ABOUT DIGI MARKER
DIGI MARKER is a professional lithium battery manufacturer based in Shenzhen, China, with 13 years of experience in the R&D, production, and export of LiFePO₄ and lithium-ion batteries. We specialize in providing high-performance energy storage solutions for a variety of applications, including golf carts, RVs, marine systems, off-grid energy systems, and industrial equipment.
Our production facility spans 8,000㎡ and is equipped with advanced manufacturing lines and testing equipment. With a strong engineering team and strict quality control, every battery meets international safety and performance standards, certified by CE, RoHS, WEEE, and PSE.
DIGI MARKER has established long-term partnerships with global clients and continues expanding throughout North America, Europe, Australia, and Southeast Asia. Our mission is to deliver efficient, reliable, and sustainable battery solutions that power a greener future.
PRODUCTION & TECHNOLOGY
We use high-quality A-grade cells and intelligent Battery Management Systems (BMS) in all our batteries, ensuring up to 5,000 cycles, high safety, and excellent discharge performance. We’re committed to outstanding after-sales support by providing detailed documentation of our material inspections and testing services, along with a standardized feedback system to promptly address customer concerns.
Our batteries are lightweight, maintenance-free, and designed for harsh outdoor environments. We offer a range of LiFePO₄ batteries:
- 12V 15Ah / 30Ah / 100Ah / 135Ah / 200Ah / 230Ah
- 48V / 51.2V / 72V batteries for golf carts and industrial vehicles
Additionally, we support OEM & ODM customization, including optional features such as Bluetooth monitoring, self-heating, GPS tracking, and CAN/RS485 communication.
R&D AND CERTIFICATION
With a dedicated R&D team and rigorous production management, DIGI MARKER continuously optimizes product design and performance. Our factory complies with ISO9001 quality standards and follows strict testing protocols to ensure product stability.
All our major product lines meet international regulations, enabling our partners to easily enter their respective markets.
GLOBAL VISION
We are committed to being a leading global supplier of energy storage batteries. With a presence in over 30 countries, DIGI MARKER continues to innovate and collaborate with partners to promote clean, efficient, and reliable power solutions worldwide.
Highly Equipped Manufacturing Workshops
At DIGI MARKER, we are dedicated to delivering outstanding after-sales support. We ensure clear communication and accountability by providing detailed documentation of our material inspections and testing services. Our standardized feedback form allows us to promptly address customer concerns.
Furthermore, our products are fully traceable to their original production batches, ensuring enhanced quality assurance. Customer satisfaction is our highest priority, and we remain committed to providing superior products and exceptional support long after the sale.
CERTIFICATIONS
UL1954A, UL9540, UL1973 certification
Our company has always prioritized product safety, performance, and reliability and is committed to meeting the stringent standards of the global market. Our products have passed three major international authoritative certifications, UL1954A, UL9540, and UL1973, fully reflecting their excellent quality and compliance in design, manufacturing, and system integration.
IEC 62619 certification
GSL Energy's products are certified to IEC 62619, the safety standard for battery products set by the International Electrotechnical Commission (IEC). This ensures the high safety, durability and stability of the products in use and meets the stringent requirements of the international market.
CE certification
GSL Energy products are all CE certified, ensuring that energy storage batteries sold in the European market meet high standards of safety and performance requirements. We provide reliable and compliant energy storage battery solutions to safeguard the safety of our users.
ETL certification
GSL Energy's products are ETL-certified, rigorously tested, and scrutinized to meet UL standards or other applicable safety requirements. Our energy storage battery products meet internationally recognized quality, safety, and reliability standards, ensuring reliable use for our customers and compliance with regulatory requirements in the U.S. and Canadian markets. This certification further demonstrates our competitiveness and product compliance in the global marketplace.
ISO certification
ISO (International Organization for Standardization) certification is an internationally recognized standard designed to ensure the quality, management, and efficiency of products, services, and systems. Through ISO certification, companies can demonstrate that their products and services meet global standards, satisfy customer needs, and are subject to continuous improvement. Our company's multiple ISO certifications ensure that GSL Energy's energy storage battery products meet international best practices in design, manufacturing, quality control, and customer service certification demonstrates our commitment to continually improving our quality and service to provide reliable, high-quality energy storage solutions to our customers around the world.
SGS certification
GSL Energy's energy storage battery products have been certified by SGS to ensure that they meet internationally recognized standards for quality, safety, and performance. This certification further enhances the market competitiveness of our products and provides customers with a reliable guarantee of compliance with regulations and standards around the world.
MSDS Testing
Our products have passed MSDS (Material Safety Data Sheet) testing, ensuring they meet international safety standards. The MSDS provides essential information on chemical composition, potential hazards, and safe handling guidelines. This testing guarantees our energy storage batteries are safe for transportation, storage, and use, while also ensuring compliance with global shipping and environmental regulations.
UN38.3 testing
GSL Energy products have passed UN38.3 testing, ensuring their safety during transportation. This certification covers tests for extreme conditions such as temperature, pressure, vibration, and short circuits, guaranteeing the stability and safety of our batteries. With UN38.3 certification, our energy storage products comply with international transport standards, ensuring safe and efficient delivery worldwide.