SUNWAY 5.12kWh / 10.24kWh Wall-Mounted Lithium Battery

SUNWAY TW2 Wall-Mounted LFP Battery Built for heavy residential loads. Pure engineering data. Zero fluff.

Extreme Safety: >20% electrical redundancy. Built-in BMS and physical circuit breaker.
Long Life: 4,000+ cycles at 25°C. Solid 10-year design life.
Fast Setup: RS485, CAN, and optional Bluetooth. It talks to most inverters instantly.

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Core Advantages of Sunway Battery:

Compact Wall-Mounted Design: The wall-mounted lithium battery saves space and simplifies installation for various setups.
Durable Outdoor Use: Built for outdoor installation and is suitable for outdoor conditions with strong weather resistance and IP65 protection class.
Safe Battery Chemistry: Uses LFP rechargeable battery technology, ensuring high safety and stability.
Extended Lifespan: Provides a long-life cycle to deliver reliable, long-term energy storage. You can use a Sunway battery more than 6,000 times or for 10 years.
Ideal for Off-Grid Systems: Functions perfectly as an off-grid solar lithium battery for independent power needs.
GreatPerformance: Known as the best lithium battery for solar storage in its class, combining efficiency and reliability.
Advanced Storage Technology: Employs cutting-edge lithium battery for solar storage technology to maximise energy retention.
Good Compatibility: We use standard communication protocols like CAN and RS485, which are compatible with the most popular hybrid and off-grid inverters in the market.

Models	51.2V100Ah	51.2V200Ah
Battery parameters
Norminal Energy(Wh)	5120	10240
Capacity (Ah)	100	200
Nominal Voltage (V)	51.2	51.2
Usable Energy (Wh)	4608	9216
Battery Pack	HZW-100-16S	HZW-200-16S
Cycle Life	≥4000@25℃
C-Rate	0.5C
Cooling Method	Air Cooling
Communication	RS485/CAN/Bt(Optional)
Design Life	10 years+
Electrical Design Redundancy	>20%
Charge/Discharge Standard	10years
Discharge Voltage (V)	45.6	45.6
Charge Voltage (V)	56.8	56.8
Recommend Chaege/Discharge Current (A)	50	100
Max. Charge/Discharge Current (A)	100 (3S)	200 (3S)
Operating Conditions
Operation Temperature	0-40℃
Storage Temperature	-20-70℃
Humidity	15%-80%
System Parameters
Dimensions (WDH) mm	532173504	532173825
Weight (KG)	53	104
Certification	CE/UN38.3/MSDS