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EcoFlow DELTA Pro Ultra Power Station
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EcoFlow DELTA Pro Ultra Power Station

EcoFlow DELTA Pro Ultra Power Station

$2,364.62

Original: $7,882.08

-70%
EcoFlow DELTA Pro Ultra Power Station

$7,882.08

$2,364.62

The Story

 

Get the highlights

 




EcoFlow's Most Powerful Off-Grid Energy Solution

DELTA Pro Ultra (Inverter + Battery) has the highest output and capacity of any EcoFlow portable power station to date. As well as offering colossal energy storage and a flexible design that fits your power needs, DELTA Pro Ultra embraces solar to ensure your essentials, even the entire home, run smoothly in weeks of uninterrupted power.

* DELTA Pro Ultra has the highest capacity and output power of current EcoFlow Portable Power Stations.

EcoFlow's Most Powerful Off-Grid Energy Solution*
Daily Use - Enjoy powerful energy that adapts to your daily life - charge your EV, run your kitchen, entertain on your terrace — all from one system.

Solar Storage - Generate solar by day and store it for whenever you need it. DELTA Pro Ultra captures excess power from your panels — no energy goes to waste.

Backup - When storms or blackouts strike, DELTA Pro Ultra instantly powers your essentials or your entire house.

Industry & Commercial - Need power on the move — for tools, medical gear, or remote operations? Deploy DELTA Pro Ultra wherever you need high-capacity, silent energy.




6-30kWh Capacity for Weeks of Comfort

Take home power dependability to another level with up to 30kWh battery capacity. For a standard household, that's weeks of essential backup power to keep lights and appliances, like your fridge, running strong (time may vary). Stackable and space-saving, it packs comfortably into a garage or utility cupboard.
* Backup time depends on the appliances used

 

 


One 6900W Unit Easily Covers All Your Appliances

With a 6900W output, EcoFlow DELTA Pro Ultra effortlessly runs even energy-hungry household items, even an EV charger. With X-Fusion, it guarantees a total 6900W output even during charging.



How DELTA Pro Ultra Power Works For You

1. Multiple Area Uses

Charge via solar panels in the daytime and charge an EV at night Power your utility room using stored energy

 

2.Whole-Home Use 

Easy installation with a manual transfer switch (MTS), live comfortably even during blackouts Charge during off-peak hours and store for future use

3. Off-Grid 

Relax with off-grid house power

4. Industrial & Commercial Use




5 Ways to Quickly Refill So You're Always in Charge

You're spoilt for choice with EcoFlow DELTA Pro Ultra's charging options. As well as all our usual methods, like solar and the grid, you can now power up using a gas generator or even your EV charging pile. With the industry's fastest charging speeds of 8800W, top up two batteries in only 2 hours.


 

Power Your Way

24/7 Energy Management with EcoFlow OASIS




Build Your Own Energy System


 

 

 

Take With You Anywhere

With the trolley, take DELTA Pro Ultra with you, whether you are going outside or moving to a new place.
*Portability refers to single-battery setups only. Multi-battery configurations are designed for stationary use.



20 ms UPS, 0 dB under 2000W

Backup You Won't Even Notice

With EcoFlow DELTA Pro Ultra's UPS, you'll barely notice an outage. EcoFlow DELTA Pro Ultra safeguards your vulnerable electronic equipment round-the-clock, running at a whisper-quiet 0 dB, so you can work from home or sleep peacefully.*
* For low draws under 2000W




Peace of Mind with an Advanced Design

 

 

 


Powers Through the Most Challenging Situations

EcoFlow DELTA Pro Ultra tackles even the most gruelling conditions. Whether it's extreme weather or freezing winters, this giant safeguards your power security, just like usual.

 



What's in the box

 

What's in the box (Battery Box)



Specs - DELTA Pro Ultra (Inverter)

Dimensions
Inverter: 690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in)
Gross Weight
41.7 kg (91.9 lb)
Net Weight
32.1 kg (70.8 lb)
Maximum Battery Capacity
6 kWh (6144 Wh)
Maximum Expandable Capacity
30 kWh (6144 Wh x 5)
PV Input
High-PV Input: 80-450V-15A 4000W Max
Low-PV Input: 30-150V-15A 1600W Max
AC Input
Charging/Bypass: 200-240V~12.5A, 50/60Hz
Power Input/Output
200-240V~30A, 50/60Hz 6900W Max 
AC Output
Discharge : 230V 50Hz 6900W total, 13A(×4) Max per port, 30A(×1) Max per port
Bypass: 220-240V 50/60Hz 2900W total, 12.5A(×5) Max per port
DC Output
12.6V⎓30A, 378W max
USB Ports
USB-C: 5/9/12/15V-3A 20V-5A 100W(×2) Max per port, total 200W
USB-A: 5V-2.4A 12W(×2) Max per port, total 24W
Temperature Range
Charging:-20~45℃(-4~113℉)
Discharging:-20~45℃(-4~113℉)
Storage: -20~45℃(-4~113℉)
Operating Humidity
≤90%
Maximum Operating Altitude
≤3000m (9842 ft)

