Complete Energy Solutions
LiFePO4 cells, packs, and storage systems — all in one place.
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Our Story
Powering the Future of Energy Storage
Tewaycell specializes in the design and manufacturing of lithium battery packs for green energy storage systems. We offer comprehensive, end-to-end services for custom battery products, encompassing design, development, cell and BMS selection, chargers, and dedicated after-sales support.
Our core product lineup features OEM and ODM 12V/24V/36V/48V LiFePO4 battery packs, wall-mounted and mobile energy storage systems (ESS), stackable home energy systems, inverters, photovoltaic solar panels, transformers, and solar street light controllers.
4000+Cycle Life
OEM/ODMCustom Ready
GlobalShipping
Lifepo4 Cells 🔥
View All ›Popular Products🔥👇
New Arrival
DIY Case Kit 48V / 51.2V
DIY Case Kit 48V / 51.2V
LiFePO4 Battery System
- Hydraulic Magnetic Breaker + T-Class FuseHandles up to 300A continuous current with minimal heat — superior safety for high-current applications.
- High-Efficiency Air Cooling SystemIntelligent air-cooled fans ensure stable, reliable operation even under prolonged high-load conditions.
- JK 300A BMS with Touchscreen DisplayFull-color touchscreen for real-time monitoring of system status, performance, and key parameters.
Energy You Can Count On
Built for performance, backed by expertise — Tewaycell powers your world.
Expert Technical Support
Our engineers are ready to help you find the right energy solution.
Fast EU Delivery
Orders dispatched from EU warehouses within 3–7 business days.
Certified Quality Assurance
Every product tested and certified to international safety standards.
Tewaycell energy storage
Long-Term Warranty
Industry-leading warranty coverage for all Tewaycell products.
Flexible Return Policy
Easy returns within 30 days — no hassle, no questions.
Tewaycell
Trusted energy technology
Customer Reviews & Feedback
★★★★★
"The supplier was excellent to communicate with. He made a battery exactly how I wanted with all the components and brands that I wanted. Would definitely order again as this is my third battery from the supplier!"
Michael
Australia
★★★★★
"Everything went smoothly. The cells arrived on time. The BMS and displays did too. I highly recommend this seller. They were reliable and helpful at all times, providing updates on the delivery. The cells are genuine. They even took time out of their own day to send the order."
Dylan
Poland
★★★★★
"Great order experience! Battery cells are excellent so far."
Dean
Philippines
★★★★★
"The order arrived about 70 days after shipping. The BMS was already installed in the box and assembling the cells was really easy. In two hours everything was assembled, tested, and working. It's been about two months now and everything is working perfectly. I'm very satisfied."
Daisy
Italy
★★★★★
"Those arrived on time. Internal resistance, weight, and voltage checked, all as specified by the technical sheet."
Jack
Greece
★★★★★
"Delivery: as agreed with seller, ordered samples delivered. Quality: very satisfied. Design: very satisfied. Service: very satisfied, flexible, helpful service, reflecting always in time on all requirements."
Jenny
Hungary
★★★★★
"I have ordered several times PV-, cell- and battery storage stuff in China especially from Shenzhen Topway New Energy represented by my special vendor Emily. And all orders were perfect and delivered in an adequate time. So if I need more things like that, I know who's my favourite seller :-)"
Paul
Germany
★★★★★
"Fantastic very friendly service from first contact to delivery. Company employee helped me with every single step, explained technical issues and took care of delivery process. Batteries arrived in perfect conditions very safely packed. I am very satisfied and recommend this supplier."
Rex
Poland
★★★★★
"Great store. Recommend to everyone. Great service. Respectful dialogue. Very safe packing. A quality product."
Maple
United Kingdom
Tewaycell · Trusted Energy Partner
Why Choose LiFePO4 Battery?
LiFePO4 batteries offer significant advantages over other energy storage solutions. With a longer lifespan, near-zero maintenance, and superior safety, they are the ideal choice for solar, marine, RV, and off-grid applications. LiFePO4 cells can last up to 6000 charge cycles while maintaining 80% usable capacity — far beyond conventional batteries.
Tewaycell
LiFePO4 Battery Specialist Since 2015
6000+
Charge Cycles
10yr
Warranty
50+
Countries
CE/UL
Certified
Eco Friendly
No rare or toxic metals. Longer lifespan means fewer replacements and less waste.
Less Weight
More energy stored with less weight — ideal for RV, marine & caravans.
6000+ Cycles
Up to 6000 charge cycles with 80% usable capacity — outlasts all alternatives.
No Memory Effect
Maintains full capacity regardless of partial charge cycles over time.
Safer Chemistry
Phosphate crystals resist overcharge — far less risk of fire or explosion.
Fast Charge / Discharge
Flexible energy delivery speed — perfect for solar & wind storage systems.
✓ OEM / ODM Available✓ Global Warehouse Shipping✓ 24/7 Technical Support✓ ISO 9001 Certified
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