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Product Details:
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| Nominal Capacity: | 272AH | Nominal Voltage: | 3.2V |
|---|---|---|---|
| Internal Impedence: | ≤0.3MΩ | Cycle Life: | 3500 Times |
| MCC: | 272A | MCDC: | 272A |
| Net Weight: | 5.235±0.1KG | Single Package Size: | 175*73*205mm |
| High Light: | Lishen Lifepo4 Cells 3.2V 272ah,Solar 3.2V 272ah LiFePO4 Battery Cell,3.2V Lishen Lifepo4 Battery |
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1. What is lithium battery?
Lithium batteries can be roughly divided into two categories: lithium metal batteries and lithium ion batteries. Lithium-ion batteries do not contain metallic lithium and are rechargeable.
2. Lithium battery type with cathode material
| Cathode material | chemical composition | Nominal voltage |
Energy Density
|
Cycle life
|
cost | safety |
| LCO | LiCoO2 | 3.7 V | Medium | Low | High | Low |
| LMO | Li2Mn2O4 | 3.6V | Low | Medium | Low | Medium |
| LNO | LiNiO2 | 3.6V | High | Low | High | Low |
| LFP | LiFePO4 | 3.2 V | Medium | High | Low | High |
| NCA | LiNixCoyAl(1-x-y)O2 | 3.6V | High | Medium | Medium | Low |
| NCM | LiNixCoyMn(1-x-y)O2 | 3.6V | High | High | Medium | Low |
3. Large capacity 272AH lithium ion battery parameter
| No. | Item | Spec | Remark |
| 1 | Battery type | Lithium ion power cell | —— |
| 2 | Model | LS-272.0Ah | —— |
| 3 | Size | 71.45mm*173.8mm*207.05mm | Including terminal |
| 4 | Weight | 5235±100g | —— |
| 5 | Nominal capacity | 272.0Ah | —— |
| 6 | Nominal energy | 870.4Wh | —— |
| 7 | Working voltage | 2.5V~3.65V | —— |
| 8 | ACinternal resistance | ≤ 0.3mΩ | New battery,30%SOC,25±2℃ |
| 9 | DCinternal resistance | ≤ 1.0mΩ | 50%SOC,2C,10s,25±2℃ |
| 10 | Max working temperature | —— | |
| charging | 0℃ ~ 55℃ | ||
| discharging | -25℃ ~ 60℃ | ||
| 11 | Optimus working temperature | —— | |
| charging | 15℃ ~ 35℃ | —— | |
| discharging | 15℃ ~ 35℃ | —— | |
| 12 | Storage temperature | —— | |
| 1 Month | -40℃~ 45℃ | —— | |
| 6 Months | -20℃ ~ 35°C | —— | |
| *storage in 20%-40%SOC or 3.275V～3.305V | |||
4. Charging mode
|
Charging mode
|
SOC |
-20℃~0℃ |
0℃ ~5℃ |
5℃ ~15℃ |
15℃ ~35℃ |
35℃ ~45℃ |
45℃ ~55℃ |
|
MCCC |
0%~80% |
Unable to charge |
0.3I1 |
1I1 |
1I1 |
1I1 |
0.5I1 |
|
80%~100% |
Unable to charge |
0.2I1 |
0.8I1 |
0.8I1 |
0.6I1 |
0.3I1 |
|
|
Maximum pulse recharging current |
50%(30s) |
Unable to charge |
1I1 |
2I1 |
2I1 |
2I1 |
1I1 |
5. Discharging mode
|
Discharging mode
|
SOC |
-25℃~-10℃ |
-10℃ ~5℃ |
5℃ ~15℃ |
15℃ ~35℃ |
35℃ ~45℃ |
45℃ ~55℃ |
|
MCDC |
20%~100% |
1I1 |
1I1 |
1I1 |
1I1 |
1I1 |
0.5I1 |
|
0%~20% |
0.5I1 |
0.8I1 |
0.8I1 |
0.8I1 |
0.8I1 |
0.3I1 |
|
|
Maximum pulse Discharge current |
50%(30s) |
2I1 |
2I1 |
2I1 |
2I1 |
2I1 |
1I1 |
6. discharge capacity in different temperature
| Temp | -20℃ | -10℃ | 0℃ | 25℃ | 60℃ |
| charging current | 1I1 | 1I1 | 1I1 | 1I1 | 1I1 |
| Discharging capacity | ≥204Ah | ≥217.6Ah | ≥244.8Ah | ≥272Ah | ≥258.4Ah |
7. Storage performance
| Storage condition |
Charge retention rate |
Capacity recovery rate |
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| Temp | SOC | Time | ||
