Skip to content

EcoFlow DELTA 2 Max Smart Extra Battery

$1,399.00

Notify me when back in stock

Free Shipping and Free 30 Day Returns

For All Your Orders

Referral Program

We Pay You $50 Per Referral

Fast Order Processing

All Orders are Processed Same Day When Ordered Before 2 PM PST

Financing Options Available

Learn More About Financing

Get your EcoFlow Delta 2 Max Smart Extra Battery today to complete your home backup power solution. Power your essential appliances with a hefty 2400W AC output by connecting DELTA 2 Max (2kWh) and up to two Smart Extra Batteries (6kWh) with your home's transfer switch for partial home backup. With a plug-and-play design, it's easier than ever to prepare for blackouts.

Add to a Delta 2 Max for a home backup solution

 

Expandable capacity

Increase the capacity of DELTA 2, DELTA Max and DELTA 2 Max with an extra 2048Wh.

Expandable capacity

Triple the power

2-6kWh expandable capacity to fit your energy storage needs. Add up to two DELTA 2 Max Smart Extra Batteries to hit a capacity of 6144Wh. Ideal for home backup, RVing, outdoors or even everyday use.

Triple the Power

Built to last 6× longer

Get 10 years of daily use until hitting 80% of its original capacity. That’s down to its LFP battery chemistry giving you 3000+ cycles.

Up to 6x longer than other power stations

Extensive 5-Year Warranty

With one of the most comprehensive warranties in the industry, we go the extra mile to give you peace of mind.

5 year warranty

 

Capacity

2048Wh

Input Port

51.2V, 2000W Max

Output Port

51.2V, 3200W Max

Battery

LFP chemistry, 3000 cycles to >80% capacity

Dimension

464 × 235 × 283 mm (18 × 9 × 11 in)

Weight

19kg (42lbs)

What’s in the box

Extra Battery Cable User Manual Warranty Card

Compatible with

DELTA 2 / DELTA Max 2000/ DELTA 2 Max

 

We proudly ship with the following reputable companies:

NOTE: Some items will have to be shipped freight depending on the size of the item such as the Home Standby Generators or other generators above a certain weight.

 

Free Shipping Promotion:

We offer free shipping on all orders to the continental United States.

NOTE: Some oversize/overweight products may incur a shipping charge, but this will be indicated on the product page of the item.

 

SHIPPING ADDRESS POLICY

Please ensure the shipping information provided at checkout is accurate. We are not responsible for any losses, including missing parcels, package damage, losses as a result of delay, and other losses caused by incorrect shipping information that customers have provided.

A physical address is required. We do not ship to P.O. Boxes or APO/FPO/DPO addresses.

NOTE: We only ship to the contiguous 48 US States at this time which excludes Alaska, Hawaii, and US territories.  We also do not ship outside the country.

Order Confirmation:

As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase.  As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.  If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail.  If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment. Our goal is to process your order the same day if we receive the order before 2 PM PST.

Order Shipment:

If your order is in stock and we process the charges to your credit card it will ship within three business days from the date of your order. We will send you shipping confirmation within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  If you do not receive shipping confirmation from us within four business days of your order feel free to follow up with us at info@mightygenerators.com.

Shipping Times:

Our delivery lead times vary from 3 to 7 days, contingent upon your geographical proximity to the originating warehouse of the shipped item. NOTE: Not all items ship from the same warehouse and depending on the brand they can ship from different warehouses in the US.

 

What does Free Liftgate Service Include for Home Standby Units? Lift gate service consists of the freight company delivering to your address and lowering your generator to the ground with a hydraulic lift. 

Why Buy From Us at Mighty Generators?

We get it. You've got a lot of choices when it comes to online retailers. So, why should you choose us? Here are some compelling reasons:

  1. Free Shipping, USA Wide: We offer free shipping throughout the USA with no hidden charges, ever. You'll never have to worry about unexpected fees when you shop with us.

  2. Price Match Guarantee: We are committed to providing you with the best prices online. If you find a lower price elsewhere, we'll match it. You can shop confidently knowing you're getting the best deal.

  3. 30 Day Easy Returns: Not completely satisfied with your purchase? No worries. We offer a hassle-free 30-day return policy. If you're not happy with your product, we'll take it back, no questions asked.

  4. Fast Processing: We understand the excitement of receiving your order quickly. That's why we prioritize fast order processing. In fact, we process as many orders as we can on the same day to ensure you get your product as soon as possible.

  5. Great Service: At Mighty Generators, we take pride in providing the best service anywhere. Our dedicated team is here to assist you throughout your shopping experience, from answering questions to resolving any concerns.

  6. Your Satisfaction Guaranteed: We carefully handpick our products for quality, and we're confident that you'll love them. However, if there's ever an issue, we're here to make it right. Your satisfaction is our priority.

