Get To Know DELTA 2
EcoFlow DELTA 2 Max Smart Extra Battery
Compatible with | DELTA 2 / DELTA Max 2000/ DELTA 2 Max |
Increase the capacity of DELTA 2 Max with an extra 2046Wh.
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, caravanning, outdoors or even everyday use.
10-Year Long-lasting LFP Battery
Durable, Safe, Lightweight
LFP Battery Chemistry
That"s 6× longer than other power stations with a similar capacity and output.
Advanced BMS Protection
A built-in battery management system regulates vitals, including voltage, current, and temperature, keeping DELTA 2 Max safe, secure, and built to stand the test of time.
Protective Layers Inside and Out
With LFP cells, DELTA 2 Max is safe, durable, and highly efficient
Upgraded Tech, Lighter Weight
Even with its upgraded LFP battery, DELTA 2 Max is still 30% lighter than similar power stations on the market.
Run 99% of Appliances with X-Boost
Power pretty much anything with up to 3400W Output
DELTA Max powers almost all the devices you need with a large 2400W AC output. With X-Boost proprietary technology, run appliances with an output of up to 3400W. Compared with similar portable power stations, DELTA 2 Max can power more devices while also preventing overloading and overheating.
120V Home Backup: Power through outages
Plug-and-play home back up 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.
120V: Home Backup Soluion
2400W: Huge AC output
6kWh: Connect up to 2 EcoFlow Smart Extra Batteries
Expandable up to 6kWh
Triple the power
Take DELTA 2 Max with you anywhere as a solo unit or connect it with two Extra Batteries for up to 6kWh of home backup.
2048wh: DELTA 2 Max
4096Wh: DELTA 2 Max + 1 × Extra Battery
6144Wh: DELTA 2 Max + 2 × Extra Battery
Experience the world"s fastest 43 minute recharge
Fuel Up 80% in Only 43 Mins*
With DELTA 2 Max"s upgraded tech, combine up to 1000W solar input with AC for world-leading charging speeds. In only 43 min get an 80% charge. Or stick with AC for an 80% charge in a speedy 1.1 hour.
*When combined solar and AC input is 2400W.
99% MPPT Efficiency
Maximise solar generation during daylight hours
Up to 1000W solar input
EcoFlow"s smart (MPPT) algorithm automatically detects voltage and current in real-time to give you optimum solar generation throughout the day, even during cold and cloudy days. With a solar input of 1000W, connect up to 2 EcoFlow 400W Portable Solar Panels or 4 sets of 220W Bifacial Solar Panels.
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.
Why DELTA 2 Max ?
As Quiet as 30 dB
Peaceful charging
At only 30 dB, DELTA 2 Max is quieter than other 2kWh power stations on the market.
*From a distance of approximately 20 in., noise level is 30 dB (with low input and 500W output) vs. other power stations with 55 dB or higher.
DELTA 2 Series
Expandable LFP Battery Power Solution
DELTA 2 offers capacities of 1-3kWh, while DELTA 2 Max provides energy storage from 2-6kWh. Get 10 years of daily use before hitting 80% of its original capacity. That’s down to its LiFePO4 battery chemistry, giving you 3000 full cycles for a 6× longer life.
Part of An Ever-Growing ecosystem
DELTA 2 is just the start. Link with a wide variety of EcoFlow products such as portable solar panels, the Wave portable air conditioner, extra batteries and so much more. All to deliver a one-stop power solution for your family.
