Real Reviews from Real Users
Description
While we offer shipping for EcoFlow products to Hawaii, Alaska, and Puerto Rico, please note that EcoFlow does not provide official after-sales services, warranty coverage, or technical support in these regions. For any service-related inquiries regarding EcoFlow products shipped outside the U.S. mainland, please contact Wellbots directly. We recommend purchasing a CPS Accidental Warranty to protect your purchase when shipping to these locations, as it will ensure coverage in the event of damage or defects. Wellbots is solely responsible for all customer service, warranty claims, and support related to shipments to these regions.
Product Highlights
- Smart Output Priority: Choose which circuits stay powered via the app. Prioritize what matters and extend runtime when it counts most.
- 3-11kWh Expandable Capacity: Easily scale up, and can achieve longer runtime with an EcoFlow Smart Generator featuring automatic start and stop.
- 6 Ways to charge, Ready in Just 48 Mins: Ready in Just 48 Mins (0-80%) with Solar + Generator Dual Charging
- 3600W Powerful Output: 7200W surge output. With X-Boost™ mode, supports heavy-duty appliances up to 4600W such as clothing steamers, electric dryers, lawnmowers, and electric frying pans.
- Long-Lasting, Durable, and Reliable: Equipped with automotive-grade full-tab LFP cells, offering 10 years of reliable power, 24/7 protection BMS, Class-B certification, and EV-grade CTC structure that protects against overnight condensation and off-road bumps during transport.
- 2 Easy Ways to Connect to Your Home: Manual Transfer Switch and Inlet Box.
- 10ms Auto-Switch: keep critical devices like NAS systems and servers running smoothly.
- 25dB Whisper-Quiet Operation: Ultra-low noise (≤25dB at 600W).
- OASIS 3.0 Smart App Control: Dashboard to monitor real-time battery status, electricity prices, and savings. Storm Guard Mode automatically activates backup power before extreme weather hits. Self-Powered Mode and Scheduled Tasks save you money daily.
- Up to 5-Year Warranty: Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration.
3kWh Portable Power Station with Smart Output Priority Tech
EcoFlow DELTA 3 Ultra Plus
Long-Lasting Portable Home Backup. Unmatched Performance.
3600W Output, 7200W Surge Powerful. Stable. Built to Handle It All
Kitchen
Living Room
Laundry Room
Office
RV Camping
Garage
Easily Scales Up from Hours to Days
3 -11kWh expandable capacity
Compatible with Smart Generators for unlimited runtime
Half-Day Outage
Covers essential power needs during a 4-10-hour outage keeping food fresh, heat running, lights on, and communication devices charged.
1-Day Outage
Delivers 1 days of outage protection ensuring uninterrupted cooking, heating, lighting, and connectivity.
2-Day Outage
Powers home essentials for up to 2 days with 7kWh capacity keeping your kitchen running, lights on, and devices connected.
3-Day Outage
Supports a family of four through 3 days of everyday living with 11kWh capacity keeping food fresh, heat running, lights on, and entertainment devices charged.
Go Hybrid-Extend Backup with a Smart Generator
Pair DELTA 3 Ultra Plus with an EcoFlow Smart Generator to achieve longer runtime automatically switching between fuel and battery to keep you powered through multi-day outages or off-grid adventure.
Two Easy Ways to Connect to Your Home
6 Ways to Charge Up - Ready in Just 48 Mins
Wall Charging
1800W Input, 0-80% in 89 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 3200W via smart generator 0-80% in 53 minutes. With exclusive Generator Auto Start/Stop Mode, [11] the EcoFlow Smart Generator 4000 (Dual Fuel) recharges DELTA 3 Ultra Plus automatically when battery levels run low delivering hands-free backup power for storms, outages, and off-grid use.
Solar Charging
1600W input, 0-80% in 101 mins. After the storm clears, just 101 mins of sunlight is all it takes to recharge DELTA 3 Ultra Plus. Pair it with EcoFlow 400W Solar Panels (25% high-efficiency) for reliable power during camping trips, van life, or off-grid living.
