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Camper Trailer 12V 21Ah Lithium Battery 4S7P Grade A Battery Cell

Minimum Order Quantity : Negotiable Price : Negotiable
Packaging Details : Standard Packing Delivery Time : 15-30days
Payment Terms : T/T,L/C,Western Union,Paypal and MoneyGram Supply Ability : 1000 Pieces per day
Place of Origin: CHINA Brand Name: Benwei

Detail Information

Battery Module: IFR26650 Capacity: 21Ah
Voltage: 12.8V Net Weight: Around 2.75kg
High Light:

12V 21Ah Camper Trailer Battery


4S7P Camper Trailer Battery


12V 21Ah Lithium Battery

Product Description

Outdoor Weather Station System Lithium Battery


1. Super longevity. Its cycle over 2000 times which is 7-8 times of SLA;

2. Factory price, high quality;

3. Green energy, Non-toxic, non-polluting, a wide range of raw materials;

4. Factory price, Grade A battery cell quality ;

5. High-temperature over 70℃ protection.



Battery Module


Nominal Capacity


Nominal Voltage


Charge Cut-off Voltage


Discharge Cut-off Voltage


Max Charge Current


Continuous Discharge Current


Peak Discharge Current


Operating temperature

0℃~45℃(Charging:)/ -20℃~60℃(Discharging)



Net Weight

Around 2.75kg



Q: How can Manly guarantee the quality?

A: Always a pre-production sample before mass production; Always full Inspection before shipment.

Q: What services can Manly Battery provide?


1.Accepted Delivery Terms: FOB, CIF, EXW

2.Accepted Payment Currency: USD;

3.Accepted Payment Type: T/T,L/C,Western Union;

4.Language Spoken: English

Q: Are Manly Battery a factory or trading company?

A: We are manufacturer, our own factory with automatic equipment

Q: Can I have a sample order for Battery?

A: Yes, we welcome sample orders to test and check quality.

Q: Do you have MOQ for Your Batteries?

A: We want to support our customers without an MOQ request for natural orders.

Advantages of LifePO4 battery:
1. Green energy, Non-toxic, non-polluting, a wide range of raw materials, cheap
2. Long life cycle over 2000 times;
3. It without heavy metals and environment friendly.
4. Maintenance free
5. Internal BMS with full protection, the battery has high voltage protection with higher reliability.
6. No memory effect
7. High-temperature performance is good
9. High safety, no explosion, no fire
10. Low self-discharge rate,≤3%/month
Why choose us?
We do custom batteries according to your request.
Voltage from 3.2v to 48v
Capacity from 600mah to 150ah
Discharge rate: normal, 2C,3C,5C,10C,20C, etc.
We can customize the battery for you, send an inquiry with the below information now!
Battery information Appliance information
Size Appliance name
Capacity Normal working current
Cable length Peak current
Connector Working voltage range
Application: Toys, Power Tools, Home Appliances, Consumer Electronics, BOATS, Golf Carts, SUBMARINES, Electric Bicycles/Scooters, Electric Forklifts, electric vehicles, Electric Wheelchairs, Electric Power Systems, Solar Energy Storage Systems, Uninterruptible Power Supplies

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