Thank you for considering us for your shopping needs. We look forward to serving you and ensuring your online shopping experience is exceptional.

Get your EcoFlow Delta 2 Max Smart Extra Battery today to complete your home backup power solution. Power your essential appliances with a hefty 2400W AC output by connecting DELTA 2 Max (2kWh) and up to two Smart Extra Batteries (6kWh) with your home's transfer switch for partial home backup. With a plug-and-play design, it's easier than ever to prepare for blackouts.

Add to a Delta 2 Max for a home backup solution

 

Expandable capacity

Increase the capacity of DELTA 2, DELTA Max and DELTA 2 Max with an extra 2048Wh.

Expandable capacity

Triple the power

2-6kWh expandable capacity to fit your energy storage needs. Add up to two DELTA 2 Max Smart Extra Batteries to hit a capacity of 6144Wh. Ideal for home backup, RVing, outdoors or even everyday use.

Triple the Power

Built to last 6× longer

Get 10 years of daily use until hitting 80% of its original capacity. That’s down to its LFP battery chemistry giving you 3000+ cycles.

Up to 6x longer than other power stations

Extensive 5-Year Warranty

With one of the most comprehensive warranties in the industry, we go the extra mile to give you peace of mind.

5 year warranty

 

Capacity

2048Wh

Input Port

51.2V, 2000W Max

Output Port

51.2V, 3200W Max

Battery

LFP chemistry, 3000 cycles to >80% capacity

Dimension

464 × 235 × 283 mm (18 × 9 × 11 in)

Weight

19kg (42lbs)

What’s in the box

Extra Battery Cable User Manual Warranty Card

Compatible with

DELTA 2 / DELTA Max 2000/ DELTA 2 Max

 

We proudly ship with the following reputable companies:

NOTE: Some items will have to be shipped freight depending on the size of the item such as the Home Standby Generators or other generators above a certain weight.

 

Free Shipping Promotion:

We offer free shipping on all orders to the continental United States.

NOTE: Some oversize/overweight products may incur a shipping charge, but this will be indicated on the product page of the item.

 

SHIPPING ADDRESS POLICY

Please ensure the shipping information provided at checkout is accurate. We are not responsible for any losses, including missing parcels, package damage, losses as a result of delay, and other losses caused by incorrect shipping information that customers have provided.

A physical address is required. We do not ship to P.O. Boxes or APO/FPO/DPO addresses.

NOTE: We only ship to the contiguous 48 US States at this time which excludes Alaska, Hawaii, and US territories.  We also do not ship outside the country.

Order Confirmation:

As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase.  As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.  If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail.  If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment. Our goal is to process your order the same day if we receive the order before 2 PM PST.

Order Shipment:

If your order is in stock and we process the charges to your credit card it will ship within three business days from the date of your order. We will send you shipping confirmation within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  If you do not receive shipping confirmation from us within four business days of your order feel free to follow up with us at info@mightygenerators.com.

Shipping Times:

Our delivery lead times vary from 3 to 7 days, contingent upon your geographical proximity to the originating warehouse of the shipped item. NOTE: Not all items ship from the same warehouse and depending on the brand they can ship from different warehouses in the US.

 

What does Free Liftgate Service Include for Home Standby Units? Lift gate service consists of the freight company delivering to your address and lowering your generator to the ground with a hydraulic lift. 

Why Buy From Us at Mighty Generators?

We get it. You've got a lot of choices when it comes to online retailers. So, why should you choose us? Here are some compelling reasons:

  1. Free Shipping, USA Wide: We offer free shipping throughout the USA with no hidden charges, ever. You'll never have to worry about unexpected fees when you shop with us.

  2. Price Match Guarantee: We are committed to providing you with the best prices online. If you find a lower price elsewhere, we'll match it. You can shop confidently knowing you're getting the best deal.

  3. 30 Day Easy Returns: Not completely satisfied with your purchase? No worries. We offer a hassle-free 30-day return policy. If you're not happy with your product, we'll take it back, no questions asked.

  4. Fast Processing: We understand the excitement of receiving your order quickly. That's why we prioritize fast order processing. In fact, we process as many orders as we can on the same day to ensure you get your product as soon as possible.

  5. Great Service: At Mighty Generators, we take pride in providing the best service anywhere. Our dedicated team is here to assist you throughout your shopping experience, from answering questions to resolving any concerns.

  6. Your Satisfaction Guaranteed: We carefully handpick our products for quality, and we're confident that you'll love them. However, if there's ever an issue, we're here to make it right. Your satisfaction is our priority.

Thank you for considering us for your shopping needs. We look forward to serving you and ensuring your online shopping experience is exceptional.