How does the stackable design of the EcoFlow Delta Pro Ultra EB work?

The EcoFlow Delta Pro Ultra EB features a modular, stackable design that allows multiple batteries to be securely connected on top of each other, saving space and ensuring a clean, cable-free setup.

How long does it take to install the EcoFlow Delta Pro Ultra EB?

Installation of the EcoFlow Delta Pro Ultra EB is quick and easy, taking less than one minute to set up and fully integrate into your DELTA Pro Ultra system.

What are the technical specifications of the EcoFlow Delta Pro Ultra EB?

The EcoFlow Delta Pro Ultra EB has a capacity of 6144 Wh, a life cycle of 3500 cycles to 80%, an IP54 protection rating, weighs 50.7 kg, and has dimensions of 660 u00d7 455 u00d7 204 mm.

Can I use multiple EcoFlow Delta Pro Ultra EB batteries together?

Yes, you can expand your system by connecting multiple EcoFlow Delta Pro Ultra EB batteries together, with a total expandable capacity of up to 30 kWh.

Is the EcoFlow Delta Pro Ultra EB suitable for renewable energy solutions?

Yes, the EcoFlow Delta Pro Ultra EB is a great renewable energy solution, providing energy independence and reliable backup power for various applications.

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Ecoflow Delta Pro Ultra EB

2,499.00 €

Capacity: 6 kWh
Expandable: Up to 5 batteries per inverter
Approx. 3,500 charge cycles

6 in stock

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SKU: 305-23621 Categories: All, Batteries, Electricity Tags: ecoflow, expansion battery, extra battery pack, lifepo4 battery, portable power station, solar generator, yellystone outdoors

Description

Overview

The EcoFlow DELTA Pro Ultra EB is an expandable battery designed to increase the storage capacity of your DELTA Pro Ultra system. With 6 kWh of added energy storage per unit, it offers a practical way to support home backup power, off-grid living, or a more flexible renewable energy setup.

Its stackable design helps save floor space while keeping installation simple. If you are looking for a modular EcoFlow battery solution that can scale with your needs, this expansion battery is built for that purpose.

Why choose the EcoFlow DELTA Pro Ultra EB

This expandable battery is made for users who want more storage without replacing their existing system. It connects with the EcoFlow DELTA Pro Ultra inverter and adds capacity in a clean, modular format.

+6 kWh storage capacity per battery
Expandable up to 30 kWh total
Stackable energy storage for a compact setup
Plug-and-play integration for quick installation
Suitable for backup power and off-grid power use

Built for flexible energy storage

The EcoFlow DELTA Pro Ultra EB is a smart option for households that want more control over their energy use. Whether you are preparing for power outages or building a more resilient energy independence solution, the battery adds useful capacity to an existing system.

Because the battery is modular and stackable, it can be added as your needs grow. This makes it a strong fit for homeowners and users who want a scalable home backup power setup.

Quick integration with the DELTA Pro Ultra system

Installation is designed to be straightforward. According to the product details, the battery uses a plug-and-play setup and can be integrated into the DELTA Pro Ultra system in under one minute.

Please note that this battery works only with the EcoFlow DELTA Pro Ultra Inverter. If you plan to use three expansion batteries or more, the EcoFlow metal mounting bracket is required.

Technical specifications

Cell type: LFP
Capacity: 6144 Wh
Life cycles: 3500 cycles to 80%
Protection rating: IP54
Weight: 50.7 kg
Dimensions: 660 × 455 × 204 mm

Who is this battery for?

The EcoFlow DELTA Pro Ultra EB is suited to customers who want expandable battery storage for backup power, energy security, or off-grid applications. It is especially relevant for people looking to build a system that can grow over time instead of committing to a fixed capacity from the start.

Frequently asked questions

What is the EcoFlow DELTA Pro Ultra EB?

It is an expandable battery that adds 6 kWh of storage to the EcoFlow DELTA Pro Ultra system.

How much capacity does one battery add?

Each battery adds 6144 Wh, which is equivalent to about 6 kWh of storage.

Can I stack multiple batteries?

