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EcoFlow DELTA Pro Ultra Inverter

Ensure your family's safety with uninterrupted power during any outage.

Experience peace of mind with silent, reliable backup for all weather conditions.

Save on energy bills with smart, efficient power management.

Enjoy total energy independence with rapid solar charging capabilities.

NEED HELP? Text or Call: (984) 777-9825

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DETAILS

Installments By Afterpay

Shop Pay offers you the option to pay in full at checkout, or to split your purchase into regular payments with Shop Pay Installments, both online and in-store. Installment options vary by store and can be used on orders over USD 50, including discounts, shipping, and taxes. You must be over the age of 18, reside in the US, and be paid in USD to use Shop Pay Installments. Your credit scores aren't impacted if your purchase is split into 4 bi-weekly payments using Shop Pay Installments. If your purchase is split into monthly payments, then your payments may be reported to a credit bureau. Note: To use Shop Pay Installments you need a US shipping address.

Installments By ShopPay

Please note that a higher initial payment may be required for some purchases. Pay later in 4 installments complete Terms. For CA residents loans made or arranged pursuant to a California Finance Lenders Law license.

Apply for Commercial Financing
DESCRIPTION

EcoFlow DELTA Pro Ultra: The Ultimate Whole-Home Backup Solution

Powerful Performance

  • Output: 7.2-21.6kW
  • Capacity: 6kWh-90kWh
  • Solar Input: 5.6kW-16.8kW

Reliable Backup and Savings Experience unmatched reliability with auto-switchover, prolonged backup, and energy bill savings using the EcoFlow Smart Home Panel 2.

Key Features

  • Unrivaled Capacity: A single unit runs your entire home with 7200W output and 5.6kW solar input.
  • Seamless Switch-Over: Automatic switch-over ensures uninterrupted power.
  • Energy Independence: Achieve true energy independence with high and low-PV technologies, gaining a full day's home energy in 60 minutes with up to 16.8kW solar input.

Silent and Reliable Operation

  • Zero Downtime: Experience 0 ms downtime with a whisper-quiet 0 dB operation for low draws under 2000W.
  • Durable Performance: Powers through extreme weather and freezing winters.

Smart Energy Management Monitor and control your energy usage in real time, optimize energy consumption, and reduce your electricity bills with intelligent battery management.

What's in the Box?

  • Inverter Box:
    • EcoFlow DELTA Pro Ultra Inverter
    • EcoFlow Portable Stand
    • EcoFlow Disassembly and Assembly Tool
    • EcoFlow Solar to Low-PV Port Charging Cable
    • EcoFlow AC Charging Cable-C20
    • Warranty Card
    • Quick Start Guide

  • Battery Box (for battery-selected options):
    • EcoFlow DELTA Pro Ultra Battery
    • EcoFlow Battery Connection Cable (0.66 ft)
    • Safety Guide

Choose EcoFlow DELTA Pro Ultra for the most powerful and reliable whole-home backup solution.

MANUFACTURER SHIPPING | RETURNS | WARRANTY

Shipping

Shipment processing time

All orders are processed within 3-5 business days.

The estimated delivery time is 7-10 business days.

Orders are not shipped or delivered on weekends or public holidays.

If we are experiencing a high volume of orders, shipments may be delayed by a few days. Please allow additional days in transit for delivery. If there is a significant delay in shipping your order, we will contact you via email.

Shipment Confirmation & Order Tracking

You will receive a shipment confirmation email containing your tracking number(s) once your order has shipped. The tracking information will be updated within 48 hours.

If your tracking information has not been updated within 10 business days, please get in touch with info@thrillseekergear.com.

Shipping areas

EcoFlow orders are shipped to the contiguous United States (does not include outlying islands and overseas territories).

Shipping Information

Please make sure all the shipping information you provide to us is correct. We are not responsible for any losses, including missing parcels, package damage, losses due to delay, and other losses caused by incorrect shipping information that customers have provided. 

We do not ship to a P.O. Box or APO/FPO/DPO addresses.

Damages

If you received your order damaged, please contact us within 7 business days at info@thrillseekergear.com.

We are not responsible for any losses,  including missing parcels, package damage, losses due to the delay, and other losses caused by the shipping carrier. However, we will help you contact the responsible shipping carrier. Please save all packing and the damaged goods as they may be required for filing a claim against the shipping carrier.

Return & Refund Policy

We hope you love what you've ordered! But just in case you're not 100% satisfied, we've made the return process super easy.

Please note that the return and refund policy may vary according to local laws and regulations.  

Cancellation

Customers can request a full refund within 24 hours after placing an order.

Please note that we will charge a transaction fee if you apply for the refund 24 hours after the order is placed and before delivery has been made (2.6% for credit card users, 3.6% for PayPal users, 3.5% for Affirm users, 3.3% for Klarna users).

