Lifepo4 12V 250AH 3200W free Maintenance



In stock

SKU: 32784507487 Category:


We are battery pack manufacture , we accept OEM/ODM production. capacity & charge current & discharge current both can be adjusted!

We accept custom bluetooth function for battery!

(Attention : this 12v 250ah LiFePo4 battery pack cannot make in series , accept make in parallels,mean 2 pcs can reach 12v 500ah ,3 pcs can reach 12v 750ah, eyc….)

Normal solar energy storage battery models stocks in our store

12v 250ah H04F250 (model) specifications charts for example:

3.2v Single Cell Specification





Rated voltage(V)


Typical Impedance (mOmega)


Battery positive material


12V Battery Packs Parameters

Combination method


Minimal capacity


Nominal voltage


Max. charge voltage


Discharge cut-off voltage


Max Charge current


Max Discharge current


Internal resistance

≤10 mΩ

Weight (Approx.)


Max. dimension(LtimesWtimesH)(mm)


Operating temperature

Charge temperature


Discharge temperature


4 Strings

Protection Board (BMS)

Single cell over-charge cut-off voltage


Over-charge release voltage


Single cell under-discharge cut-off voltage


Discharge release voltage


Over-discharge cut-off current


Over-discharge cut-off current delay


Short-circuit protection


Short-circuit protection delay


Condition for the recovery of over-current and Short-circuit


Balance current


1. H04F250 assembly by 3.2v 125ah lifepo4 cells 8 pcs , 4 strings& 2parallels ; newly cells , we choose same voltage cell and assemble them.

2. Rated Capacity 12.8v 250ah battery , 3200W; Max charge current it is 120A , max. discharge current it is 250A

3. Housing size is 523mm*238mm*218mm ; handles 20 mm width .

4. BMS built inside protect each cells , over charge & discharge voltage ,short circuit protection , low temperature & high temperature protection ;

we accpet customize bluetooth bms .

Ask customer service if want to know more specifications.

Tips : We offer the full capacity battery pack , we are the 11 years experiences manufacturer . 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!

Safety Reminder: 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.

1. Internal Structure of the battery H04F250

busbars connect each cells and paste the cables stably.

bms built , 4 pcs cells connect by alloy busbars, click the photo can get the link to buy the cells .

BMS board like this photo; click photo can buy bms in our store .

2. please use the charger we suggested to charge the battery

and please do it according to the points on the charger ,

3 Battery some applications working principle diagram

RV Photovoltaic system ,garden lighting , farm lighting , UPS .

4. Stocks of our products

batteries in stock

testing batteries

5 .Cautions

when you consider to buy our cells , you must know the knowledges of lithium battery.

Failure to read the following items may result in battery leakage, explosion, or fire.
— Do not put the battery into water or get it wet;
— Do not use or store batteries near heat sources such as fire or heaters;
— Please use the original charger;
— Do not reverse the positive and negative poles;
— Do not connect the battery directly to a wall outlet or a car cigarette lighter socket;
— Do not throw the battery into fire or heat the battery;
— It is forbidden to short the positive and negative terminals of the battery with wires or other metal objects. It is forbidden to transport or store the battery together with necklaces, hair clips or other metal objects;
– prohibiting impact, throwing or subjecting the battery to mechanical shocks;
– Do not pierce the battery case with nails or other sharp objects, and prohibit hammering or pedaling the battery;
– Direct soldering of battery terminals is prohibited;
– prohibiting the decomposition of the battery in any way;
– Do not charge the battery under fire or extreme heat.
Failure to read the following items may result in battery leakage, explosion, or fire.
– Do not place the battery in a microwave or pressure vessel;
– It is forbidden to use in combination with primary batteries (such as dry batteries) or batteries of different capacities, models and varieties;
— Do not use if the battery emits odor, heat, deformation, discoloration, or any other abnormality; if the battery is being used or charged, immediately remove it from the appliance or the charger and stop using it;
— The battery should be kept out of reach of children. If the child accidentally swallows the battery, seek immediate medical attention.
— if the battery leaks or emits an odor, remove it immediately from an open flame;
Leaked electrolyte may cause fire or explosion;
— If the electrolyte enters the eye after the battery leaks, do not rub it, apply water rinse, and seek medical assistance immediately. If left untreated, your eyes will be hurt.
Do not use batteries in extremely hot environments, such as in direct sunlight or in hot days. Otherwise, the battery may overheat and may catch fire (ignition), which will affect the performance of the battery and shorten the battery life.
Use the battery only under the following conditions, otherwise it will reduce the performance of the battery or shorten the battery life. Using the battery outside of this temperature range may cause overheating, explosion, or fire.
We offer the full capacity battery pack , we are the 11 years experiences manufacturer .

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 .

Additional information

Brand Name



28 KG



Model Number


Nominal Capacity



RV, Energy Storage






ABS case



Working Voltage


Max Charge Current


Max Discharge Current


Norminal Capacity

12.8V 250A


Built 4 Strings


newly 3.2V 125AH lifepo4

Cells Connection


Other Applications

Camper, telecom base, Solar system base


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