EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply

EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply

Shipping and Delivery

Free shipping to the 48 U.S. states on all items.

Other U.S. destinations available for a fee, typically range from $30–$400 depending on the product.

We assist with this process every day for brand new items only that qualify for shipping to those other locations.

Shipments outside the 48 states when purchased at our Florida hub may utilize one of our highly recommended freight partners.

This includes best rate pricing, full insurance, and Dangerous Goods labeling and inspection, when needed.

From there, your item is forwarded to your location.

You may choose local pickup or home delivery.

Tracking is provided to the hub; final delivery is fully insured and guaranteed.

We're logistics experts with 20+ years on expertise

SKU: EFD3MP-EB
UPC: 842783181831

Product Description

The EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply is designed for users who need longer runtime and scalable energy storage without replacing their existing power station. By adding an additional 2048Wh of capacity, this expansion battery allows your DELTA 3 Max Plus or DELTA 3 Ultra Plus system to handle extended outages, higher daily usage, and more demanding energy needs. It is an ideal solution for home backup, indoor environments, and users seeking flexible power growth over time.

This extra battery integrates seamlessly into the EcoFlow ecosystem, using a plug and play connection that eliminates complicated setup or configuration. Once connected, the system automatically recognizes the added capacity and manages charging and discharging intelligently. The EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply enables a modular approach to energy planning, allowing users to start with what they need today and expand later as requirements change.

Scalable Energy for Longer Runtime

Expanding your backup system with the EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply significantly increases available energy storage, helping critical devices stay powered longer during outages. Whether you are supporting refrigeration, networking equipment, medical devices, or work from home setups, the added capacity reduces the need for frequent recharging and improves overall resilience.

This expansion battery is particularly beneficial for users who rely on solar, generator, or off peak charging strategies. By storing more energy when power is available, you can maximize efficiency and reduce dependence on the grid during peak hours. The additional capacity also helps balance higher loads across longer durations, improving comfort and reliability during extended use.

Built with Long Lasting LFP Technology

At the core of the EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply is lithium iron phosphate battery chemistry. Known for its stability and long cycle life, LFP technology provides consistent performance over thousands of charge cycles. This makes it well suited for daily energy management as well as emergency backup scenarios where reliability is critical.

Advanced cell management ensures balanced charging and discharging, while integrated safety protections monitor temperature, voltage, and current in real time. These safeguards help extend battery lifespan and maintain dependable performance across a wide range of operating conditions. The result is an expansion battery designed for years of dependable service.

Designed for Easy Integration and Indoor Use

The stackable form factor of the EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply makes it easy to incorporate into existing setups without taking up excessive space. Its compact and stable design is optimized for indoor environments, allowing users to build a clean and organized power station configuration.

Because the EcoFlow DELTA 3 Max Plus Extra Battery is engineered specifically for compatibility with DELTA 3 Max Plus and DELTA 3 Ultra Plus systems, there is no guesswork involved. Power management remains centralized through the main unit and mobile app, giving users clear visibility into total capacity, charge status, and usage patterns. This simplicity makes the expansion battery accessible to both first time users and experienced energy planners.

Key Features

• Adds 2048Wh of expandable battery capacity
• Compatible with DELTA 3 Max Plus and DELTA 3 Ultra Plus
• Lithium iron phosphate battery chemistry for long cycle life
• Plug and play integration with automatic system recognition
• Stackable design optimized for indoor and home backup use
• Built for reliable long term performance

Technical Facts

• Battery capacity 2048Wh
• Battery chemistry lithium iron phosphate
• Designed for expansion of EcoFlow DELTA 3 Max Plus systems
• Indoor rated construction
• Integrated safety monitoring and protection
• Modular expandable energy design

Frequently Asked Questions

• Which power stations are compatible with this extra battery
This unit is designed specifically for use with EcoFlow DELTA 3 Max Plus and EcoFlow DELTA 3 Ultra Plus systems.

• Is professional installation required
No professional installation is required. The battery connects using a plug and play interface.

• Can I add more than one extra battery
Yes the modular design allows multiple expansion batteries depending on system limits and usage needs.

• Is it safe for indoor use
Yes it is designed for indoor environments and uses stable lithium iron phosphate battery technology.

The EcoFlow DELTA 3 Max Plus Extra Battery 2048Wh Expandable Power Supply offers a practical and future ready way to increase energy storage without replacing your existing equipment. It supports longer runtime, smarter energy management, and scalable growth for households and users who value reliability and flexibility in their power solutions.

Warranty

• Most warranty matters in all 50 states and U.S. territories are handled by email and phone support, unless EcoFlow suggests a replacement.

• Factory warranty: Full coverage for the 48 contiguous U.S. states and outlying U.S. territories.

• For outlying U.S. territories if replacement required: We can assist with return shipping to or from Florida at reduced rates; customer pays shipping.

• CPS Extended Warranty optional: Starts 30 days post purchase, covers full value plus shipping for all areas.