Advanced LiFePO4 50kw/100kwh Storage System with Multi-Channel PV Support and Parallel Operation

• Customization: Available
• Weight: 35kg
• Warranty: 5years
• Model NO.: LF-LFP50kw/100kwh
• Cycle Life: 8000 Times or More
• Nominal Capacity: 14kwh-100kwh
• Feature: All in One Machine
• Style: Stackable, Modular, Rack, Container
• Cell Type: Grade a LiFePO4
• Other: OEM, ODM Customized Acceptable
• Battery Module Dimension: 442*750*230mm
• Inverter Installation: Built-in Cabinet
• Dido: Di*2 Do*2
• Communication Port: EMS:RS485 Battery:Can or RS485
• Transport Package: Wooden Box Un
• Specification: Approx 1000*1400*2300mm
• Trademark: LEFU
• Origin: China
• HS Code: 850760
• Production Capacity: 3000

Product Description

Product Features

• The communication interface includes multi-channel RS485, CAN, Ethernet, dry contact input and output and other interfaces, supporting communication with PCS and UPS
• Internal cell balance function, the maximum balance current can reach 300mA.
• High precision battery voltage and temperature acquisition:±3mv,±1ºC
• Automatic circulation control and automatic parallel and offline control can easily realize the parallel use of lithium battery systems.
• Perfect self-inspection and running status detection functions, combined with HMI display, the system operation information is clear at a glance.
• When used in parallel, each system only needs to configure one SBMS display (optional).
• Support PV,Max PV power is 19.2KW,have two-channel PV
• Support off-online grid,switch time less than 5ms
• Perfect high and low voltage crossing function, island protection, black start and other functions;
• Support 15 PCS inverter in parallel use
• Bulit-in EMS
• Support GEN,need GEN give dry contact signal

Product Specifications:

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
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	(39.8A<I load≤45A/100s
	54A<I load≤65A/100ms	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

 
Application:

• Industrial Park
• Public Park
• Commercial Building
• Isolated Islands
• Large Port
• Subway/Railway Station
• Military Zone(camp)
• Telecom Station

As backup power supply to deliver electricity to the areas without mains power.

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.