Portable, Take it Anywhere
Flexible, high-performance 4x4 auxiliary power for versatile scenarios:
Use it in your car
EcoFlow
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EcoFlow DELTA 3 Plus is the world's fastest-charging power station
What is a Portable Dual Battery System?
Unlike traditional 12V systems, EcoFlow’s Portable Dual Battery System offers easy DIY installation with no fixed wiring. Pair it with EcoFlow’s DELTA Series power stations and the 800W Alternator Charger for record-fast charging. Enjoy clean energy with no fumes, no noise, and no maintenance, while powering 99% of everyday appliances.
Flexible, high-performance 4x4 auxiliary power for versatile scenarios:
Use it in your car
EcoFlow Portable Dual Battery System
Power up to 600W appliances
EcoFlow DELTA 3 Plus powers 99% of household devices, including reefrigerators, TVs, and computers. With X-Boost, it handles appliances over 2400W, like ovens (2150W), hair dryers (1800W), and kettles (1200W). Ideal for home backup, RVs, and outdoor adventures, it ensures you'renever left in the dark.
4WD
Power up to 600W appliances
With EcoFlow's X-Stream technology, the DELTA 3 Plus charges from 0-100% in just 56 minutes. Even a 30-minute charge offers hours of emergency backup during power outages.
30 dB ultra-quiet operation—barely noticeable
Operates silently under 600W, blending seamlessly with ambient noise (30 dB). Perfect for use inside a tent or indoors without disrupting sleep.
Net Weight: ≤12.5kg
Dimension: 398 x 202 x 284 mm
Extra Battery: Expandable capacity
to 5kWh, D2M/D2/DP3/D3 EB Supported
Output
Total Output Ports: 11
AC Output: 1800W (surge 3600W) ×4
Max Device(s) Power
Supported by X-Boost: 2400W
USB-A Output (Fast Charge): 2×36W Max
USB-C Output: 2 ports, 140W Max
Car Power Output: 12.6V, 10A, 126W MAX
DC5521 Output: 2× 12.6V, 3A MAX
Input
AC Charging: 1500W (56 Min)
Solar Charging: DC charge input ×2, 11V-60V, 500W Max ×2 (70 Min)
Smart Generator Charging: 1500W (56 Min)
Car Charging (with 800W Alternator Charger): 800W (1.3H)
AC+PV: 1500W (56 Min)
Battery
Battery Chemistry: LFP
Cycle Life: 4000 cycles to 80%
Waterproof Level of Battery Pack: IP65
UPS
Response Time: <10ms HID
Noise: 600W <30db; 1200W <40db
Delta 3 PLUS
AC Charging Cable
Car Charging Cable
DC5521 to DC5521 Cable
User Manual
App quick start guide
Warranty Card