Description
12V 400Ah Lifepo4 Battery 5120W Power Built BMS 250A Discharge Deep Cycle free Maintenance for Camper RV Van Energy Storage
Precautions :Price of ad is EXW price; Ask seller change the shipping fees for you to let you buy this battery and ship by sea. this battery only can ship by sea , this battery only can ship by sea ,this battery only can ship by sea ,this battery only can ship by sea ,!!! any shipping problem contact customer service!
We are battery pack manufacture , we accept OEM/ODM production. capacity & charge current & discharge current both can be adjusted!

(Attention : this 12v 400ah LiFePo4 battery pack cannot make in series , accept make in parallel)
normal solar energy storage battery models stocks in our store
lifepo4 12v 400ah H04F400 (model) specifications
1. 3.2V 200Ah prismatic cells , resistance <0.5mΩ ,max charge 0.5C,Max discharge 2C
2. BMS built 4S board , high quality , cells work voltage in 2.5V-3.65V, charge&discharge protection , short-circuit protection , higher & lower temperature protection, no balance function .
3. Cells connections 4S2P , make 12.8V 400AH 5120W . Max charge current 100A ,max discharge current 250A, working temperature :-20℃~50℃ ;
4. Alloy metal housing , bulit battery digital show ( capacity show, voltage show , temperature show );
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Hxx energy company has 11 years battery pack made experience. more parameters you want to understand please ask customer service!
Test 1: Charging , we use 14.6V 10A 5 pcs charge the battery 8 hours, and battery charged full capacity ,test battery voltage 13.8V disconnect the charger. the terminal of battery a little hot , test temperature 48 celsius;
Test 2: Discharging, we use 4 terminals discharge instrument ,each 25A amperes , it release 4 hours.
( Test environment: temperature, 29 celsius; location, manufacture lab)
Tip: The battery should be stored (more than 1 month) in a clean, dry and ventilated room with an ambient temperature of 0 ° C to 35 ° C. Avoid contact with corrosive substances, and keep away from fire and heat sources. Charge and discharge the battery every 6 months. Storage voltage is 3.20 ~ 3.31V (30 ~ 50%SOC).
Warning: DIY assembled when good protective measures, Wear protective goggles, insulated gloves. “+” on the case show positive,”-” on the case show negative , if not any speical description ,please remember.
These buyers who buy this battery, must agree that you are familiar with the safe use of lithium battery knowledge. Any brokens by human behaviours we wonot keep it in warrenty!
*We provide 12 months warranty* CE ,MSDS,UN38.3
If you want to do wholesales , contact seller for that .
Cells we will connect like this,
BMS board like this photo; click photo can buy bms in our store .
2. please choose the special lithium charger while charging lifepo4 battery; charge like the photo is on sale in our store; you can buy the charger we offered.
4 Battery some applications
RV Photovoltaic system ,garden lighting , farm lighting , UPS .
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5 Tips for battery
when you consider to buy our battery , you must know the knowledges of lithium battery.
6 Shipping
1. we usually send out battery by international commercial express, UPS ,FedEx ;but now battery belong to some dangerous goods in some countries , so we send them by special line .
2. It takes 5-10 days by express send to destination ( not including the Lead Time ) ,if send by special line may takes more than 20 days .
3. Battery goods belong to sensitive items , we produce the best battery , so welcome customer come to our warehouse
4. You can contact with seller for details shipping , do wholesale also can find the sea shipping .
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