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Our advantages are lower prices,dynamic sales team,specialized QC,strong factories,high quality products and services for
Rv Power Washing
, Rv Power Monitor
, 25w Fast Charging Power Bank
, We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services.
Hot Selling for Energy Bill Too Expensive -
Dowell iOne All in one ESS – Dowell Detail:
The 1st All-in-one integrating PV, Storage, EV charging and power Distribution


Stack Design
Easy to install and expand capacity, no wiring works required between battery modules
High energy density LiFePO4 battery module, more than 8000 cycles of service life
Up to 7 battery modules connected in parallel, expandable from basic 8kWh to 28kWh
Don’t have an EV charging pile in your home?

The iOne all-in-one ESS offers EV charging options, no need to install any additional charging wall docks. It supports single-phase 7KW charging and three-phase 11/22KW charging, adding up to 70 miles of range in one hour.
Installation in 20 Minutes Individually
Installation cost
iOne
Others
70%
100%
The iOne’s stacked design eliminates complex wiring between battery modules and saves installation costs by 30%. And the iOne has a built-in EV charging module, no need for an additional Charging wall dock.
-10℃~ 50℃

Wide Temperature Tolerance
The iOne has extremely high temperature tolerance, operating well from -10 to 50 degrees, which means it can withstand extreme weather without being affected by seasonal changes. In addition, the iOne has an IP65 protection rating for both indoor and outdoor applications.
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Our organization has been focusing on brand strategy. Customers' gratification is our greatest advertising. We also source OEM provider for
Hot Selling for Energy Bill Too Expensive -
Dowell iOne All in one ESS – Dowell , The product will supply to all over the world, such as: France
, Peru
, Turkey
, Our products are exported worldwide. Our customers are always satisfied with our reliable quality, customer-oriented services and competitive prices. Our mission is "to continue to earn your loyalty by dedicating our efforts to the constant improvement of our items and services in order to ensure the satisfaction of our end-users, customers, employees, suppliers and the worldwide communities in which we cooperate".