Orders cannot be canceled more than 30 days after they are shipped.

Returns

The return service is currently available to US orders only. 

If you are unsatisfied with your purchase, you may return the purchased items complete, unused, and in their original packing within 30 days of receiving them for an exchange or refund.

If 30 days have passed since your purchase, we cannot offer a refund or exchange.

For quality issues, we will give you a full refund or one-time free replacement within 30 days of receiving the items.

Please collect the package first if your order has been shipped and you want to return it. Then contact our support team via info@thrillseekergear.com to obtain instructions to return.

Please note that a double shipping fee may be deducted from the original payment if you reject the shipments.

You’ll be charged for shipping and a transaction fee (2.6% for credit card users, 3.6% for PayPal users, and 3.5% for Affirm users) in the event of a return on US orders.

Return Process

Contact our support team via info@thrillseekergear.com to start the return process. Please provide them with proof of purchase, such as an invoice, order number, and product(s) ordered.

You will receive instructions on how to properly pack the products and return them to us. Please make sure all components are included in the package.

Refund

After you have returned the product to our warehouse, we will issue a refund within 14 business days. You will be notified by email when your order is refunded. If you have not received the refund after 14 business days, please contact us via info@thrillseekergear.com.


Warranty

Please note that the warranty period may vary according to local laws and regulations. Some countries, states, and provinces do not allow limitations on how long an implied warranty may last, so the limitation described above may not apply to you. You may have other rights from state to state, province, or country.

DO NOT USE YOUR PRODUCTS UNTIL YOU HAVE READ THE TERMS OF THE WARRANTY.

All EcoFlow products come with a limited warranty, as shown below. BY USING ECOFLOW PRODUCTS, YOU AGREE TO BE BOUND BY THE TERMS OF THE ECOFLOW LIMITED WARRANTY.

We provide a limited warranty for EcoFlow product purchases. The warranty period starts when the original purchaser receives the products.

Warranty Timeline

Item Warranty Period (refers to months, unless specified)
DELTA Max (1600/2000)
DELTA Max Smart Extra Battery
24+12 (Registration for warranty extension)
DELTA Pro
DELTA Pro Smart Extra Battery
24+36 (Registration for warranty extension)
RIVER mini
RIVER
RIVER Max
RIVER Max Plus
RIVER Pro
RIVER Extra Battery
RIVER Pro Extra Battery
DELTA mini
DELTA
Smart Generator (Dual Fuel)
24
400W
220W
160W
110W
85W
12
400W Rigid Solar Panel 10 years
100W Rigid Solar Panel 60
100W Flexible Solar Panel 36
Wave Portable Air Conditioner
Wave Add-On Battery
12
Accessories 12
Smart Generator 12
Power Hub
Power Kits Console
2kWh/5kWh LFP Battery
RIVER 2
RIVER 2 Max
DELTA 2
DELTA 2 Extra Battery
5 years
R600/R600 Max/R600 Pro/EF-1500* 36

For Kickstarter backers, please refer to the special warranty policy of the campaign or contact info@thrillseekergear.com.

Warranty Extension

Customers are advised to complete registration as early as possible.

Exclusions and Limitations

This warranty does not apply:

  • Non-quality related issues;
  • Items purchased from unauthorized resellers;
  • Purchases without valid proof of purchase;
  • Items that have been refunded;
  • Items that have expired their warranty period;
  • Any defects or damages caused by misuse of products, unauthorized modification, dis-assembly or operation not by the official instructions or manuals;
  • Any defects or damages caused by exposure to excessive heat, liquids or other external causes;
  • Any defects or damages caused by reliability or compatibility issues when using unauthorized third-party parts;
  • Lost or stolen products;
  • Free products.

Cross-Regional After-Sales Service

EcoFlow does not provide a global product warranty, and the warranty service can only be obtained at a designated EcoFlow repair center.

To repair the product in an EcoFlow repair center when the product was purchased in another region, depending on part availability, customers can obtain a cross-regional repair service at an additional charge. (Some products do not support cross-regional repair even if the customer is willing to pay for the service. For more details, please contact ThrillSeeker Gear Support.)

A cross-regional replacement service is not available for different versions of the same product.

The customer will need to bear customs duties, taxes, customs clearance, and other costs incurred for a cross-regional repair, regardless of whether it is the warranty or paid repair service.

Valid Proof of Purchase

  • A purchase order number was made through thrillseekergear.com;
  • Sales invoice or order confirmation email that clearly shows the description of the product, its price, and sales channel.

