SunEvo Solar Photovoltaic Solar Panel Module

SunArk Deep Cycle Energy Storage Rack Lithium Battery 48V 5KW 10KW

SunArk deep cycle rack mounted lithium batteries are mostly used in hybrid and off grid solar systems, with the ability to storage DC solar electricity in daytime and power the AC home loads at nightime through a solar inverter. by using 3.2V 100Ah battery cells, the output voltage can be set to 48V and 51.2V according to different requirements. 



  • Brand:

  • Max charging current:

  • Operation Voltage:

  • Life cycles (80% DOD, 25%):

    6000 Cycles
  • Lithium battery standard:

  • Operation temperature:

    20°C to 60°C @60+-25% Relative Humidity
  • Storage temperature:

    o°C to 45*C @60+/-25% Relative Humidity
  • Storage time / temperature:

    5 months @ 25°C. 3 months @ 35*C: 1 month @ 45°C

New Products

LiFePO4 Battery

What is inside our rack lithium battery?


Branded battery cells are crucial for the whole battery life span, cycle life and warranty. SunArk use popular ANC cells for production, with long warranty life of 10 years, also we can customize CATL, EVE, GOTION cells according to customer needs. Beside the cells, another key componet is BMS module, named battery manage system, it is to control the whole battery to communicate with inverters, SunArk developed the complete BMS by ourself and with the ability to compatiable with most of popular brands solar inverters on the market.


rack lithium battery

What main functions do we have?


Considering the application of the batteries in solar systems, SunArk rack lithium battery include general switch/breaker to shut down immediately, positive and negative electrode for wiring, ADS dial code for different settings, RS485,RS232 and CAN port to connect inverters and parallel. Power/Alarm/Run Indicator to show the status of the battery. Also a user friendly LCD screen with key indicator for customer to operate easily.


rack lithium battery pack


How to find good quality battery? 


1. Choose LiFePO4 battery cells.

2. Find popular brands like CATL, EVE, ANC, GOTION, etc.

3. Check the apperance, a good quality cells looks much better.

4. To weigh the weight.

5. Test internal resistance and discharge current.

6. Keep discharge 10 minutes and feel the temperature.




48V 200Ah lithium battery

How does SunArk produce batteries?


1.All materials prepared, including purchasing branded cells.

2.Cells organized in series and parallel

3.BMS debug according to different inverters

4.Wiring all cables inside battery

5.Charge and discharge test

6.Pack in special dangerous goods carton

7.Apply dangerous goods shipping certificates for delivery




     Q1: Is OEM supported?

     A:Yes, OEM service is supported with quantity over 50pcs, including customize logo,package and label;


     Q2: When is delivery time for bulk order?

     A:  The delivery time is 15 working days after order start.


     Q3: DDP door-to-door service acceptable?

     A:Yes sure, our forwarders can arrange DDP to most countries, our salesman will provide details for shipment.


     Q4: What about the warranty and how to claim?

     A:  Warranty is 10 years from customer receive the goods, our professional after-sales team will deal with all problems in warranty period.

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.