Check The Ever-Growing ecosystem Collection
Tech Specs
DELTA 2 Max Smart Extra Battery Specs
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) |
Compatible with | DELTA 2 / DELTA Max 2000/ DELTA 2 Max |
DELTA 2 Max Specs
Capacity | 2048Wh |
Extra Battery | Supports up to two DELTA 2 Max Smart Extra Batteries / DELTA Max Smart Extra Battery |
AC Output | 6 outlets, 2400W total (Surge 4800W) |
Max Device(s) Power (with X-Boost) | X-Boost 3400 W |
USB-A Output | 2 ports, 5V, 2.4A, 12W Max per port |
USB-A Fast Charge | 2 ports, 5V, 2.4A / 9V, 2A / 12V, 1.5A, 18W Max |
USB-C Output | 2 ports, 5/9/12/15/20V, 5A, 100W Max per port |
Car Power Output | 1 port, 12.6V, 10A, 126W Max |
DC5521 Output | 2 ports, 12.6V, 3A, 38W Max per port |
AC Charging | X-stream Fast Charge 1800W, 15A |
AC Input Voltage | 100-120V~ max. 15A 50Hz/60Hz |
Solar Charging | 11-60V 15A, single port 500W; dual port 1,000W |
Car Charging | Support 12V/24V battery, 8A |
EcoFlow WAVE& WAVE 2 & GACIER &Smart generator | Supported |
Battery Chemistry | LFP (LiFePO4 battery) |
Cycle Life | 3000 cycles to 80+% capacity |
Connectivity | Wi-Fi & Bluetooth |
Dimensions | 497 × 242 × 305 mm /19.6 × 9.5 × 12 in |
Net weight (lbs) | 50 lbs |
Net weight (kg) | 23kg |
What"s in the Box
Extra Battery Cable User Manual Warranty Card
User Manual
DELTA 2 is just the start. Link with a wide variety of EcoFlow products such as portable solar panels, the Wave portable air conditioner, extra batteries and so much more. All to deliver a one-stop power solution for your family.
Frequently Asked Questions
EcoFlow DELTA2 Frequently Asked Questions
What is the waterproof rating?
IP20, we provide waterproof protection bag which is sold separately, can be used together to achieve waterproof effect in outdoor rainy days.
How many solar panels can be used, and how much is the solar charging power?
Delta 2 can work with one 400W solar panel, or two 220W solar panels used in series, and the maximum solar charging power is 500W.
Can it be used with other Ecosystem products?
Delta 2 can work with the Wave and the Smart generator.
What connection methods do the APP support?
Delta 2 supports WIFI and Bluetooth connections.
What is the weight and noise level?
The weight of Delta 2 is around 27lbs, the noise level is ≤60dB, 1 meter
What the cell Type does DELTA 2 have?
LFP,3000 cycles to 80%+ capacity.
How long does it take to fully charge?
A total of 1.3H is required to be fully charged.
How much is the charging power and the discharging power?
Charging power:1200W Max Discharging power: 1800W (Surge 2700W), X-Boost 2400W
Does it support battery extension?
Delta 2 only supports one extra battery extension, and the capacity of the extra battery is 1024Wh. It also supports the extra battery of DELTA Max, which can be expanded to 3040Wh at the maximum.
What is the capacity of the battery?
1024Wh.
EcoFlow DELTA 2 Max Frequently Asked Questions
Can I use the product when it is wet?
It is strictly forbidden to expose this product to any liquid. Do not immerse or wet this product in water. Do not use the product in rain or wet environment.
Can I take the product on an airplane?
No.
What if the product cannot be turned on?
1. Try to charge the device and then turn on the power. If charging fails, troubleshoot the problem as the power cannot be charged. 2. If there is no response after you short or long press (for 3 seconds) the main power button, contact the after-sales service team for help.
What if the product cannot be charged?
1. The charging temperature is too high. If you use high power appliances for a long time, stop using the product until the temperature drops. 2. The charging temperature is too low. Place DELTA 2 Max in a warm environment. 3. Check whether the input meets the specifications. 4. Check whether a charging limit is set. 5. In case of charging failure, try to change the charging method or charging cable.
What are recommendations for storage if the device is not used for a long time?
1. Store the product away from water, heat sources, and metal objects. 2. To extend the battery life, it is recommended to use or store the product at ambient temperature from 20°C to 30°C. 3. For long-term storage, charge and discharge the product once every 3 months (firstly discharge it to 0%, then fully charge the device, and then discharge it to 60% for long-term storage); products not charged and discharged for more than 6 months will not be covered by warranty. 4. For safety reasons, do not store this product at ambient temperature higher than 45°C or lower than –10°C for a long time. 5. If the product is critically low on power and left unused for a long time, it will enter sleep mode and will need to be recharged before you need to use it again.
