Advanced BESS energy storage systems and high-performance pouch cell batteries across Central & Eastern Europe. Professional installation and 24/7 technical support by JN Service team from our Budapest headquarters.
Explore Our Energy SolutionsJN Service operates as the dedicated European service company for all Welion energy storage and battery products, with our Budapest headquarters strategically positioned to serve Hungary, Poland, Czech Republic, Slovakia, Romania, Bulgaria, Slovenia, and Croatia. We combine global innovation with local market understanding.
Our comprehensive infrastructure includes a modern office complex, strategically located warehouse with immediate inventory access, state-of-the-art service center staffed with certified technicians, and fully equipped mobile service vehicles for rapid on-site support across the CEE region.
Every business interaction begins with identifying sales opportunities for our complete product portfolio and comprehensive aftersales services - whether serving end customers or supporting our reseller network throughout Central and Eastern Europe.
Scalable BESS energy storage solutions for residential, commercial, and utility-scale applications. Exceptional safety with advanced battery technology, long lifespan, and professional JN Service installation from our Budapest headquarters.
High energy density pouch cell batteries for professional drones requiring reliable long-duration flight performance with SHP270 technology achieving 270 Wh/kg energy density.
Advanced semi-solid state pouch cells designed for high-performance drones and eVTOL aircraft requiring superior power-to-weight ratio with 320 Wh/kg energy density and 3C discharge capability.
Ultimate performance semi-solid state battery cells for extreme power applications including racing drones, emergency response UAVs, and specialized aerospace applications requiring maximum power density and 10C discharge rates.
Advanced battery solutions for e-bikes, cargo bikes, motorcycles, and personal mobility devices with extended range, lightweight design, and enhanced safety features.
High-performance batteries for electric vehicles with industry-leading energy density and safety features.
Complete turnkey deployment solutions integrating renewable energy generation with advanced battery storage systems, managed from our Budapest regional command center with local project teams across all 8 CEE countries for optimal energy management and grid stability.
Advanced operation and maintenance solutions managed from our Budapest control center, ensuring maximum efficiency, reliability, and profitability of renewable energy installations across the CEE region with integrated battery systems and multilingual technical support.
Complete aftermarket services including three-tier service packages (Warranty, Basic, Plus), maintenance, repair, recycling, and lifecycle management to maximize battery performance across Central Eastern Europe with guaranteed response times and local spare parts inventory.
No import delays - immediate access to batteries, modules, and spare parts from our Budapest warehouse serving all CEE markets.
Multilingual technical experts who understand local markets, regulations, and business practices across Hungary, Poland, Czech Republic, Slovakia, Romania, Bulgaria, Slovenia, and Croatia.
48-96 hour guaranteed response times with mobile service teams and same-day support for critical applications across the entire CEE region.
Full European certifications and regulatory compliance, ensuring seamless integration with EU grid standards and environmental regulations.
Comprehensive coverage across 8 CEE countries with local partnerships, reseller networks, and direct customer relationships for maximum market penetration.
Perfect understanding of both Eastern and Western European business cultures, enabling smooth technology transfer and successful project implementation.
Passenger cars, commercial vehicles, heavy-duty trucks, and specialized automotive applications requiring high energy density and safety.
Grid-scale storage, commercial & industrial systems, residential storage, and renewable energy integration solutions.
Electric boats, ferries, port tugboats, and offshore engineering vessels with enhanced safety and environmental benefits.
Electric vertical takeoff and landing aircraft, commercial drones, and autonomous aerial vehicles requiring lightweight, high-performance batteries.
E-bikes, cargo bikes, motorcycles, and personal mobility devices with extended range and enhanced safety features.
Forklifts, excavators, AGVs, and industrial machinery requiring reliable, long-lasting power solutions.
Discover how Welion's solid-state battery technology and comprehensive regional services can transform your energy projects across Central Eastern Europe. Our Budapest team covers 8 CEE countries with local inventory, certified technicians, and multilingual support.
CEE Regional Coverage: Hungary • Poland • Czech Republic • Slovakia • Romania • Bulgaria • Slovenia • Croatia
Language Support: English, Hungarian, Romanian, Spanish, Chinese
We respond within 24 hours