.