| 55℃ | 100% | 7days | ≥92% | ≥95% |
| 25℃ | 100% | 28days | ≥92% | ≥95% |
| 45℃ | 50% | 28days | - | ≥90% |
8. Cycle life
| Item | Cycle life | condition |
| Nominal cycle life | ≥3000 times | 25℃, standard charge and discharge, discharge capacity attenuates to 217.6Ah |
| Cycle life in high temp | ≥2000 times | 45℃, standard charge and discharge, discharge capacity attenuates to 217.6Ah |
9. Application
About the Transportation&Delivery
1. Shippment to USA:By sea+Express(DDP,Tax free)
ETD:5-8 days
ETA:25-35 days after sailing(This is the delivery time for most orders. Please wait patiently or contact us online)
The tracking will be updated after pick up by local express.Usually it will take around 15-25 days after sailing.
2. Shipment to EU:By railway+Express(DDP,Tax free).Except Switzerland,Romania
ETD:5-8 days
ETA:30-45 working days after shipping(This is the delivery time for most orders. Please wait patiently or contact us online)
The tracking will be updated after pick up by local express.Usually it will take around 25-40 working days after shipping.
3. We can't deliver the following address directly:
USA: Military address and PO box address are not acceptable;
Puerto Rico, Virgin Islands, Guam, Alaska Note: Hawaii does not include customs duties and requires additional freight, Please contact us online.
Portugal: Azores and Madeira
Spain:Canary Islands, hueda and melilia
Russia: Kamchatka Peninsula
Other:Some remote areas not listed,Please provide shipping address and zip code to to us to check.
About US
Changsha Deligreen Power Co.LTD,founded in 2010,is a "Green Energy Solution Service Provider".
Newest technology,new idea,heard-working and honest people.
Focus on lithium rechargeable battery,BMS,Balancer,charger and relative products.
Main application:electric bicycle,scooter,motorhome,AGV,solar/wind system,Energy storage system,truck and so on.s:
We promise"real"lithium capacity
We promise“100%“ refund for any quality problem
We promise”100%“ replacement for any shipping damage
We promise lifetime fast technical supportCustomers‘ satisfaction is our endless pursuing.
FAQ
Q: What is the life expectancy of a Lithium battery?
A: The typical estimated life of the Lithium Iron Phosphate (LiFePO4) battery is 5-15 years or 2000 to 8000 charge cycles. One charge cycle is a period of use from fully charged, to fully discharged, and fully recharged again.
Q: 1. Where can I get the price?
A: Please Click Contact Now or Request a Quote. We will offer you the best quote in 24 hours after we get
the product specifications such as voltage capacity application etc.
Q: How can you guarantee your quality?
A: Normally we will send you a sample to confirm everything first. We will make the big order exactly
the same as you request. And we offer 1 year warranty for small battery packs, 2-3 years for battery
Q: What is your term for payment?
A: We accept T/T,L/C,Paypal, Western Union,Money Gram,Ali Express,Cash,etc.
Q: What kind of certificates do you have?
A: We can provided CE,ROHS,MSD,SHIPPING CERTIFICATIONS.
Contact Person: Leo Zeng
