Grid-Tie & off-Grid Hybrid Energy Storage, 30kw/50kwh LiFePO4 System

• Customization: Available
• Container Size: 800*1450*2100mm
• Weight: 915kg
• Model NO.: LFP-30KW-35KWH
• Nominal Voltage: 320V-850V
• Warranty: 5 Years
• Nominal Capacity: 280ah
• Cycle Life: 8000 Time
• Communication Port: EMS:RS485 Battery:Can or RS485
• Dido: Di*2 Do*2
• Efficiency: 97%
• System Weight: 915kg
• Cooling: Air Conditioner
• Inverter Installation: Built-in Cabinet
• Transport Package: Wooden Box Un
• Specification: Approx 800*1450*2100mm
• Trademark: LEFU
• Origin: China
• HS Code: 850760
• Production Capacity: 100/Month

Product Description

Basic Technical Parameters	R-LFP30kw/50kwh			R-LFP50kw/100kwh
Battery system parameters
Battery module type	51.2V			51.2V
Battery module number	4			7
Battery module dimension	442*750*230mm			442*750*230mm
Battery system voltage	204.8V			358.4V
Battery capacity	280Ah			280Ah
Normal energy	50kwh			100kwh
Battery Max charge current	100A			200A
Battery Max discharge current	100A			200A
Charge voltage	220.8V			392V
Cut-off voltage	179.2V			313.6V
30kw Inverter parameters				50kw Inverter parameters
Battery parameters
Max battery voltage	850V
Min battery voltage	160V
Normal voltage range	320V-850V
Max charge/discharge current	100A		80A
PV parameters
Max power	19.2kw+19.2kw	30kw*2
Max PV voltage	850V	850V
PV start voltage	250V	250V
MPPT voltage range	200V-830V	200V-830V
Max PV current	32A+32A	(25A+25A)*2
On grid
Normal power	30kVA			25kVA*2
Normal current	43.5A			36.2A*2
AC voltage	400V/230V
AC voltage range	-20%~15%
Frequency range	50Hz/47Hz~52Hz
	60Hz/57Hz~62Hz
Power factor	-0.8~0.8
Off grid
Normal power	30kVA			25kVA*2
Max out power	33KVA			27.5KVA*2
Normal current	43.5A			36.2A*2
Max output current	48A			40A*2
AC voltage	400V/230V
Output voltage harmonics	<3%(resistive load)
degree of unbalance	100%
Frequency range	50/60HZ
overload	48A<I load≤54A/100s 54A<I load≤65A/100ms			(39.8A<I load≤45A/100s 45A<I load≤54A/100ms)*2
System parameters
Communication port	EMS:RS485    battery:CAN  or RS485
DIDO	DI*2   DO*2
efficiency	97%
weight	35kg
dimension	440*560*183mm
IP rate	IP20
Work temperature range	-30~60ºC
humidity	5~95%RH
cooling	FAN
Inverter certificate	CE,IEC62019,IEC62477,IEC6100,EN50549
cabinet
cooling	Air conditioner
dimension	Approx 1000*1400*2300mm
Inverter installation	Built-in cabinet

 

Production and Testing Process
All products are carefully designed, manufacturered and 100% tested end of line to ensure you receive the goods in perfect condition.



Warehouse and Shipping
All products are safely and professionally packed for shipping, ensure you receive in best condition.


Lefu Product Family
LiFePO4 battery packs and complete Energy Storage Systems, Inverters, Portable Power station. Wall Mounted and Stackable ESS.




Certification of production and transportation,
meets the quality Standard of main markets worldwide.

 

FAQ 

 

Q: May I have a piece of sample to check the quality? 
A: Welcome to place the testing order to check the quality. 

 

Q: What is your Quality Assurance and Technical Support Policy? 
A: We provide reliable, high-quality products. Each product is carefully designed and manufactured,  100% end of line test, minimizing maintenance needs and potential risks. 
For support, please contact the local authorized dealer. In areas without a dealer, we offer remote support via Zoho Lens, our experts use AR (Augmented Reality) technology to help with troubleshooting, and repairs. 

 

Q: Are LeFu ESS lithium batteries safe? 
A: LeFu ESS uses LiFePO4 battery cells,  safer and more thermally stable than other lithium types. We provide comprehensive safety managements in the battery cell, BMS and inverters to avoid over charge, over discharge, over heat and over current. 

 

Q: Compatible brands of inverters? 
A: Work with most popular inverters through CAN or Modbus communication. If your inverter brand isn't listed, provide us with its communication protocol, and we can upgrade our system. 

 

Q: What is the life span for the product:  

A: Exceeding 6,000 cycles at 25°C and a 0.5C charge / discharge rate (Standard condition) 

 
Q: What's your payment conditions and terms? 
A: T/T, L/C, D/P, COD under EXW, FOB, CIF, CIP, DDU, DDP, DAP etc. 
 
Q: How about the shipment? 
A: Sample order: Sent by DHL, UPS, FedEx etc. 
   Bulk order: Ship by sea. 
 
Q: How about the delivery time ? 
A: Sample order: About 10 days. 
  Bulk order: Depends on the quantity and specification of the order. 
 
Q: When can I get the quotation? 
A: We usually quote 36 hours after your inquiry. 
 
Q: Can I have my own customized product?  

A:Yes. Your customized requirements for color, logo, shipping marks etc are available. 
 
Q: Can you do OEM? 
A: Yes.