Excellent 4.9 | 18,452 reviews

Aurora Generators EcoFlow DELTA Pro Ultra X (1 inverter+2 batteries) Whole-Home Backup Power Station - EFDELTAPROUX-US-2EB

Aurora Generators EcoFlow DELTA Pro Ultra X (1 inverter+2 batteries) Whole-Home Backup Power Station - EFDELTAPROUX-US-2EB

$5,999.99
$5,999.99 $7,999.00
SAVE 24% Sold out
Aurora Generators EcoFlow DELTA Pro Ultra X (1 inverter+2 batteries) Whole-Home Backup Power Station - EFDELTAPROUX-US-2EB

Aurora Generators EcoFlow DELTA Pro Ultra X (1 inverter+2 batteries) Whole-Home Backup Power Station - EFDELTAPROUX-US-2EB

$5,999.99
$5,999.99 $7,999.00
SAVE 24% Sold out

Aurora Generators EcoFlow DELTA Pro Ultra X (1 inverter+2 batteries) Whole-Home Backup Power Station - EFDELTAPROUX-US-2EB

Run AC-based appliances or add optional accessories to power your whole home with the DELTA Pro Ultra X Whole-Home Backup Power Station from EcoFlow. It has an inverter and two battery packs to deliver 12kW of power from 12.2kWh of capacity. Plug in your devices and appliances using the two NEMA 5-20, a NEMA L14-30, and a NEMA 14-50 outlet. For whole-home power, add an optional Smart Home Panel 3 for under 20 ms switchover, a FlowMaster Generator Rectifier for unlimited power, Current Sense Transformer to siphon roof solar panels to the DELTA Pro Ultra X, or add EcoFlow solar panels to the system directly.

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Use optional accessories to fully integrate with your home and monitor energy throughout the day. You can switch to the grid for off-peak energy rates and reverting to solar or battery power during peak times.

Adaptive Start

An algorithm intelligently identifies connected appliances and tailors startup for each, while seamlessly handling surges up to 45kW.

Expandable Design

Scale up the power output and capacity with optional plug-in batteries. It supports up to 30 with no tools required, providing up to 36kW of energy and 180kWh of potential capacity.

Features
  • EV-Grade Battery Cells: Lower resistance, less heat, and better performance than other battery cell types
  • 24/7 Cell Maintenance: Automatic SOC balancing maximizes battery efficiency across its entire lifespan
  • Local BMS: X-Guard System has over 44 safeguards and monitoring systems to ensure overall safety, including overcharge/discharge, external temperatures, short circuits, component failures, and more
  • Cloud BMS: Over 100 anomaly detectors run 24/7 with instant alerts, local service response, and remote emergency support
  • Power Protection: 1.2 million circuit samples per second and millisecond-level anomaly detection for the inverter and battery
  • Connection Monitoring: Intelligent cable and interface safeguards track heat, recognize faults, and allow for instant shutdown if needed
  • Load Isolation: Continuous voltage and current monitoring uses triple-layer isolation. Any faulty devices get cut off from power automatically, while critical loads stay powered
  • Smart Extreme Weather Protection: The system heats the batteries in extreme cold and withstands temperatures up to 113°F
What our Experts Think
  • True Whole-Home Backup: The EcoFlow DELTA Pro Ultra X (1 Inverter + 2 Batteries) delivers 12kW continuous output and 12.288kWh of LiFePO₄ battery capacity, providing reliable power for entire homes during outages.
  • Highly Scalable System: Expand from 12.288kWh up to 61.44kWh with one inverter, or up to 184.32kWh with three inverters—ideal for growing energy needs and long-term backup.
  • Fast, Smart Energy Management: Supports 10kW solar input, UPS switchover in under 10ms (standalone), app-based monitoring, and seamless integration with the Smart Home Panel 3 for intelligent energy control.
  • Quiet & Built to Last: Premium LiFePO₄ batteries, IP54 protection, noise levels below 30dB, and a 5-year warranty make it a dependable, low-maintenance backup solution.
  • Best For: Homeowners seeking a premium, expandable whole-home battery backup system with fast solar charging, ultra-quiet operation, and dependable emergency power.


Q&A

Q: What is the EcoFlow DELTA Pro Ultra X (1 Inverter + 2 Batteries) best for?
A: It is designed for whole-home backup power, off-grid living, solar energy storage, and emergency preparedness with expandable, high-capacity power.

Q: What battery capacity and output does it provide?
A: It includes one inverter and two 6,144Wh LiFePO₄ batteries for a total of 12.288kWh capacity and 12,000W continuous AC output (120/240V).

Q: Can the system be expanded?
A: Yes. One inverter supports up to 10 batteries (61.44kWh), and up to three inverters can be combined for 184.32kWh capacity and 36kW output.

Q: Does it support solar charging?
A: Yes. It accepts up to 10,000W of solar input through dual MPPT inputs for fast, efficient renewable charging.

Q: Is it suitable for powering an entire home?
A: Yes. It can run major household appliances and works with the Smart Home Panel 3 for seamless whole-home backup and automatic outage protection.

Q: Does it provide UPS functionality?
A: Yes. It offers UPS switchover in under 10ms (standalone) and under 20ms with Smart Home Panel 3, helping keep essential devices running during outages.

Q: What battery technology does it use?
A: It features LiFePO₄ (LFP) batteries, providing long service life, enhanced safety, and dependable performance. 


Maintenance Tips
  • Keep the inverter, batteries, vents, and connection ports clean, dry, and free from dust.
  • Inspect battery cables and connectors regularly; ensure all connections are secure before operation.
  • Maintain clear airflow around the system and never block cooling vents.
  • Use the EcoFlow app to monitor battery health, temperature, charging, and system alerts.
  • Store or operate the system in a dry, temperature-controlled area away from moisture and direct heat.
  • Follow EcoFlow’s charging and long-term storage guidance to preserve battery capacity and lifespan
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