ALLTOPELEC Best 16.5kWh LiFePO4 battery with 51.2V 324Ah capacity
The ALLTOPELEC 16.5kWh LiFePO4 Battery is a high-performance residential energy storage solution designed for solar power systems and hybrid inverter applications. Featuring a 51.2V 324Ah lithium iron phosphate battery pack, intelligent BMS protection, WiFi monitoring and parallel expansion capability, this wall-mounted ESS battery delivers safe, reliable and long-lasting energy storage.
16.5kWh High Capacity Storage
51.2V 324Ah LiFePO4 Battery
10000+ Cycle Life
WiFi & Bluetooth Monitoring
CAN / RS485 Communication
Parallel Support up to 20 Units
Compatible with Growatt, Deye, Victron, SMA。。。。。
Wall Mounted Design
Safe and Reliable, Extra-Long Lifespan, Smart Monitoring, Robust Adaptability
Product Specifications
| Parameter | Specification |
| Product Model | Top Power Wall 16.5kWh |
| Battery Type | LiFePO4 |
| Nominal Voltage | 51.2V |
| Capacity | 324Ah |
| Rated Energy | 16.5kWh |
| Configuration | 16S1P |
| Working Voltage | 47V – 58.4V |
| Max Charge Current | 200A |
| Max Discharge Current | 200A |
| Recommended Charge Current | ≤150A |
| Cycle Life | ＞10000 Cycles @ 80% DoD |
| Communication | CAN / RS485 / RS232 |
| Parallel Expansion | Up to 20 Units |
| Installation Type | Wall Mounted |
| Monitoring | WiFi + Bluetooth APP+PC |
| Charge Temperature | 0℃ ~ 55℃ |
| Discharge Temperature | -20℃ ~ 60℃ |
| Storage Temperature | -20℃ ~ 30℃ |
| Humidity | 5% – 95% |
| Weight | 120kg |
| Dimensions | 671× 461 × 258mm |
Installation
The battery adopts a wall-mounted design for easy installation and space saving.
Installation advantages
- Compact structure
- Easy maintenance
- Flexible placement
- Parallel expansion support
- Convenient wiring
- Residential-friendly design
Professional installation is recommended for optimal system performance and safety.
The integrated intelligent BMS provides multiple protection functions including:
- Overcharge protection
- Over-discharge protection
- Over-current protection
- Short circuit protection
- High temperature protection
- Low temperature protection
- Voltage balancing
- Cell monitoring
- Fault alarm system
The LiFePO4 battery chemistry offers improved thermal stability and enhanced operational safety compared to traditional lithium batteries.
Smart Monitoring System
The battery supports intelligent APP monitoring via WiFi and Bluetooth.
Users can monitor:
- Battery SOC
- Voltage
- Current
- Temperature
- Charge/discharge status
- Alarm information
- System performance
- Battery health status
Remote monitoring improves maintenance efficiency and system reliability.
Applications
The ATE 16.5kWh wall-mounted battery is suitable for:
- Residential solar energy storage
- Home backup power systems
- Hybrid inverter systems
- Off-grid solar systems
- Villa energy storage solutions
- Peak shaving systems
- Commercial ESS applications
- Remote energy systems
- Solar self-consumption systems
Supported communication protocols
- CAN
- RS485
- RS232
This compatibility makes the battery ideal for residential solar ESS and off-grid energy storage systems.
FAQ
Q1 : Is this battery compatible with Growatt inverter?
A: Yes. The battery supports Growatt inverter communication via RS485 and CAN protocols.
Q2 : Can this battery work with Deye inverter?
A: Yes. The battery is compatible with Deye hybrid inverter systems.
Q3 : How many cycles does the battery support?
A: The battery supports more than 10000 cycles at 80% depth of discharge.
Q4 : Does the battery support remote monitoring?
A: Yes. WiFi and Bluetooth APP monitoring are supported.
Q5 : Can multiple batteries be connected together?
A: Yes. Up to 20 battery units can be connected in parallel.
Q6 : What battery chemistry is used?
A: The battery uses safe and stable LiFePO4 lithium iron phosphate cells.
Q7 : Is the battery suitable for off-grid solar systems?
A: Yes. The battery is ideal for off-grid and hybrid solar ESS applications.
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