Is DELTA 2 Max Extra Battery compatible with DELTA Max and DELTA 2?
The DELTA 2 Max Extra Battery is compatible with DELTA Max (2000) and DELTA 2.
Can I switch the frequency? How to switch it?
It is not recommended to switch the frequency. If required, turn on the AC power supply, press and hold the AC output switch for 10 seconds to switch the frequency. (Do not switch the AC output frequency; otherwise, it may cause failure of some appliances.)
Is it also impossible to turn off the device while charging? Will it turn on automatically if it is off after powering up?
In the off state, the product will automatically turn on after powering up. The device cannot be switched off during charging.
How to calibrate the SOC?
Fully discharge and charge the battery for one time and then recalibrate it.
What is the battery type?
LFP battery. 80% capacity remaining after 3000 cycles.
What connection methods does the APP support?
Bluetooth and Wi-Fi.
How many solar panels can be installed, and what is the solar charging power?
DELTA 2 Max has 2 solar/car charging input ports, with voltage range of 11-60V for each port, and maximum solar charging power 500W for each port. Each port can be connected to one 400W solar panel, or two 220W solar panels in series.
Can it be used with other ecosystem products?
It supports WAVE and WAVE 2 portable air conditioners, GLACIER portable refrigerator,s and Smart Generators.
Can DELTA 2 Max be used with the Extra Battery?
Up to 2 Extra Batteries can be connected. It is compatible with DELTA Max Extra Battery. It can be expanded to 6144Wh at maximum.
What are the weight and noise level?
Net weight: 23 kg. Within a range of 50 cm, the noise level is 30 dB when the input or output power is below 500W.
What is the capacity of the product?
2048Wh.
Does it support charging while using?
Yes, power station supports charging and discharging when charging in vehicles,portable solar panel, etc. However, when the battery of the machine is low or is about to run out, it is best not to output while connecting to DC charging (solar/vehicle charging); at this time, if the input of the power is less than or equal to the output power, the device will continue to consume power, which may result in power loss and eventually damage the battery.
How do I access EcoFlow's EU Declaration of Conformity documents?
A copy of the documents is available online at www.ecoflow.com/uk/eu-compliance
How long can the product charge my devices?
The charging time is shown on the product’s LCD Screen, which can be used to estimate the charging time of most appliances with stable power usage.
How can I know if the product is charging?
When it’s charging, the remaining charging time will be shown on the LCD Screen. Meanwhile, the charging indicator icon begins to rotate with the remaining battery percentage and the input power shown on the right of the circle.
How to clean the product?
Please gently wipe it with a dry, soft, clean cloth or paper towel.
How does the Emergency Power Supply (EPS) work? And how fast is it?
When your portable power station is plugged into the wall, any electronics plugged into it are powered from the grid and not its battery. When power from the grid stops, as in a blackout, the power station automatically switches to battery power within 30ms.
EcoFlow Policies
EcoFlow Shipping Policy
EcoFlow Shipping Policy
Thank you for visiting and shopping at ecoflow.com. EcoFlow aims to offer you the best shipping options.The following are the terms and conditions that constitute our shipping policy.
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 once your order has shipped containing your tracking number(s). The tracking information will be updated within 48 hours.
If your tracking information has not been updated within 10 business days, please contact ContactUs@ecopowerit.com
Shipment Carriers
Our current primary shipping carriers are USPS and FedEx.
You can contact FedEx: 1-800-463-3339 or USPS: 1-800-275-8777 for further shipping information.
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 as a result of 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
ContactUs@ecopowerit.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.
Shipping Support
For order and shipping-related inquiries, please contact us at ContactUs@ecopowerit.com
For return requests and instructions to return any products, please contact us at ContactUs@ecopowerit.com
After-sale Service Contact
Email: ContactUs@ecopowerit.com
EcoFlow Return & Refund Policy
EcoFlow 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.
Cancellation
Customers can request a full refund within 24 hours after placing an order on ecopowerit.com.
Please note that we will charge a 5% processing fee if you apply for the refund 24 hours after the order is placed and before delivery has been made.
Orders cannot be canceled more than 30 days after they are shipped.
Return
If you are unsatisfied with your purchase, you may return the purchased items complete 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 us via Returns@ecopowerit.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, 3.5% for Affirm users) plus 5% processing fees in the event of a return on US orders.
Return Process
Contact us via Returns@ecopowerit.com to start the return process. Please provide them with proof of purchase, such as your order number start with EC#.
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 minus transaction and processing fees. 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 Finance@ecopowerit.com.
Return Shipping Cost
Product | Shipping Cost |
---|---|
DELTA | $65 |
RIVER 370 | $40 |
RIVER | $30 |
RIVER Extra Battery | $15 |
RIVER Max | $35 |
RIVER Pro | $35 |
RIVER Pro Extra Battery | $35 |
DELTA Max | $70 |
DELTA Pro | $90 |
RIVER Plus | $30 |
RIVER Max Plus | $35 |
110W/160W Solar Panel |
$40 |
400W Solar Panel | $70 |
DELTA Max Smart Extra Battery | $70 |
DELTA Pro Smart Extra Battery | $70 |
Smart Generator | $70 |
Wave Portable Air Conditioner | $70 |
Wave Add-On Battery | $35 |
Delta MINI | $60 |
220W Solar Panel | $45 |
Other Products | $16 |
RIVER 2 | $25 |
RIVER 2 Max | $30 |
RIVER 2 Pro | $35 |
DELTA 2 | $60 |
DELTA 2 Smart Extra Battery | $60 |
100W Rigid Solar Panel | $40 |
100W Flexible Solar Panel | $40 |
Smart Generator (Dual Fuel) | $70 |
BLADE | $65 |
GLACIER | $80 |
WAVE 2 | $55 |
Please note that return shipping costs include shipping costs and handling fees.
After-sale Service Contact
Email: Returns@ecopowerit.com
EcoFlow Warranty Policy
EcoFlow Warranty Policy
DO NOT USE YOUR PRODUCTS UNTIL YOU HAVE READ THE TERMS OF THE WARRANTY.
All EcoFlow products purchased on ecoflow.com or authorized dealer (ecopowerit is an authorized dealer) 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 purchases on ecoflow.com. The warranty period started when the original purchaser received the products.
Warranty Timeline
Item | Warranty Period (refer 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 (Discontinued) |
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 |
BLADE | 36+12 (Registration for warranty extension) |
GLACIER | 12+12 (Registration for warranty extension) |
Warranty extension
You can extend the warranty for products purchased between January 1, 2022, and August 31, 2022, by registering on the official website on or before October 15, 2022.
Warranty cannot be extended for products purchased before January 1, 2022.
Customers who have purchased products on or after September 1, 2022 will enjoy the warranty period (with warranty extension) listed in the table above. 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 in accordance with 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.
Valid Proof of Purchase
- A purchase order number made through ecoflow.com or authorized dealer (ecopowerit.com is an authorized dealer)
- 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 us at Returns@ecopowerit.com.
- If your item is eligible for an EcoFlow Warranty, you will receive a prepaid shipping label. Please follow the instructions provided by us to properly pack the products and return them safely.
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 BLADE 3+1
Replace, not repair:
EcoFlow BLADE Product and Part Replacement
1. During the warranty period, replacement service is available for EcoFlow BLADE purchased from official authorized channels. The replaced product or part becomes EcoFlow's property and thereplacement product or part becomes your property. Only unalttered Ecoflow's products and partsare eligible for replacement.
2. If one of the three (EcoFlow Robotic lawn mower, lawn sweepper, or base station BP) fails, it onlyneeds to be returned to EcoFlow for replacement, without the neeed to return any of the other twoproducts or their individual accessories (such as the extensioncord, antenna assembly, ground nail,hexagon screwdriver, etc.). EcoFlow will provide users with a functional replacement withaccessories.
