Next-level energy for next-level peace of mind.
EcoFlow DELTA 3 Max Plus (2048Wh) delivers 3000W AC rated output (6000W surge). With X-Boost™ 3.0 technology, it supports devices up to 3800W—effortlessly taking on your heavy-duty appliances. The inverter samples AC voltage and current every 33µs with high precision using a DSP chip, ensuring pure sine wave output with beyond grid-level stability—ideal for powering sensitive electronics reliably.
Wall Charging - 1800W Input, 0-80% in 64 mins. EcoFlow’s exclusive Storm Guard Mode monitors severe weather alerts and automatically triggers AC charging remotely using industry-leading X-Stream fast charging tech—so it can be ready long before a disaster hits.
Generator Charging - Charges at up to 2600W via smart generator—0–80% in 43 minutes. With exclusive Generator Auto Start/Stop Mode, the EcoFlow Smart Generator 4000 (Dual Fuel) recharges DELTA 3 Max Plus (2048Wh) automatically when battery levels run low—delivering hands-free backup power for storms, outages, and off-grid use.
Solar Charging - 1000W Input, 0-80% in 96 mins*. After the storm clears, just 96 minutes of sunlight is all it takes to recharge DELTA 3 Max Plus (2048Wh). Pair it with EcoFlow 220W Solar Panels (25% high-efficiency) for reliable power during camping trips, van life, or off-grid living.
Alternator Charging - 1000W Input, 0-80% in 95 mins. With the EcoFlow Alternator Charger Plus 1000, get ready in just 95 minutes while on the move—10× faster than conventional solutions.
Solar + Alternator Dual Charging - Go from 0-80% charged in just 51 minutes—dual input from 1000W solar and 1000W alternator charging keeps you powered faster than ever, even on the go.
Easily Scales Up—From Hours to Days
2–10kWh expandable capacity
Compatible with Smart Generators for unlimited runtime
Go Hybrid—Extend Backup with a Smart Generator
Pair DELTA 3 Max Plus (2048Wh) with EcoFlow Smart Generators to achievelonger runtime—automatically switching between fuel and battery to keep you powered through multi-day outages or off-grid adventures.
Deeper Insights, Easier Control
Monitor your energy usage, savings, and solar generation—all with one intuitive dashboard. Easily track battery status, real-time electricity rates, and financial savings.
Specs
Net Weight
22.1+0.4kg
Dimensions (HWD)
494mm×242mm×305mm
Rated Capacity
2048Wh 51.2V 40Ah
Cell Chemistry
LFP(LiFePO4)
AC Output
120V~60Hz 3000W total (surge 6000W), 20A(x4) Max per port
X-Boost
3800W
USB-A Output
USB-A(x1): 5V-3A/9V-2A/12V-1.5A, 18W Max
USB-C Output
USB-C(x1): 5/9/12/15V-3A, 20V/28V--5A, 140W Max(HID)
USB-C(x2): 5/9V/12V/15V-3A 20V-2.25A, 45W Max per port, total 45W
12V DC Output Port
12.6V-30A, 378W Total
Anderson: 30A Max (Shared power with car cigarette lighter)
Cigarette Lighter Output Port
12.6V-10A, 126W Total
CAR:10A Max (Shared power with Anderson port)
AC Input (Charge Only)
100-120V~15A 50/60Hz
Maximum PV Input Power(W)
1000W
Optimal operating temperature
20°C to 30°C (68°F to 86°F)
Charge Temperature
0°C-45°C(32°F-113°F)
Discharge Temperature
-10 to 45°C(14°F-113°F)
Storage Temperature
-10 to 45°C(14°F-113°F)
Warranty
5-Year Warranty
*Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration.
Communication Method
Wi-Fi & Bluetooth
EMC
Class B
UPS
<10ms
