Gold Member Since 2009
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OptimumNano Energy Co., Ltd.

LiFePO4 Battery, Solar Battery, UPS Battery manufacturer / supplier in China, offering Deep Cycle LiFePO4 12V 250ah Solar Battery, 5kwh Optimumnano Powerpack Powerwall Power Wall 5kw, Rechargeable 12V 20ah Lithium Battery Pack for E-Scooter and so on.

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Supplier Homepage Product LiFePO4 for Solar/Wind Energy System Deep Cycle LiFePO4 12V 250ah Solar Battery

Deep Cycle LiFePO4 12V 250ah Solar Battery

FOB Price: US $1-10,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1-10,000/ Piece
Get Latest Price
Production Capacity: 1000pks/Day
Transport Package: 1. PVC Film 2. SLA Case 3. Customized
Payment Terms: T/T, Western Union

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Basic Info
  • Model NO.: OPT-12250
  • Usage: Car, UPS, Electric Power, Lighting, Electric Bicycle, Boat, Solar Storage
  • Discharge Rate: Medium Discharge Rate
  • Rechargeable: Chargeable
  • Composed Type: 4s 50p
  • Size: 522*269*220mm
  • Working Temperature Range: -20--60degrees Celsius
  • Certification: CE,UL,RoHS,Tlc,PSE
  • Trademark: OPTIMUMNANO
  • Origin: China Mainland(Guangdong)
  • Type: LiFePO4
  • Nominal Voltage: 12V
  • Shape: Square Battery
  • Capacity: 250ah
  • Weight: Abou 39 Kg
  • Standard Charge Current: 50A
  • Warranty: 2years
  • Long Life Cycle: More Than 2000 Cycles(1c)
  • Specification: CE, UL, RoHS, SGS, TS/16949 and ISO9001-2008
  • HS Code: 8507600090
Product Description
Deep Cycle LiFePO4 12V 250Ah Solar Battery 


12V 250Ah LiFePO4 main data: 


No
 


Item


 Data

1

Battery Model

3200Wh, 12V 250Ah LiFePO4

2

Cells and connection

32650, 3.2V 5Ah, 4S 50P

3

Battery Voltage

12.8V (Standard Working Voltage)

4

Standard Charge Voltage

About 14.6V

5

Discharge Cut-off Voltage

10V

6

Battery Capacity

250Ah

7

BMS Model

PCM(PCB style BMS)

8

Charge Current

50A (need 5hours to full charge,can design)

9

Max Continuous Discharge Current

50A (can design)

10

Peak Discharge Current

100A (can design)

11

Whole Battery Size

525*265*220±2mm Plastic Case Packing

12

Net Weight

 About 39kg


— — Features— —
1) Long cycle life: More than 2000 times (charge and discharge at 1C, 99% DOD).
2) High safety: No fire and explosion in overcharge test. The highest temperature <150° C.
3) Good charging and discharging performance.
(A)0.2C5A ≥ 100% (B)1C5A ≥ 99% ( C)2.5C5A ≥ 97%
4) High discharge rate up to 10C.
5) Environmental-friendly: All raw material of the batteries are environmental-friendly.
6) Wide working temperature range: -25° C to 60° C.




— — Application— —

1. Vehicles: Electric bicycle, golf car, electric wheelchair, electric scooter
2. Illuminate devices: Solar battery, miner lamp, solar street lamp, emergency light, electric torch, wind and solar system
3. Communication: Back-up electric supply, interphone
4. Power tools: Electric cropper, electric drill, electric saw, electric hammer, pump
5. Others: RC toy, small home appliance.



— — Service by us— —

1. Give you the specific battery pack within 24hours according to your requirements.

2. Professional: Professional technicians offer overall systematic service.

3. One-stop battery solution with battery cells, BMS, case and matching charger.

4. Beyond customer demand: To think more for customer, do better for customer and make customer more satisfied.

5. MOQ: 1 unit is ok for your first battery pack to be tested.

6. Warranty: 2years

7. Our solutions:



— — About Optimum Battery Co., Ltd. — —

1. The approved supplier of Universiade Shenzhen 2011, their 80% lithium battery offered by us.

2. As the professional and leading LiFePO4 battery manufacturer in China, we have a capacity of 1.25 MWh per day.

3. Established in 2001, Optimum Battery Co., Ltd is high-tech corporation with independent intellectual-property and core technologies, which is specialized in LiFePO4 and NI-ZN battery's R & D, production and management. Adjacent to Shenzhen Grand Industrial Park, and with an occupation about 20, 000 square meters, we have more than 1000 employees and over 50 senior engineers.


— — Why do you choose us? — —

1. Quick response to clients' enquiries within 24hrs

2. Tailor-made solution provided by our experienced team and professional engineers.

3. More than 12 years experience in producing battery products for various application.

4. Value quality and long-term cooperation to reach win-win relationship.

5. Quality System: ISO14001, ISO9001, TS16949, SGS

Certifications: UL, ETL, CE, RoHS, UN38.3, MSDS



— — Packing&shipping— —
It according to customer's need:
Packing:
Carton or wooden case
1. PVC film
2. SLA case
3. Iron case or aluminum alloy case
4. Customized

Shipping: International express, by air, by sea.
Shipping to: Worldwide

Payments: T/T in advanced or Western union.

MOQ: 1 unit is ok for your first battery pack to be tested.




OEM orders are welcome!

And different voltage and capacity pack is workable!

Please tell us your requirements.
Comparison between LiFePO4 and other batteries                   
Technical Parameter liCoO2 LiNiCoMnO2 LiMn2O4 LiFePO4 
Tap Density(g/cm3) 2.8~3.0 2.0~2.3 2.2~2.4 1.0~1.4 
Specific Surface Area(m2/g) 0.4~0.6 0.2~0.4 0.4~0.8 12~20 
Energy Density (mAh/g) 135~140 155~165 100~115 130~160 
Discharge Plateau (V) 3.63.53.73.2
Cycle Life ≥300 cycles ≥800 cycles ≥500 cycles ≥2000 cycles 
Environment Friendly Co contained Co, Ni contained Micro toxicity Innocuity 
Safety Performance Bad Normal Good Never catch fire or explode under extreme condition , safest 

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