Warranty Registration

  • Register your warranty at https://www.ecoflow.com/us/support/warranty

Return Material Authorization (RMA) process

  • Contact ThrillSeeker Gear Customer Service Team at info@thrillseekergear.com.
  • If your item is eligible for an EcoFlow Warranty, you will receive a prepaid shipping label. Please follow the instructions provided by the Support Team to properly pack the products and return them safely.
  • Please note that we can only provide return shipping labels for return packages in the United States. For returns in other countries and areas, please contact ThrillSeeker Gear Support at info@thrillseekergear.com for more details.

Replacement

  • In case of replacement, delivery of the replacement item will be arranged within 15 business days (subject to changes caused by force majeure) after confirming that the defective item has been received at our warehouse. The final resolution is subject to the availability of the replacement items.
  • The replacement warranty will be covered by a period equal to the remaining warranty period of the original item.

EcoFlow DELTA Pro Ultra: The Ultimate Whole-Home Backup Solution

Powerful Performance

  • Output: 7.2-21.6kW
  • Capacity: 6kWh-90kWh
  • Solar Input: 5.6kW-16.8kW

Reliable Backup and Savings Experience unmatched reliability with auto-switchover, prolonged backup, and energy bill savings using the EcoFlow Smart Home Panel 2.

Key Features

  • Unrivaled Capacity: A single unit runs your entire home with 7200W output and 5.6kW solar input.
  • Seamless Switch-Over: Automatic switch-over ensures uninterrupted power.
  • Energy Independence: Achieve true energy independence with high and low-PV technologies, gaining a full day's home energy in 60 minutes with up to 16.8kW solar input.

Silent and Reliable Operation

  • Zero Downtime: Experience 0 ms downtime with a whisper-quiet 0 dB operation for low draws under 2000W.
  • Durable Performance: Powers through extreme weather and freezing winters.

Smart Energy Management Monitor and control your energy usage in real time, optimize energy consumption, and reduce your electricity bills with intelligent battery management.

What's in the Box?

  • Inverter Box:
    • EcoFlow DELTA Pro Ultra Inverter
    • EcoFlow Portable Stand
    • EcoFlow Disassembly and Assembly Tool
    • EcoFlow Solar to Low-PV Port Charging Cable
    • EcoFlow AC Charging Cable-C20
    • Warranty Card
    • Quick Start Guide

  • Battery Box (for battery-selected options):
    • EcoFlow DELTA Pro Ultra Battery
    • EcoFlow Battery Connection Cable (0.66 ft)
    • Safety Guide

Choose EcoFlow DELTA Pro Ultra for the most powerful and reliable whole-home backup solution.

Shipping

Shipment processing time

All orders are processed within 3-5 business days.

The estimated delivery time is 7-10 business days.

Orders are not shipped or delivered on weekends or public holidays.

If we are experiencing a high volume of orders, shipments may be delayed by a few days. Please allow additional days in transit for delivery. If there is a significant delay in shipping your order, we will contact you via email.

Shipment Confirmation & Order Tracking

You will receive a shipment confirmation email containing your tracking number(s) once your order has shipped. The tracking information will be updated within 48 hours.

If your tracking information has not been updated within 10 business days, please get in touch with info@thrillseekergear.com.

Shipping areas

EcoFlow orders are shipped to the contiguous United States (does not include outlying islands and overseas territories).

Shipping Information

Please make sure all the shipping information you provide to us is correct. We are not responsible for any losses, including missing parcels, package damage, losses due to delay, and other losses caused by incorrect shipping information that customers have provided. 

We do not ship to a P.O. Box or APO/FPO/DPO addresses.

Damages

If you received your order damaged, please contact us within 7 business days at info@thrillseekergear.com.

We are not responsible for any losses,  including missing parcels, package damage, losses due to the delay, and other losses caused by the shipping carrier. However, we will help you contact the responsible shipping carrier. Please save all packing and the damaged goods as they may be required for filing a claim against the shipping carrier.

Return & Refund Policy

We hope you love what you've ordered! But just in case you're not 100% satisfied, we've made the return process super easy.

Please note that the return and refund policy may vary according to local laws and regulations.  

Cancellation

Customers can request a full refund within 24 hours after placing an order.

Please note that we will charge a transaction fee if you apply for the refund 24 hours after the order is placed and before delivery has been made (2.6% for credit card users, 3.6% for PayPal users, 3.5% for Affirm users, 3.3% for Klarna users).

Orders cannot be canceled more than 30 days after they are shipped.

Returns

The return service is currently available to US orders only. 

If you are unsatisfied with your purchase, you may return the purchased items complete, unused, and in their original packing within 30 days of receiving them for an exchange or refund.

If 30 days have passed since your purchase, we cannot offer a refund or exchange.

For quality issues, we will give you a full refund or one-time free replacement within 30 days of receiving the items.

Please collect the package first if your order has been shipped and you want to return it. Then contact our support team via info@thrillseekergear.com to obtain instructions to return.

Please note that a double shipping fee may be deducted from the original payment if you reject the shipments.

