Gold Member Since 2009
Audited Supplier
OptimumNano Energy Co., Ltd.

LiFePO4 Battery, Lithium Ion Battery, Golf Cart Battery manufacturer / supplier in China, offering 48V 40ah LiFePO4 Battery for Backup Power, Wo-Power Box Rechargeable 7.2kwh Powerwall Energy Storage System, Wo-Power Box 7.2kwh Scalable Core Battery Energy Storage System Ess and so on.

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48V 40ah LiFePO4 Battery for Backup Power

Purchase Qty.:
(Pieces)
10-999 1,000+
FOB Unit Price: US $1,000 US $1
Purchase Qty. (Pieces) FOB Unit Price
10-999 US $1,000
1,000+ US $1
Get Latest Price
Production Capacity: 5000/Day
Transport Package: Customized Package
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: OPT-4840
  • Working Life: 18 Months
  • Color: White
  • Rated Voltage: 48V
  • Cut-off Voltage: 40V
  • Normal Charge Rate: 0.2c
  • Warranty: 24 Months
  • Specification: MSDS UN38.3
  • HS Code: 8507600090
  • Rated Capacity: 40 Ah
  • Certification: CE, UL
  • Terminal: PB
  • Max Charge Voltage: 58V
  • Normal Discharge Rate: 1c
  • Net Weight: 23kg
  • Trademark: OptimumNano
  • Origin: China
Product Description
The Lifepo4 battery we produce have the following advantages:

Wide variety of shapes and sizes efficiently fitting the devices they power.
No pollution
No memory effect.
High battery safety.
Long cycle life 2000 times
Light weight and small volume.
Low Battery Internal Impedance.
High Capacity and Stable Discharge Voltage.
Outstanding Discharge performance and Storage Capability.

Others:
24 months warranty
OEM are welcome.
The capacity according to your demand.
Any battery pack we produced were assembled by series and parallels of single battery cells, So you can also   buy single battery cells, and DIY according to your demands.
TypeVoltage (V)Capacity (Ah)Weight (g)Energy Density      (WH/kg weight ratio)Energy Density    (WH/L Volume Ratio)Discharge rateLife span(base on 1C discharge and charge rate
186503.21.439115270≤ 3C2000 cycles≥ 80%
26650-HP3.22.2808820010C~20C2000 cycles≥ 80%
26650-LP3.23.285120292≤ 3C2000 cycles≥ 80%
32650-LP3.25145110280≤ 5C2000 cycles≥ 80%
32650-LP3.25.5147120308≤ 3C2000 cycles≥ 80% 
32650-LP3.26150130336≤ 3C2000 cycles≥ 80%
 

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Mr. Robbin Shi
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