20 Long Years Of Manufacturing Excellence With Quality At It's Best!
VOLTASTER is a professional manufacturer of solar energy storage systems. We design and produce LiFePO4 batteries, all-in-one PV-storage systems and hybrid inverters from 1kWh to 20kWh, serving households and small businesses worldwide.
Explore our full product range — from portable solar generators to whole-home 20 kWh energy storage systems.
Product Categories
Our Contributions
Powering Different Applications!
Residential Energy Storage
Commercial & Small Business
Agriculture & Off-Grid Applications
How Home Solar Energy Storage Works
Our home solar energy storage system intelligently manages the electricity generated by your rooftop solar panels. During the day, solar energy is converted into usable electricity through the inverter to power household appliances. Any excess electricity is stored in the battery for later use. When solar generation is insufficient, such as at night or on cloudy days, the system automatically releases the stored energy to supply your home, reducing reliance on grid electricity. When solar and battery power are not enough, the grid can provide additional electricity to ensure a stable and continuous power supply.
Solar Generation → Home Consumption → Battery Storage → Energy Backup → Grid Support
This integrated energy management solution helps homeowners maximize solar self-consumption, reduce grid dependence, and make better use of clean energy.
Why Choose VOLTASTER?
Factory Direct
We are a manufacturer, not a trading company. Direct pricing and direct quality control.
Complete Product Range
Batteries, all-in-one energy storage systems, and hybrid inverters, with capacities ranging from 1–20 kWh.
Grade-A LiFePO₄ Batteries
5,000+ charge cycles for a reliable service life of up to 13–16 years.
Global Certifications
Compliant with CE, UN38.3, and IEC 62619 standards, meeting requirements for export to the EU.
OEM/ODM Welcome
Your brand, our manufacturing expertise.
The only place where you’ll get the perfect solution for all your industry needs.
Company Profile
OUR STORY
Founded in 2006 and headquartered in Suzhou, CNS Machinery (Suzhou) Co., Ltd. is part of CNS Group, ISO9001 certified. Covering 60,000 square meters with over 500 staff, the company runs the Voltaster brand, boasting nearly 20 years of new energy industry experience and more than 20 innovation patents. It focuses on the R&D, production and sales of residential & commercial solar energy storage systems, LiFePO4 batteries, hybrid inverters and complete photovoltaic power station solutions, whose products serve household self-consumption, commercial backup power, off-grid projects, industrial energy storage and other fields. Equipped with complete automated production lines for strict quality control, the company invests nearly a quarter of sales revenue in R&D and offers OEM/ODM services. Its items are exported to the Middle East, Southeast Asia, South America and other regions, while it is building overseas agents and branches in around 20 countries. Adhering to mutual benefit, we earn wide trust with reliable quality, professional service and competitive pricing, and sincerely welcome global partners for cooperation.
OUR CERTIFICATIONS
INTERNATIONAI EXHIBITION
Connecting global visionaries. Meet CNS at the world’s leading industrial stages to witness the next generation of fluid power tech. Shaping the future of motion, together.
Working Environment
