About Us

Powering the World with Smarter Energy Solutions

Coolienergy is a professional energy storage battery manufacturer based in China, with over 15 years of experience in R&D, production, and global supply. We specialize in designing and manufacturing high-performance lithium battery systems for residential, commercial, and industrial applications.

🌍 Trusted by Global Partners

We proudly export to more than 50 countries worldwide, offering OEM/ODM services and full technical support to energy companies, solar installers, distributors, and system integrators. Our products are widely used in solar home systems, industrial backup power, off-grid solutions, and energy storage containers.

🏭 Why Choose Coolienergy?

• 15+ Years of Manufacturing Experience
• Wide Range of Battery Solutions: Wall-mounted, rack-mounted, floor-standing, container-based, and solar water pumps
• Certified Quality Standards: CE, UN38.3, MSDS, ISO9001, and more
• Factory-Direct Wholesale Pricing
• Strong R&D and Customization Capability
• Fast Lead Time and Global Delivery

💡 Our Mission

To deliver safe, reliable, and cost-effective energy storage systems that help homes and businesses around the world achieve energy independence and sustainability.

Join us in building a smarter, greener future with Coolienergy.