Why Choose a DIY LiFePO4 Battery Case Kit?
Building your own energy storage system has never been more accessible. Tewaycell DIY Case Kits are engineered for solar enthusiasts, off-grid homeowners, and EV builders who want professional-grade performance without the premium price tag of pre-assembled systems.
Whether you're powering a cabin, backing up your home, or building a mobile energy station, our stackable battery case kits give you the flexibility to design a system that fits your exact needs.
What's Included in a Tewaycell DIY Case Kit?
Each kit is a complete, ready-to-assemble package designed to work seamlessly with popular LiFePO4 cells (280Ah, 300Ah, 304Ah, 314Ah). Here's what you get:
Heavy-duty battery enclosure — Stackable design for modular expansion
JK 200A Smart BMS with Bluetooth — Real-time monitoring via the JK BMS app
2A Active Balancer — Keeps cells balanced for maximum lifespan
Circuit Breaker — Built-in safety protection for your system
All hardware and busbars — Everything you need to complete the build
Key Features
🔋 Compatible with Top-Grade Cells
Our case kits are designed to fit Grade A+ LiFePO4 cells from leading manufacturers including EVE, CALB, Valcon, and DEJIN. Simply source your preferred cells and drop them into the kit.
📶 Smart BMS with Bluetooth Monitoring
The included JK 200A BMS supports Bluetooth connectivity, allowing you to monitor voltage, current, temperature, and cell balance in real time from your smartphone — no additional hardware required.
🔌 Stackable & Scalable Design
Need more capacity? Our stackable enclosure design lets you add more units as your energy needs grow. Start with one 16kWh pack and expand to 30kWh+ without replacing your existing hardware.
🛡️ Built-In Safety
Every kit includes a circuit breaker and a high-current BMS rated at 200A continuous discharge, protecting your investment and your home from overcurrent, short circuit, and over-temperature events.
Available Models
Tewaycell offers DIY Case Kits in multiple configurations to suit different cell types and installation preferences:
Stackable Vertical Box — Ideal for wall-mount or rack installations
Horizontal Stackable Box — Great for floor-level or mobile setups
GOTION 340Ah Compatible Kit — Optimized for the latest high-capacity GOTION cells
EU Stock Kits — Fast domestic shipping for EU customers
Who Is This For?
Our DIY Case Kits are perfect for:
Solar power system builders looking for a cost-effective battery solution.
Off-grid and van life enthusiasts who need reliable, lightweight energy storage.
Electricians and installers who want a professional-grade enclosure with smart BMS.
Makers and engineers who prefer to source their own cells and build custom packs.
How to Get Started
Getting started is straightforward:
Choose your kit — Select the model that matches your cell type and installation style.
Source your cells — Pick up Grade A LiFePO4 cells from our store or your preferred supplier.
Assemble — Follow our included assembly guide and connect the BMS and balancer.
Monitor & enjoy — Use the JK BMS Bluetooth app to monitor your pack in real time.
Have questions about which kit is right for your project? Contact our team — we're happy to help you design the perfect system.
Shop DIY Case Kits
Ready to build? Browse our full range of DIY LiFePO4 Battery Case Kits and start your energy independence journey today.
