Ocube
One-stop Energy Storage for Industrial and Commercial

One for all" design concept, suitable for multiple scenarios of industrial and commercial energy storage

Obox
One-stop Household Energy Storage System

Light up your life
Provide quality and continuous power sources to help cut household energy costs

Obank
One-stop Energy Storage Cube

Build an Intelligent Energy Storage Platform
Achieve "all under control" cloud based service

Enable monitoring of working situations of any energy storage equipment in an unrestricted manner

Build a Virtual Power Plant via Cloud Based Interconnection

About Opess

As a division of the Unisun Energy Group focusing on the R&D and manufacturing of industrial and commercial energy storage products, OPESS is dedicated to serving the needs of industrial and commercial customers. Taking scenario adaptation, security, and stability as the core, the company provides customers with more intelligent, affordable, and stable energy products with fast delivery and value-added services.

Latest News

The International Organization for Standardization Certification Recognizes Optim Energy’s Robust Integrated Management System 2023-06-06

Recently, Optim Energy announced that it has achieved ISO 9001, ISO14001, and ISO45001 certifications. To achieve the certifications, Optim Energy undertoo...

OPESS to Exhibit at BePOSITIVE 2023 in France in March 2023-03-23

OPESS to Exhibit at BePOSITIVE 2023 in France in MarchBePOSITIVE is the most influential and innovative green energy exhibition in France. The event attr...

OPESS Won the Title of “Leading Enterprise in Energy Technology and Intelligent Manufacturing” for Promoting the Development of Energy Security Strategy 2023-01-13

Recently, the 2022 Annual Energy Conference and the 14th China’s Energy Enterprises Summit Forum hosted by Energy magazine were held in Beijing. OPESS was ...

Annual Summit of the Jiangsu Energy Storage Industry Concluded Successfully and OPESS Won the Top Ten Award in the Industry 2022-12-12

Recently, the second session of the first working conference and annual energy storage summit hosted by Jiangsu Energy Storage Association was successfully...

The 9th Global Solar + Energy Storage Conference Concluded Successfully and OPESS Won the 2022 Energy Storage Award 2022-11-17

Recently, the 9th Global Solar + Energy Storage Conference hosted by China Leader Energy Storage Alliance (EESA) was successfully held in Jiading, Shanghai...

OPESS Awarded the “Startup in Shanghai” Innovation Fund 2022-10-18

Recently, the 2022 “Startup in Shanghai” International Innovation and Entrepreneurship Competition was concluded successfully. After multiple rounds of com...