Noise Level
<=30dB

UPS
< 20ms
Communication Method
Wifi 2.4GHz / Bluetooth 5.0
Ingress Protection Rating
IP54
*IP54 rating applies only when all ports are properly covered.
Monitoring Mode
LCD
Warranty Period
5 Years
Certification
CE,UKCA(IEC/EN/BS62368-1), IEC/EN/BS62109-1/2, IEC/EN/BS62040-1)




Specs-Delta Pro Ultra (Extra Battery)

Model
EFYJ751-BP
Name
Rechargeable Li-ion battery pack
Net Weight
50.7 kg (111.8 lb)
Dimensions
660 × 455 × 204 mm (26 × 18 × 8 in.)
Capacity
102.4V⎓60A, 6,144Wh
Cell Material
LFP
Cycle Life
The battery maintains 80%+ SOH (state of health) after 3,500 cycles at 0.5C/0.5C at 25°C (77°F)
Protection type
Overvoltage protection, overload protection, overtemperature protection, short circuit protection, low temperature protection, low voltage protection, overcurrent protection
Temperature
Discharging temp: −20°C to 45°C (−4°F to 113°F)
Charging temp: −20°C to 45°C (−4°F to 113°F)
Storage temp: −20°C to 45°C (−4°F to 113°F) (optimum: −20°C to 45°C(68°F to 86°F))
Altitude
≤3,000 m (9,842 ft.)
IP Rating
IP54
*IP54 rating applies only when all ports are properly covered.
Certification
CB: IEC62619CE
COC: EN IEC 62040-1, EN 62477-1
IEC: IEC62133-2
IP54 : IEC60529, UL9540A, UL1973




EcoFlow DELTA Pro Ultra Compatibility




Compare DELTA Pro Models

EcoFlow DELTA Pro Ultra Power Station - Image 2

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 3

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 4

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 5

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 6

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 7

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 8

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 9

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

EcoFlow DELTA Pro Ultra Power Station - Image 10

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Description

 

Get the highlights

 




EcoFlow's Most Powerful Off-Grid Energy Solution

DELTA Pro Ultra (Inverter + Battery) has the highest output and capacity of any EcoFlow portable power station to date. As well as offering colossal energy storage and a flexible design that fits your power needs, DELTA Pro Ultra embraces solar to ensure your essentials, even the entire home, run smoothly in weeks of uninterrupted power.

* DELTA Pro Ultra has the highest capacity and output power of current EcoFlow Portable Power Stations.

EcoFlow's Most Powerful Off-Grid Energy Solution*
Daily Use - Enjoy powerful energy that adapts to your daily life - charge your EV, run your kitchen, entertain on your terrace — all from one system.

Solar Storage - Generate solar by day and store it for whenever you need it. DELTA Pro Ultra captures excess power from your panels — no energy goes to waste.

Backup - When storms or blackouts strike, DELTA Pro Ultra instantly powers your essentials or your entire house.

Industry & Commercial - Need power on the move — for tools, medical gear, or remote operations? Deploy DELTA Pro Ultra wherever you need high-capacity, silent energy.




6-30kWh Capacity for Weeks of Comfort

Take home power dependability to another level with up to 30kWh battery capacity. For a standard household, that's weeks of essential backup power to keep lights and appliances, like your fridge, running strong (time may vary). Stackable and space-saving, it packs comfortably into a garage or utility cupboard.
* Backup time depends on the appliances used

 

 


One 6900W Unit Easily Covers All Your Appliances

With a 6900W output, EcoFlow DELTA Pro Ultra effortlessly runs even energy-hungry household items, even an EV charger. With X-Fusion, it guarantees a total 6900W output even during charging.



