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- USA
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Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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Description
EcoFlow DELTA Pro Ultra 6kWh Home Backup Expansion BatteryUpgrade your home energy security with the EcoFlow DELTA Pro Ultra 6kWh Battery. Designed for full home backup and scalable performance, this advanced battery module supports 12 36kW power output and an expandable 12 180kWh storage capacity (when integrated with compatible systems). Enjoy fast installation with a plug and play setup that saves both time and cost. With smart protection features, rapid 20ms automatic switchover, and industry leading
Upgrade your home energy security with the EcoFlow DELTA Pro Ultra 6kWh Battery. Designed for full-home backup and scalable performance, this advanced battery module supports 12-36kW power output and an expandable 12-180kWh storage capacity (when integrated with compatible systems). Enjoy fast installation with a plug-and-play setup that saves both time and cost. With smart protection features, rapid 20ms automatic switchover, and industry-leading safety certifications, it delivers dependable power whether on-grid or off-grid. Optimize long-term savings with a system that can offer a remarkable return on investment.
EcoFlow DELTA Pro Ultra X - Whole-Home Power. Unbound.
12-36kW Output - High Power. High IQ.
DELTA Pro Ultra X scales from 12 to 36kW. With a new Adaptive Start algorithm, it intelligently identifies connected appliances and tailors startup for each, seamlessly handling surges up to 45kW and high-demand appliances like a 5-ton AC.
Get Through Any Outage
Start with 12kWh. Scale instantly to 180kWh
with up to 30 plug-in expansion batteries—no tools, no hassle. Power grows with your needs.
Plug your generator into DELTA Pro Ultra X for seamless backup.
With the EcoFlow FlowMaster Generator Rectifier, you can charge while delivering up to 12kW output, no downtime, no compromise. Compatible with all major portable generators.
Take in 10kW solar input enough to recharge 12kWh to 80% in just around 1 hour.
Even during storm season, enjoy a full daily recharge and steady, unshakeable energy.
The Fastest Installation: 7 Days, 3 Steps
DAY 1-2: Installer Match
After your installation order is placed, we'll match you with an EcoFlow Authorized Installer.
An Authorized Installer will schedule a visit to your home to assess your setup and plan installation.
DAY 7: One-Day Installation
Your Smart Home Panel 3 is wired, your EcoFlow app is synced, and your system is fully live. We provide end-to-end support—so your home is powered, connected, and protected from day one.
Energy That Can Move With You
DIY Solar + Plug-and-Play Batteries
Smart & Reliable When It Matters Most
Auto-Recharging · 20ms Auto Switchover · 32 Circuits · Intelligent Control
Before the Storm: Get Alerts
Storm Guard Mode sends real-time alerts through the app and can automatically charge your DELTA Pro Ultra X to 100% using solar or grid power.
When the Storm Hits: Lights Stay On
EcoFlow DELTA Pro Ultra X, paired with the Smart Home Panel 3 or Smart Gateway, switches your whole home from grid to battery power in under 20ms—faster than a blink. The lights stay on, Wi-Fi stays up, and even the game console keeps running. Zero delays. Zero disruptions.
During the Storm: Extended Backup Time
With Smart Home Panel 3, tag appliances by priority in the app. Essentials stay powered while non-essentials are throttled—extending backup time by up to 42%. EcoFlow AI Assistant fine-tunes power use in real time, adapting to weather, usage, and solar input.
Your 24/7 Money Saver - Here's a Typical Day of Savings
Day and night, the system intelligently shifts between solar, storage, and off-peak rates—maximizing every watt to get you the best deal. Here's what that might look like on a typical day of use.
Compatible with Existing Rooftop Solar - No Wasted Watts
With the EcoFlow Current Sense Transformer, every extra watt is redirected to your DELTA Pro Ultra X Smart Extra battery—never wasted or sold back to the grid for pennies.
The Highest Safety Standards
The first EV-grade full-tab cells deliver higher capacity with lower resistance, less heat, and longer-lasting performance. 25% More Efficient power flow (thanks to lower resistance: 1.5 mΩ vs. 2 mΩ) 25% Less Self-Heating
EV-grade full-tab cells
Perfectly matched cells ensure identical capacity, voltage, and resistance, minimizing wear and maximizing battery life. 24/7 Self-Maintenance: Automatic SOC balancing maximizes efficiency across the battery's entire lifespan.
Durable battery pack
Local BMS - X-Guard® System: 44+ safeguards and comprehensive monitoring ensures all-around safety. Safeguards: overcharge/discharge, extreme temperatures, short circuits, component failures, and more Cloud BMS - Big Data Protection: 100+ anomaly detectors run 24/7, with instant alerts, local service response, and remote emergency support.
Dual BMS Protection
Power Protection: 1.2M circuit samples/sec, millisecond-level anomaly detection for inverter and battery. Connection Monitoring: Intelligent cable and interface safeguards track heat, recognize faults, and allow instant shutdown for total electrical security. Load Isolation: Continuous voltage/current monitoring with triple-layer isolation. Faulty devices are cut off automatically while critical loads stay powered.
3-Level System Safety Architecture
Heats batteries in extreme cold for safe charging and longer runtime, while high-temp protection allows charging even at up to 45°C (113°F).
Smart Extreme-Weather Protection
Features
- Complete home energy solution delivering 12-36kW output and 12-180kWh expandable capacity
- Quick plug-and-play installation completed in as little as 7 days, reducing overall time and expense
- Intelligent power backup with 20ms automatic switchover for uninterrupted performance
- Provides significant energy savings — up to $6,000 per year with a 3-year ROI potential
- Full-system protection supported by top-tier safety certifications
Specifications
General Information
- Net Weight: Approx. 111.3 lb
- Dimensions: Approx. 26 in x— 18 in x— 8 in
Battery
- Capacity: 102.4V⎓60A 6,144Wh
- Cell Type: LFP (LiFePO4)
- Protection Systems:
- Overvoltage protection
- Overload protection
- Overtemperature protection
- Short circuit protection
- Low temperature protection
- Low voltage protection
- Overcurrent protection
Operating Environment
- Operating Temperature: -4°F to 113°F
- Storage Temperature: -4°F to 113°F
- Operating Humidity: <90%
- Maximum Operating Altitude: <3000m
Warranty
Energy Systems Central Stores is an authorized retailer of EcoFlow products. Because of this, we pass on EcoFlow's manufacturer 5-Year warranty to you.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy