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Deal.ai › EcoFlow
EcoFlow
ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery

ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery

Best price now

$1,028.99at AmazonChecked 39 min ago

Compared across 13 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $1,028.99 at Amazon (checked Nov 12, 2026).
  • Checked at 13 stores.

Our take on the ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery

The EcoFlow DELTA 2 Max is a portable power station built around a 2,048 Wh LFP battery rated for 3,000 full cycles to 80% capacity, roughly ten years of daily use. It delivers 2,400 W of AC output and uses X-Boost to run resistive appliances that draw more than that. The bundle adds a Smart Extra Battery that doubles capacity and can be charged together with the main unit. It suits RV owners, van builders and home backup users who want long battery life and high output in one box; rivals with the same capacity often use NMC cells with shorter lifespans and weigh more.

Best forRV, camper van and trailer ownersHome backup for outagesOff-grid cabin and job site powerRunning high-draw appliances like kettles and microwaves
Pros
  • LFP battery rated for 3,000 cycles to 80%
  • 2,400 W AC output with X-Boost for larger appliances
  • Extra battery doubles capacity and charges alongside the main unit
  • Fire-resistant UL94-5VA casing and anti-slip base
  • Lighter than many power stations of similar capacity
  • Advanced BMS manages voltage, current and temperature
Cons
  • Heavy and bulky once the extra battery is attached
  • Full recharge from AC takes over an hour even at peak input
  • App and firmware setup adds steps before first use
  • High continuous loads drain capacity quickly

ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery prices at every store

  • Best BuyNew

    In stock

    $1,029.00Checked 39 min ago
    Visit Best Buy
  • EcoFlow OfficialNew

    In stock

    $1,029.00Free shippingChecked 39 min ago
    Visit EcoFlow Official
  • The Home DepotNew

    In stock

    $1,049.00Free shippingChecked 39 min ago
    Visit The Home Depot
  • WalmartNew

    In stockSold by EcoFlow Technology Inc.

    $1,049.00Free shippingChecked 39 min ago
    Visit Walmart
  • HVACDirect.comNew

    In stock

    $1,699.00+ $39.00 shippingChecked 39 min ago
    Visit HVACDirect.com
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $1,028.99Free shippingChecked 39 min ago
    Visit Amazon
  • WellbotsNew

    Availability unknown

    $1,029.00Checked 39 min ago
    Visit Wellbots
  • EcoPoweritNew

    Availability unknown

    $1,029.00Checked 39 min ago
    Visit EcoPowerit
  • Campervan HQNew

    Availability unknown

    $1,699.00Checked 39 min ago
    Visit Campervan HQ
  • Max ToolNew

    Availability unknown

    $1,899.00Checked 39 min ago
    Visit Max Tool
  • eBayNew

    Availability unknownSold by factory_authorized_outlet

    $1,899.00Checked 39 min ago
    Visit eBay
  • Factory Authorized OutletNew

    Availability unknown

    $1,899.00Checked 39 min ago
    Visit Factory Authorized Outlet
  • BerríosNew

    Availability unknownShips from Puerto Rico · duties may apply

    $2,998.00Checked 39 min ago
    Visit Berríos

Also available at

  • NutriGreens StoreCheck price at NutriGreens Store

Store links may earn us a commission.

ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery price history

Lowest price we've seen: $1,028.99 on Nov 12 at Amazon. Tracked across 13 stores since Nov 12.

What reviewers say

Owners of the DELTA 2 Max generally praise its build, output and battery lifespan, and the extra battery is valued for extending runtime. Complaints center on weight and the time needed to recharge a large bank.

What people mention
  • Battery lifePraisedOwners like the LFP cells and the 3,000-cycle rating, expecting years of daily use.
  • OutputPraisedReviewers report it runs microwaves, kettles and power tools through X-Boost.
  • WeightCriticisedOwners say the unit and extra battery together are heavy to carry.
  • Recharge timeMixedRecharging a large bank takes a while even at the highest AC input.
  • Build qualityPraisedThe fire-resistant casing and reinforced ports feel rugged to owners.
  • SetupMixedSome find app pairing and firmware updates awkward at first.