You’ll be charged for shipping and a transaction fee (2.6% for credit card users, 3.6% for PayPal users, and 3.5% for Affirm users) in the event of a return on US orders.

Return Process

Contact our support team via info@thrillseekergear.com to start the return process. Please provide them with proof of purchase, such as an invoice, order number, and product(s) ordered.

You will receive instructions on how to properly pack the products and return them to us. Please make sure all components are included in the package.

Refund

After you have returned the product to our warehouse, we will issue a refund within 14 business days. You will be notified by email when your order is refunded. If you have not received the refund after 14 business days, please contact us via info@thrillseekergear.com.


Warranty

Please note that the warranty period may vary according to local laws and regulations. Some countries, states, and provinces do not allow limitations on how long an implied warranty may last, so the limitation described above may not apply to you. You may have other rights from state to state, province, or country.

DO NOT USE YOUR PRODUCTS UNTIL YOU HAVE READ THE TERMS OF THE WARRANTY.

All EcoFlow products come with a limited warranty, as shown below. BY USING ECOFLOW PRODUCTS, YOU AGREE TO BE BOUND BY THE TERMS OF THE ECOFLOW LIMITED WARRANTY.

We provide a limited warranty for EcoFlow product purchases. The warranty period starts when the original purchaser receives the products.

Warranty Timeline

Item Warranty Period (refers to months, unless specified)
DELTA Max (1600/2000)
DELTA Max Smart Extra Battery
24+12 (Registration for warranty extension)
DELTA Pro
DELTA Pro Smart Extra Battery
24+36 (Registration for warranty extension)
RIVER mini
RIVER
RIVER Max
RIVER Max Plus
RIVER Pro
RIVER Extra Battery
RIVER Pro Extra Battery
DELTA mini
DELTA
Smart Generator (Dual Fuel)
24
400W
220W
160W
110W
85W
12
400W Rigid Solar Panel 10 years
100W Rigid Solar Panel 60
100W Flexible Solar Panel 36
Wave Portable Air Conditioner
Wave Add-On Battery
12
Accessories 12
Smart Generator 12
Power Hub
Power Kits Console
2kWh/5kWh LFP Battery
RIVER 2
RIVER 2 Max
DELTA 2
DELTA 2 Extra Battery
5 years
R600/R600 Max/R600 Pro/EF-1500* 36

For Kickstarter backers, please refer to the special warranty policy of the campaign or contact info@thrillseekergear.com.

Warranty Extension

Customers are advised to complete registration as early as possible.

Exclusions and Limitations

This warranty does not apply:

  • Non-quality related issues;
  • Items purchased from unauthorized resellers;
  • Purchases without valid proof of purchase;
  • Items that have been refunded;
  • Items that have expired their warranty period;
  • Any defects or damages caused by misuse of products, unauthorized modification, dis-assembly or operation not by the official instructions or manuals;
  • Any defects or damages caused by exposure to excessive heat, liquids or other external causes;
  • Any defects or damages caused by reliability or compatibility issues when using unauthorized third-party parts;
  • Lost or stolen products;
  • Free products.

Cross-Regional After-Sales Service

EcoFlow does not provide a global product warranty, and the warranty service can only be obtained at a designated EcoFlow repair center.

To repair the product in an EcoFlow repair center when the product was purchased in another region, depending on part availability, customers can obtain a cross-regional repair service at an additional charge. (Some products do not support cross-regional repair even if the customer is willing to pay for the service. For more details, please contact ThrillSeeker Gear Support.)

A cross-regional replacement service is not available for different versions of the same product.

The customer will need to bear customs duties, taxes, customs clearance, and other costs incurred for a cross-regional repair, regardless of whether it is the warranty or paid repair service.

Valid Proof of Purchase

  • A purchase order number was made through thrillseekergear.com;
  • Sales invoice or order confirmation email that clearly shows the description of the product, its price, and sales channel.

Warranty Registration

  • Register your warranty at https://www.ecoflow.com/us/support/warranty

Return Material Authorization (RMA) process

  • Contact ThrillSeeker Gear Customer Service Team at info@thrillseekergear.com.
  • If your item is eligible for an EcoFlow Warranty, you will receive a prepaid shipping label. Please follow the instructions provided by the Support Team to properly pack the products and return them safely.
  • Please note that we can only provide return shipping labels for return packages in the United States. For returns in other countries and areas, please contact ThrillSeeker Gear Support at info@thrillseekergear.com for more details.

Replacement

  • In case of replacement, delivery of the replacement item will be arranged within 15 business days (subject to changes caused by force majeure) after confirming that the defective item has been received at our warehouse. The final resolution is subject to the availability of the replacement items.
  • The replacement warranty will be covered by a period equal to the remaining warranty period of the original item.

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