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Help CenterFree Maintenance 12v 50ah Lithium Ion Battery for Back-Up System
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Free Maintenance 12v 50ah Lithium ion Battery for Back-Up System
&Normal performance
1. Components: LiFePO4--lithium Iron Phosphate
2. Composed Type: 4series- 2parallels connection
3. Rated voltage: 12.8V
4. Rated capacity: 50 ah
5. Max. Charge Voltage: 14.6 V
6. Cut-off Voltage: 10V
7. Standard Charge Current: 10 A
8. Standard Charging Time: 5 h
9. Size: 197*165*169mm or customized
10. Weight: About 7 kg
11. Package: Plastic case or PVC film
12. Working temperature range: -20--60degrees Celsius
&Features:
1. Safety: Currently the safest lithium battery, CE UL approved, none fire, none explosive.
2. Environment friendly, no toxic material contained.
3. Powerful: HP battery can discharge in 15c-20c.
4. Long life cycle, more than 2000 cycle within 1c discharge.
5. No memory effect: Can be recharged any time, no reduction of capacity.
6. Broad operation temperature -20---60 centigrade.
7. Small in size and light in weight.: Compare with our battery, 1/2 size of lead acid battery, 70% size of Ni-MH ni-CD battery. 1/2 weight of lead acid battery.
&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.
&Packaging & Delivery
Packing case: 1. PVC film 2. Epoxy board+ PVC film 3. SLA case 4. Customized
Delivery Detail: 15-25days
Warranty: 1years
&Shipping & Payments
Shipping and handling:
Item location: Shenzhen, Guangdong, China (Mainland)
Shipping to: Worldwide
Payments: T/T in advanced
| 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) | 3.6 | 3.5 | 3.7 | 3.2 |
| 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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