Yes. The system is designed as stackable energy storage and can be expanded up to 30 kWh total.

Does it work with all EcoFlow products?

No. It works only with the EcoFlow DELTA Pro Ultra Inverter.

Is a mounting bracket required?

Yes. If you use three expansion batteries or more, the EcoFlow metal mounting bracket is required.

Is this suitable for home backup power?

Yes. The battery is intended for home backup power, off-grid power, and other flexible energy storage needs.

Summary

The EcoFlow DELTA Pro Ultra EB is a practical expandable battery for users who need more storage, easier scaling, and a compact design. It is a useful addition for anyone building a renewable energy solution or improving energy independence with the DELTA Pro Ultra platform.

Additional information

Weight	50.8 kg
Dimensions	78 × 56.5 × 32.5 cm

About brand

EcoFlow at Yellystone Outdoors brings together a powerful and versatile collection of portable energy products designed for people who need dependable electricity wherever life takes them. Whether you are planning a camping trip, setting up a caravan, living the van life, travelling in an RV, heading off-road, enjoying boating adventures or preparing for emergency backup power at home, EcoFlow offers smart and efficient power solutions built for modern outdoor and mobile lifestyles. From compact charging accessories to high-capacity power systems, the EcoFlow range is ideal for customers looking for reliable, portable and future-ready energy equipment. The EcoFlow collection at Yellystone Outdoors includes a wide variety of portable power stations, solar panels, smart batteries, extra batteries, charging accessories, power cables, adapters and complete off-grid power solutions. Customers can explore products such as the EcoFlow 240W USB-C to USB-C Nylon Cable, 240W USB-C Cable, 100W Flexible Solar Panel, 100W Rigid Solar Panel, 110W Foldable Solar Panel, 175W Rigid Solar Panel, 2x130W RVMAX Rigid Solar Panel Combo, 400W Foldable Solar Panel, 400W Lightweight Portable Solar Panel, 400W Rigid Solar Panel, 45W Type-C Foldable Solar Panel, 60W Type-C Foldable Solar Panel, AC Cold-Device Power Cable for DELTA and RIVER, Alternator Charger 800W and Alternator Charger Custom Cable. These products are supported by a broader EcoFlow range that also includes prepared kits, Power Hub systems, Glacier plug-in batteries, RIVER series power stations, DELTA series backup power options, smart charging devices and essential accessories for portable and off-grid energy use. For outdoor enthusiasts, EcoFlow products offer practical power for lighting, portable fridges, cooking equipment, laptops, mobile devices, drones, cameras and other camping or travel essentials. For caravan, RV and van life users, EcoFlow makes it easier to build a flexible power setup that supports life on the road with efficient charging, solar input and expandable battery options. Boaters and marine users can also benefit from portable and lightweight energy systems that help power important devices while staying mobile and efficient. At the same time, homeowners looking for emergency backup power can use EcoFlow products as a convenient and cleaner alternative for short-term energy support during outages or unexpected disruptions. One of the biggest advantages of the EcoFlow range is its mix of portability, innovation and ease of use. Foldable solar panels are ideal for travellers who want lightweight solar charging on the go, while rigid solar panels and flexible solar panels offer more options for fixed or semi-fixed setups. Portable power stations and smart batteries provide convenient energy storage for both short adventures and extended off-grid use. Charging cables, alternator chargers and EV charging accessories help users create a more complete and efficient ecosystem, making EcoFlow a trusted choice for people who want clean energy products that work across a wide range of situations. Yellystone Outdoors is a strong destination for EcoFlow portable power, foldable solar panels, rigid solar panels, flexible solar panels, solar generators, battery storage, smart charging accessories, camping power solutions and off-grid electricity gear. The EcoFlow brand range is well suited to customers searching for high-performance portable power stations, solar charging systems, RV power solutions, van life energy products, camping solar panels, extra batteries, emergency power backup equipment and outdoor electricity accessories. By offering a broad selection of EcoFlow products in one place, Yellystone Outdoors helps customers compare, choose and invest in dependable energy solutions for travel, recreation, work and backup power needs.

Ecoflow Delta Pro Ultra EB

Overview