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WF4000-B

In the modern world, energy is opportunity. At Lutian, we don't just store power; we architect its availability. Our advanced energy storage systems (ESS) are engineered to capture, conserve, and distribute electricity with surgical precision and uncompromising safety.

Utilizing cutting-edge Lithium-Iron-Phosphate (LFP) chemistry and intelligent Battery Management Systems (BMS), our solutions deliver exceptional cycle life and round-trip efficiency. Whether balancing grid loads, enabling behind-the-meter savings, or providing backup security, we ensure your energy is always ready.

Intelligent storage. Instant response. Infinite possibilities.


Parameter
WF4000-B
Rated output power 4000W/4000VA
Rated output current 18.2A
Rated output voltage 220,230,240Vac
Frequency 50/60Hz
Surge power 8000VA 5s
THDv(@linearload) <3%
Switching time 10ms typical (For UPS) 20ms typical (For Home Appliances)
Max. input power 6440W
Max. input current 28A
Rated grid voltage 220,230,240Vac
Rated grid frequency 50/60Hz
Acceptable range 170-280Vac(For UPS); 90-280Vac(For Home Appliances)
Recommended max. PV input power 6000W
Max. input voltage(Voc) 500Vdc
MPPT operating voltage range 85V~450V(@75V start up)
Number of MPPT 1
Max. input current per MPPT 15A
Max. short-circuit current per MPPT 18A
Battery type LiFePO4/Lead-acid
Battery voltage range 20~30Vdc
Rated battery voltage 24Vdc
Max. charge/discharge current 120A/160A
BMS communication mode RS485
Peak efficiency 95.00%
Max. MPPT efficiency 99.90%
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+86-576-82620999
sales@chinalutian.com