Keep appliances running from outdoor activity to indoor home backup.
1.5kWh-5.5kWh Expandable Capacity
With the unique expandable capacity design, DELTA 3 1500 offers a large 1536Wh battery capacity, expandable to 5500Wh. It keeps your appliances running, for outdoor activity or as home backup. It’s flexible and on-demand energy.
*compatibility: DELTA 3 EB* 1kWh、DELTA 2 EB 1kWh、DELTA 2 Max EB 2kWh、 DELTA Pro 3 EB 4kWh
4 ways of industry-leading fast charging.
Faster than ever, so you’re always prepared.
Charge from AC, Solar Panels, Car or use Multi-Charging option.
With EcoFlow's X-Stream technology and 1500W AC input, DELTA 3 1500 charges from 0-100% in 90 minutes. You’re always prepared for a power outage or take a last-minute camping trip.
Power 99% appliances without fear of overloading.
1800W output (3600W surge) with EcoFlow X-Boost Tech up to 2200W
EcoFlow DELTA 3 1500 can power 99% of commonly used household or outdoor appliances, such as refrigerators, TVs, and computers.
With X-Boost, it can continuously power resistive appliances with power demands exceeding 2200W, such as ovens (2150W), hair dryers (1800W-2500W), and electric kettles (1200W-3000W).
Ensure reliable backup for specialized equipment with a 15 ms UPS.
Switchover is under 15 ms when the grid is down, allowing desktop computers, laptops, NAS servers, and 3D printers to instantly switch to battery supply, ensuring uninterrupted operation during a power outage.
35 dB ultra-quiet operation
Completely imperceptible under 600W, blending with natural ambient noise (35 dB). Inside a tent or indoors, it won't disrupt sleep.
Long-lasting and durable, ensuring reliable backup now and always.
Triple protection from the inside out for guaranteed safety
Specs
Dimensions
Approx. 400*212*282 mm (15.7*8.3*11.1 in.)
Net Weight
Approx. 16 kg (35.3 lbs)
Capacity
1536Wh
Extra Battery
supporting D2M/D2/DP3/D3 Extra Battery(up to 5.5kWh)
Total Output Ports
13
AC Output
4*AC outlets, 230v, 1800W(surge3600W)
Max Device(s) Power (with X-Boost)
2400W
USB-A Output (Fast Charge)
2×18W Max
USB-C Output
2 ports, 100W Max
Car Power Output
1 * 12.6V, 10A, 126W MAX
DC5521 Output
2*12.6V, 3A MAX
AC Charging
1500W（1.5H）
Solar Charging
11V-60V 500W Max
Smart Generator Charging (1.8kW)
1500W
Car Charging
in 2H (800w)
Battery Chemistry
LFP
Cycle Life
70%+ capacity after 3000 cycles
Waterproof Level of Battery Pack
IP54
UPS
<15ms
Noise
600w <35db ; 1200w<45db
Warranty
5 years
What's in the box?
EcoFlow DELTA 3 1500
AC Charging Cable
Car Charging Cable
DC5521 to DC5525 Cable
Manuals & Warranty Card