3. If accessories such as extension cables and antenna :screwdrivers are damaged due to non-humanfactors (excluding main products: Ecoflow Robotic lawn mower,lawn sweeper, and base station BP).EcoFlow can provide users with new accessories replacement dluring the warranty period
4. Replacement products or parts provided by EcoFlow rmay not be new, but it will be in good workingorder and at least functionally equivalent to the original productor part's warranty. A replacementproduct or part shall be covered for the time remaining in the original product's warranty.E012105. Replacement service will not terminate the warranty pperiod, or will it result in a restart of thewarranty period.
EcoFlow BLADE (purchased from officially authorized channels in North America and EU) comes with a7*24h online chat service.
What This After-Sales Policy Does NOT Cover This policy does not cover the following:
1. Damage caused by unauthorized modification, disassembly, orshell opening is not in accordancewith official instructions or manuals.
2."Water damage or other damage caused by improper installation, incorrect use, or operation not inaccordance with official instructions or manuals.
3. Damage caused by a non-authorized service provider.
4. Damage caused by unauthorized modification of circuits and mismatch or misuse of the battery andcharger.
5. Damage caused by operation in bad weather (i.e. strong winds,rain, sand/dust storms, etc.)
6. Damage caused by operating the product in an environment with electromagnetic interference (i.e.in mining areas or close to radio transmission towers, high-voltagewires, substations, etc.).
7. Products or parts with an altered identification label or from which the identification label has beenremoved.
8. Damage is found to have been caused by reliability or compatibility issues when using unauthorizedthird-party parts.
Lifetime free accessories: EcoFlow BLADE users in North America and Europe who purchase Ecoflow BLADE through official authorized channels can enjoy free replacement service for lifetime if they lose or damage wiring harnesses, nails, screws and blades. Specific replacement rules are as follows:
(1)base station extension cable: 1 PC/year
(2)antenna extension cable: 1 PC/year
(3)charging station nails: 1 set (10 PCS)/year
(4)cable peg: 1 set (40 PCS)/year
(5)screw: 1 set (9 PCS)/year
(6)spare blade: 2 sets (3 PCS/set)/year
*Lifetime is equal to warranty period.
EcoFlow GLACIER 1+1
The standard warranty period of EcoFlow GLACIER (purchased from officially authorized channels) is 12 months. Customers can enjoy a warranty extension of 12 months by registering the EcoFlow GLACIER on the official website or in the EcoFlow app.
EcoFlow GLACIER Product and Part Replacement
1. During the warranty period, replacement service is available for Ecoflow GLACIER purchased from authorized channels. The replaced product or part becomes EcoFlow's property and the replacement product or part becomes your property. Only unaltered Ecoflow's products and parts are eligible for replacement.
2. Replacement products or parts provided by EcoFlow may not be new, but it will be in good working order and at least functionally equivalent to the original product or part's warranty. A replacement product or part shall be covered for the time remaining in the original product's warranty.
3. Replacement service will not terminate the warranty period, nor will it result in a restart of the warranty period.
What This After-Sales Policy Does NOT Cover
This policy does not cover the following:1. Damage caused by unauthorized modification, disassembly, or shell opening is not in accordance with official instructions or manuals.
2. Water damage or other damage caused by improper installation, incorrect use, or operation not in accordance with official instructions or manuals.
3. Damage is found to have been caused by reliability or compatibility issues when using unauthorized third-party parts.
4. Damage caused by a non-authorized service provider.
5. Damage caused by unauthorized modification of circuits and mismatch or misuse of the battery and charger.
6. Damage caused by operation in bad weather (i.e. strong winds, rain, sand/dust storms, etc.)
7. Damage caused by operating the product in an environment with electromagnetic interference (i.e. in mining areas or close to radio transmission towers, high-voltage wires, substations, etc.).
8. Products or parts with an altered identification label or from which the identification label has been removed.
EcoFlow GLACIER 7*24h Chat
EcoFlow GLACIER(purchased from officially authorized channels in North America and EU) comes with a 7*24h online chat service.