Ecoflow Delta 2 Extra Battery 1024Wh


EcoFlow Extra Battery for Delta 2 Power Station

By connecting the Ecoflow Delta 2 Smart Extra Battery to the Delta 2, you double the capacity from 1024 Wh to 2048 Wh. With the connection cable that comes standard with the Smart Extra Battery, the extra battery can be connected to the Delta 2. When the extra battery is connected to the Delta 2, it charges and discharges at the same time.

  • Expandable Capacity
  • Convenient Recharging
  • Fast Recharging
  • Internal Storage Compartment
  • Power multiple devices
  • Control from anywhere

Disclaimer: Prices and stock availability on our website are subject to change without prior notice. We recommend verifying the current price and stock status before making a purchase.

Delivery Lead Time: 3-5 Working Days (NCR)

Order Basis: 45-60 Working Days ETA


  • Extra Battery Capacity. Add on to your DELTA 2 to expand capacity to 2048Wh. Easy setup to meet a wide range of needs from home backup power to outdoor use.
  • Lasts Years on End. As a portable battery with an LFP battery chemistry, it lasts years on end with regular use. 3000+ cycles to be precise.
  • Charge Your Way. The DELTA 2 Extra Battery allows you to charge fast with multiple methods. Choose AC outlets, car outlets, solar panels or even our Smart Generator. With that, you can go for 0-80% in 80 mins.
  • Power Pretty Much Anything. With a 1800W output & 15 outlets when paired with DELTA 2, you can power 90% of home appliances.
  • Control and Monitor. With an onboard LCD screen and an EcoFlow app you can check all your essentials. Remaining charge, hours remaining at current output, and a whole lot more.

Ecoflow Delta 2 Extra Battery 1024WhEcoflow Delta 2 Extra Battery 1024Wh


Ecoflow Delta 2 Extra Battery 1024WhEcoflow Delta 2 Extra Battery 1024Wh


  • Solar Charging Input: 11-60V, 13A, 400W Max
  • Car Charging Input: 96W/192W (12/24V, 8A Max)
  • Add-on Battery Power: 700W Max


  • Net Weight: Approximately 14.5 kg (32.0 lbs)

  • Dimensions: 518 × 297 × 336 mm (20.4 × 11.7 × 13.2 in)

  • Bluetooth: Yes

  • Wi-Fi: This product supports 2.4G Wi-Fi only

  • Noise Level: 44-56dB

  • Refrigerant/Amount: R290/130 g

  • No-Drain Function: Supported (in cooling state)

  • Cooling Area: ≤ 10 ㎡ / 107.6 ft²

  • IP Rating: IPX4


  • Rated cooling power (AC/DC): 550W/495W

  • Cooling Capacity: 1500W/5100BTU


  • Rated Heating Input Power (AC/DC): 600W/540W

  • Heating Capacity1800W / 6100BTU


  • Capacity: 1159Wh

  • Cycle Life: 80%+ capacity after 800 cycles

  • Battery Chemistry: NCM

  • IP Rating: IP65

  • Net Weight: Approximately 7.8 kg (17.2 lbs)

  • Dimensions515 × 272 × 92 mm (20.3 × 10.7 × 3.6 in)

  • USB-A Output5/9/12V 2.4/2/1.5A, 18W Max

  • USB-C Output5/9/12/15/20V 5A, 100W Max

Supported Battery

  • EcoFlow WAVE 2 Add-On Battery:

  • EcoFlow DELTA Max:

  • EcoFlow DELTA Max Extra Battery:

  • EcoFlow DELTA 2:

  • EcoFlow DELTA 2 Extra Battery:

  • EcoFlow DELTA Pro:

  • EcoFlow DELTA Pro Extra Battery


  • Optimal Operating Temperature: 5°C – 50°C (41°F – 122°F)

  • Charge Temperature: 0°C-45°C (32°F-113°F)

  • Discharge Temperature: –20°C-50°C (–4°F-122°F)

  • Ambient Temperature for Storage: –10°C – 60°C (14°F – 140°F)

  • Temperature Setting Range: 16°C – 30°C (60°F – 86°F)

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