Explore our top-performing customized cells engineered for high energy density, flexibility, and extreme environments.
Finland is at the global forefront of environmental sustainability, aiming to achieve carbon neutrality by 2035. This ambitious goal has accelerated the electrification of various industries, prompting a massive demand for advanced energy storage solutions. From the heavy machinery operating in the dense forests of Lapland to sophisticated marine instrumentation in the Baltic Sea, the call for lightweight, high-capacity, and reliable power sources is louder than ever.
Lithium Polymer (LiPo) battery technology has emerged as a cornerstone for this industrial transition. Unlike traditional cylindrical cells, Li Polymer batteries offer flexible form factors, allowing Finnish hardware designers to optimize space and minimize weight. Whether it is a smart forestry tracking sensor or a high-end wearable device designed for sub-zero climates, custom-designed LiPo cells provide the necessary power budget in the most compact configurations.
Operating electronic equipment in Finland presents unique environmental challenges. Winter temperatures regularly drop below -20°C, and in northern regions, they can plummet even further. Standard lithium batteries experience severe capacity degradation and internal resistance increases at these temperatures. As an experienced exporter to Finland, we specialize in customizing Li Polymer cells with low-temperature electrolytes and specialized thermal management layers, ensuring consistent power output even in the harshest Nordic winters.
Finland hosts one of the world's most vibrant technology startup hubs and established industrial automation sectors. Key domains driving the demand for custom Li Polymer batteries include:
Our role as a leading manufacturer and exporter is to bridge the gap between complex Finnish engineering demands and cost-efficient, high-quality production. We work closely with local R&D teams from Helsinki to Oulu, ensuring that every battery pack is tailored to the specific voltage, capacity, and physical constraints of the application.
Staying ahead of the curve with advanced battery chemistry, safety protocols, and smart BMS integration.
The global lithium polymer battery industry is evolving rapidly, driven by the demand for higher energy density and enhanced safety. At Howell Energy, we utilize state-of-the-art silicon-anode technology and high-voltage cathode formulations (up to 4.4V or 4.45V) to increase volumetric energy density by up to 20% compared to standard cells. This means longer runtimes for devices without increasing their physical footprint, a crucial factor for modern sleek electronics.
Safety remains paramount, especially in consumer wearables and medical devices. Our custom Li Polymer batteries feature multi-layered protection circuits (PCM/BMS) that guard against overcharge, over-discharge, over-current, and short circuits. Furthermore, we integrate ceramic-coated separators to prevent internal short circuits and thermal runaway, offering peace of mind to our Finnish partners who adhere to the strictest European safety standards.
Sustainability is another core driver. The European Union's new battery regulations mandate higher recyclability and transparent supply chains. Our manufacturing processes focus on reducing carbon footprints, utilizing ethically sourced raw materials, and ensuring that our batteries are designed for easy disassembly and recycling at the end of their lifecycle, fully aligning with Finland's circular economy goals.
Customization is not just about size; it is also about performance characteristics. For instance, some applications require high-rate discharge (C-rating) for power-hungry motors in drones, while others require ultra-low self-discharge rates for remote environmental sensors that must operate unattended for years. We tailor the electrode chemistry to match these precise requirements.
How our custom-designed lithium polymer batteries power key innovations across Finland's diverse industrial landscape.
In Finland's vast forestry sector, sensors attached to heavy machinery and log piles monitor humidity, temperature, and location. Our cold-resistant LiPo batteries ensure constant data transmission back to Helsinki headquarters, even in deep sub-zero conditions.
Autonomous surface vessels and water quality buoys operating in the Baltic Sea require hermetically sealed, vibration-resistant power sources. Our customized battery packs with advanced BMS provide reliable cycles and withstand constant marine movement.
Finnish innovations in athletic performance tracking and outdoor safety gear require ultra-thin, curved, or uniquely shaped batteries. We manufacture custom-shaped LiPo cells that fit seamlessly into ergonomic designs without sacrificing capacity.
Company Profile & Global Manufacturing Capabilities
Howell Energy Co., Ltd. is a high-tech enterprise, which has been focusing on batteries for more than 20 years, specializing in R&D and marketing of Lithium rechargeable battery products.
As one of the TOP 100 Lithium battery export enterprises in China, we will always be committed to providing customers with professional and efficient energy solutions, and contributing clean energy to the sustainable development of mankind.
This marks our industry-leading position in social responsibility and sustainability.


















Dedicated to the lithium-ion battery systems as one-stop solutions to achieve energy innovation and build world-renowned renewable energy brand.
We uphold a culture driven by technology and grounded in quality. Innovation, collaboration, responsibility, and sustainability are at the heart of our operations.
We are committed to advancing sustainable energy development worldwide. By providing clean energy products and solutions, we contribute to global low carbon transition and support the sustainable future of humanity.
To establish the most valuable life stage for our employees and supply the most competitive battery products for our customers.
To provide superb quality and efficient battery and energy solutions, creating lasting value for our customers.
Browse our full range of certified high-density cells, customizable to meet specific Nordic industrial standards.