Alternator Charging
1000W Input, 0-80% in 142 mins. With EcoFlow Alternator Charger Plus 1000, get ready in just over 2 hours while on the move 10× faster than conventional solutions.
Solar + Generator Dual Charging
3960W Input, 0-80% in 48 mins. Fastest charge in just 48 mins with 3960W dual input from solar panels and the Smart Generator 4000.
Solar + Alternator Dual Charging
2600W Input, 0-80% in 60 mins. Dual input from 1600W solar and 1000W alternator charging keeps you powered faster than ever, even on the go.
Long-Lasting, Durable, Always Ready for Emergencies
Automotive-Grade Full-Tab LFP Cells
Rugged exterior and intelligent BMS for unmatched reliability
Built to Last
From battery chemistry to structural design, DELTA 3 Ultra Plus is engineered for extreme durability, environmental resilience, and whisper-quiet performance delivering power you can count on for over 10 years.
Battery Protection
EcoFlow’s advanced BMS uses a high-performance ARM Cortex chipset and intelligent algorithms to monitor your battery in real time. By tracking SOC, SOH, temperature, and more, it ensures peak performance, extended battery life, and worry-free operation.
CTC Structure
Built with a cell-to-chassis (CTC) structure, DELTA 3 Ultra Plus is drop-resistant (0.2m) protecting against overnight condensation and off-road bumps during transport. You get stable power even in the most demanding conditions.
Durable Qualities
DELTA 3 Ultra Plus keeps your power flowing through freezing cold, scorching heat, humid environments (95% humidity tolerance), or coastal air (5% salt spray resistance).
Class B Certified
Certified to Class B EMC standards, it won’t interfere with TVs, Wi-Fi, or other home electronics.
25dB
Powered by X-Quiet™ 3.0, EcoFlow’s stepless fan control adjusts airflow smoothly to maintain precise thermal regulation keeping your home or workspace peacefully quiet, even under heavy loads.
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.
Specifications:
| Net Weight | 33.7±0.6kg |
|---|---|
| Dimensions (HWD) | 24.13 in × 12.90 in × 15.55 in |
| Rated Capacity | 3072Wh 51.2V 60Ah |
| Cell Chemistry | LFP(LiFePO4) |
| AC Output | 120V~60Hz 3600W total (surge 7200W), 20A(x4) Max per port, 30A(x1) Max per port |
| X-Boost | 4600W |
| 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) | 1600W |
| Optimal operating temperature | 68°F to 86°F |
| Charge Temperature | 32°F-113°F |
| Discharge Temperature | 14°F-113°F |
| Storage Temperature | 14°F-113°F |
| Communication Method | Wi-Fi & Bluetooth |
| UPS | <10ms |
PACKAGE INCLUDES
|
EcoFlow DELTA 3 Ultra Plus 3072Wh Portable Power Station
x 1 |
AC Charging Cable
x 1 |
User Manual & Warranty Card
x 1 |
Payment & Security
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Product FAQs
The DELTA 3 Ultra Plus delivers 3600W continuous output and 7200W surge capacity. With X-Boost mode activated, it supports heavy-duty appliances rated up to 4600W, including electric dryers, lawnmowers, clothing steamers, and electric frying pans that typically exceed the base rating.
The DELTA 3 Ultra Plus is expandable through stackable EcoFlow Smart Battery modules, allowing you to scale capacity up to 11 kWh total. This expansion enables longer runtime and supports integration with an EcoFlow Smart Generator for automatic start/stop charging.
The DELTA 3 Ultra Plus achieves 80% charge in 48 minutes using Solar + Generator dual charging, which combines two of its six charging methods for optimal speed.
Yes, the Smart Output Priority feature allows you to select and prioritize specific circuits via the EcoFlow mobile app, ensuring critical devices remain powered longer by managing power distribution intelligently.