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Seplos 48V 51.2V MASON 230L DIY Battery case Without Battery Cell (for CATL 230Ah Batteries)
Seplos 48V 51.2V MASON 230L DIY Battery case Without Battery Cell (for CATL 230Ah Batteries)
★Service: 10 Years Warranty
★Support: OEM,ODM,OBM,Customized
★Certificates: IEC,CE,ROHS,UN38.3,ISO etc.
The Mason 51.2V 230Ah LiFePO4 Energy Storage System delivers 11.7kWh of reliable power for residential, off-grid, and commercial applications.
Seplos Mason 230L battery pack DIY kit includes all parts to assemble a 51.2V 230Ah battery pack for home and solar energy storage.Features Seplos BMS for comprehensive battery system protection. Ideal for residential users and battery storage solutions.
Features
- Automotive grade lithium battery
- Safer use
- Passive balancing
- Scalable energy storage
Advantages Of Our DIY Battery Case
1.Complete Kit: All-inclusive package simplifies the entire assembly process.
2. Intelligent BMS:Comprehensive protection and monitoring enhance system stability.
3.Passive Balancing: Optimizes performance and extends overall lifespan.
4.Scalable Design: Modular setup allows for flexible future expansion.
5.Solar Ready: Designed for seamless integration with home solar systems.
Technical specifications
BMS: Smart 16S 200A (Max 32pcs In Parallel)
Communication Protocol: CAN / RS485*2
Waterproof Class: IP20
Battery Box Size: (L*W*H)670*414*267mm
Weight: 30kg
Display: LCD Screen
Built-in battery management system
CAN/RS485*2 inverter communication

Package List
| Item | Main Part |
|---|---|
| 1 | 1 × Battery Case (Cells Container, BMS Mount Panel, Top Panel, Fixed Bar, Top Bar, Top Cover) |
| 2 | 1 × 48V/200A 16S Seplos BMS |
| 3 | 1 × 80V 400A Fuse with Base |
| 4 | 4 × Wheel |
| 5 | 2 × PCB Board for BMS and Cell Connection |
| 6 | 1 × LCD Screen |
| 7 | 1 × LCD Screen Sticker |
| 8 | 4 × Button Cap |
| 9 | 3 × Wires (LCD Screen wire, PCB board A and PCB board Connector) |
| 10 | 1 × ON-OF Switch |
| 11 | 2 × Battery Terminals (P+ Terminal and P- Terminal) |
| Item | Other Components |
|---|---|
| 1 | 6 × Copper bus bars (BMS connection) |
| 2 | 15 × Aluminum bus bars (Cell connection) |
| 3 | 9 × Epoxy sheet (Between cell and the case) |
| 4 | 28 × EVA Tape (Between cells) |
| 5 | 40 × PC Film |
| Item | Screws Details |
|---|---|
| 1 | 32 × Hex Flange Nut M6 (To Fix The Aluminum Bus Bars) |
| 2 | 12 × Phillip Hex M4 × 5mm (PCB board fix) |
| 3 | 13 × Phillip Hex M5 × 8mm + Washer + Spring Set(Ground cable and top bracket fix) |
| 4 | 7 × Phillip Hex M5 × 8mm + Washer + Spring Set(Top bar fix) |
| 5 | 9 × Phillip Round M8 × 8mm + Washer + Spring Set(BMS fix) |
| 6 | 6 × Phillip Round M8 × 6mm + Washer + Spring Set(LCD Screen fix) |
| 7 | 8 × Hexagon Socket Pan M4 × 10mm (P+/P- Terminals fix) |
| 8 | 29 × Hexagon Socket Countersunk M4 × 10mm (Battery case and Top cover) |
| 9 | 18 × Phillip Hex M6 × 14mm + Washer + Spring Set(foot fix) |
| 10 | 4 × Phillip Hex M8 × 10mm + Washer + Spring Set(P+/P- Bus bar fix) |
Built-in Intelligent BMS
Intelligent Control System
- Overcharge, over-discharge, and overcurrent protection
- Active cell balancing for optimal performance
State Monitoring:
- Real-time SOC (State of Charge) calculation
- SOH (State of Health) estimation
- Voltage, current, and temperature monitoring
Communication:
- CAN and RS485 protocol support
- Compatible with inverters and monitoring systems
- Remote control and data exchange
Fault Diagnosis:
- Real-time fault detection and alerts
- Event logging with timestamps
- Diagnostic codes for troubleshootin

Highly Compatible with Various Inverters
Compatible with all Pylontech-protocol inverters via CAN or RS485. Supported brands include PYLONTECH, SUNSYNK, Afore, Growatt, SMA, SOROTEC, GOODWE, Victron Energy, Deye, SOFAR SOLAR, Voltronic Power, and Sol-Ark. Custom protocol matching available upon request.

Suitable for a Wide Range of Applications
11.7KWh DIY battery case are widely applicable to the following scenarios:Home Energy Storage, Commercial Storage, Industrial Backup Power, Off-Grid Power Systems, Grid-Tied Power Systems, and Uninterruptible Power Supplies (UPS) etc.