About the ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery

The EcoFlow DELTA 2 Max is a portable power station with a 2048 Wh LFP (LiFePO4) battery. It is rated for 3000 cycles to 80% capacity. Its 2400W AC output (4800W surge) can reach 3400W with X-Boost mode. It has 6 AC outlets and can power up to 15 devices at once.

The station has a one-piece body with reinforced ports, a rubber anti-slip base and a UL94-5VA fire-resistant casing. A battery management system regulates voltage, current and temperature. Noise levels are as low as 30 dB.

Capacity can be expanded with up to two DELTA 2 Max Smart Extra Batteries, for a total of 6144 Wh. It recharges from AC, solar or a car outlet, and AC and solar can be used together. An MPPT controller manages solar input. The EcoFlow app, over Wi-Fi or Bluetooth, lets you prioritize solar or AC charging, view input and output power and battery level, and schedule operating times. It suits home backup, RVs, camper vans, trailers, off-grid builds, outdoor activities, DIY projects and photo or video work.

Model
EcoFlow DELTA 2 Max
Capacity
2048 Wh; expandable to 6144 Wh (2–6 kWh) with up to two Smart Extra Batteries
Battery
LFP (LiFePO4), 3000 cycles to 80+% capacity
AC output
6 outlets, 2400W total, 4800W surge; 3400W with X-Boost
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
DC5521 output
2 ports, 12.6V, 3A, 38W max per port
Car power output
1 port, 12.6V, 10A, 126W max
AC input
100–120V~, max 15A, 50Hz/60Hz; X-Stream fast charge 1800W, 15A

Specifications

Vehicle
Camper vans, RVs, trailers, and off-grid power builds
Product type
Portable power station

Questions and answers

How long does the LFP battery last?
EcoFlow rates it at 3,000 complete cycles before capacity drops to 80%, about ten years of daily use.
Can it run a microwave or kettle?
Yes. The 2,400 W AC output plus X-Boost handles many resistive appliances that draw more than the rating.
What does the Smart Extra Battery add?
It doubles the stored capacity and can be charged together with the main unit through one connection.
How does it compare with the DELTA 2?
The Max has more capacity and output and a longer-life LFP battery; the DELTA 2 is smaller and easier to carry.
Is it good for an RV or van build?
Yes. The high output and expandable capacity suit camper vans, trailers and off-grid builds.
What is in the box?
The power station, the Smart Extra Battery, AC and car charging cables, and documentation.
Where is the ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery cheapest?
At Amazon, for $1,028.99, as of our latest check.
Where can I buy the ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery?
14 stores we checked sell it, including Amazon, The Home Depot, Best Buy, EcoFlow Official, Wellbots.

Stores we've priced the ECOFLOW DELTA 2 MAX Power Station with Smart Extra Battery at

  • Best Buy deals and prices
  • Factory Authorized Outlet deals and prices
  • Home Depot deals and prices
  • Walmart deals and prices
  • Wellbots deals and prices
Solar input
11–60V, 15A; 500W single port, 1000W dual port
Car charging
Supports 12V/24V battery, 8A
Charge time
80% in 1.1 hours on AC alone; 80% in 43 minutes with AC and solar; as fast as 2.3 hours on 1000W solar
Connectivity
Wi-Fi and Bluetooth
Compatibility
EcoFlow WAVE, WAVE 2, GLACIER and Smart Generator; DELTA 2 Max or DELTA Max Smart Extra Batteries
Noise
As low as 30 dB
Dimensions
19.6 × 9.5 × 12 in
Weight
50 lbs (net)
Warranty
5 years
In the box
DELTA 2 Max power station, AC charging cable (1.5 m), car charging cable (2 m), DC5521 to DC5525 cable, user manual and warranty card

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