How DELTA Pro Ultra Power Works For You

1. Multiple Area Uses

Charge via solar panels in the daytime and charge an EV at night Power your utility room using stored energy

 

2.Whole-Home Use 

Easy installation with a manual transfer switch (MTS), live comfortably even during blackouts Charge during off-peak hours and store for future use

3. Off-Grid 

Relax with off-grid house power

4. Industrial & Commercial Use




5 Ways to Quickly Refill So You're Always in Charge

You're spoilt for choice with EcoFlow DELTA Pro Ultra's charging options. As well as all our usual methods, like solar and the grid, you can now power up using a gas generator or even your EV charging pile. With the industry's fastest charging speeds of 8800W, top up two batteries in only 2 hours.


 

Power Your Way

24/7 Energy Management with EcoFlow OASIS




Build Your Own Energy System


 

 

 

Take With You Anywhere

With the trolley, take DELTA Pro Ultra with you, whether you are going outside or moving to a new place.
*Portability refers to single-battery setups only. Multi-battery configurations are designed for stationary use.



20 ms UPS, 0 dB under 2000W

Backup You Won't Even Notice

With EcoFlow DELTA Pro Ultra's UPS, you'll barely notice an outage. EcoFlow DELTA Pro Ultra safeguards your vulnerable electronic equipment round-the-clock, running at a whisper-quiet 0 dB, so you can work from home or sleep peacefully.*
* For low draws under 2000W




Peace of Mind with an Advanced Design

 

 

 


Powers Through the Most Challenging Situations

EcoFlow DELTA Pro Ultra tackles even the most gruelling conditions. Whether it's extreme weather or freezing winters, this giant safeguards your power security, just like usual.

 



What's in the box

 

What's in the box (Battery Box)



Specs - DELTA Pro Ultra (Inverter)

Dimensions
Inverter: 690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in)
Gross Weight
41.7 kg (91.9 lb)
Net Weight
32.1 kg (70.8 lb)
Maximum Battery Capacity
6 kWh (6144 Wh)
Maximum Expandable Capacity
30 kWh (6144 Wh x 5)
PV Input
High-PV Input: 80-450V-15A 4000W Max
Low-PV Input: 30-150V-15A 1600W Max
AC Input
Charging/Bypass: 200-240V~12.5A, 50/60Hz
Power Input/Output
200-240V~30A, 50/60Hz 6900W Max 
AC Output
Discharge : 230V 50Hz 6900W total, 13A(×4) Max per port, 30A(×1) Max per port
Bypass: 220-240V 50/60Hz 2900W total, 12.5A(×5) Max per port
DC Output
12.6V⎓30A, 378W max
USB Ports
USB-C: 5/9/12/15V-3A 20V-5A 100W(×2) Max per port, total 200W
USB-A: 5V-2.4A 12W(×2) Max per port, total 24W
Temperature Range
Charging:-20~45℃(-4~113℉)
Discharging:-20~45℃(-4~113℉)
Storage: -20~45℃(-4~113℉)
Operating Humidity
≤90%
Maximum Operating Altitude
≤3000m (9842 ft)

Noise Level
<=30dB

UPS
< 20ms
Communication Method
Wifi 2.4GHz / Bluetooth 5.0
Ingress Protection Rating
IP54
*IP54 rating applies only when all ports are properly covered.
Monitoring Mode
LCD
Warranty Period
5 Years
Certification
CE,UKCA(IEC/EN/BS62368-1), IEC/EN/BS62109-1/2, IEC/EN/BS62040-1)




Specs-Delta Pro Ultra (Extra Battery)

Model
EFYJ751-BP
Name
Rechargeable Li-ion battery pack
Net Weight
50.7 kg (111.8 lb)
Dimensions
660 × 455 × 204 mm (26 × 18 × 8 in.)
Capacity
102.4V⎓60A, 6,144Wh
Cell Material
LFP
Cycle Life
The battery maintains 80%+ SOH (state of health) after 3,500 cycles at 0.5C/0.5C at 25°C (77°F)
Protection type
Overvoltage protection, overload protection, overtemperature protection, short circuit protection, low temperature protection, low voltage protection, overcurrent protection
Temperature
Discharging temp: −20°C to 45°C (−4°F to 113°F)
Charging temp: −20°C to 45°C (−4°F to 113°F)
Storage temp: −20°C to 45°C (−4°F to 113°F) (optimum: −20°C to 45°C(68°F to 86°F))
Altitude
≤3,000 m (9,842 ft.)
IP Rating
IP54
*IP54 rating applies only when all ports are properly covered.
Certification
CB: IEC62619CE
COC: EN IEC 62040-1, EN 62477-1
IEC: IEC62133-2
IP54 : IEC60529, UL9540A, UL1973




EcoFlow DELTA Pro Ultra Compatibility




Compare DELTA Pro Models