Guangdong, China
Business Type:
Manufacturer/Factory & Trading Company
Year of Establishment:
Management System Certification:
ISO14001:2004, OHSAS18001:2007
Main Markets:
North America, Europe, Australia
International Commercial Terms(Incoterms):
OEM/ODM Service
Sample Available
MEI Awards
Spanish Speaker

LiFePO4 Battery, Lithium Ion Battery, Golf Cart Battery manufacturer / supplier in China, offering 48V 40ah LiFePO4 Battery for Backup Power, 40FT Long Range Battery Dricve Electric Bus From Opitmumnano China, Deep Cycle 9.6V 10ah Lithium Battery for LED Light and so on.

Gold Member Since 2009
Audited Supplier

48V 40ah LiFePO4 Battery for Backup Power

Get Latest Price
Purchase Qty. / Reference FOB Price
10-999 Pieces US $1,000
1,000+ Pieces US $1
Production Capacity: 5000/Day
Transport Package: Customized Package
Payment Terms: L/C, T/T, Paypal, Western Union
Rated Capacity: 40 Ah
Working Life: 18 Months
Certification: CE, UL
Color: White
Terminal: PB
Rated Voltage: 48V

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Basic Info

Model NO.: OPT-4840
Max Charge Voltage: 58V
Cut-off Voltage: 40V
Normal Discharge Rate: 1c
Normal Charge Rate: 0.2c
Net Weight: 23kg
Warranty: 24 Months
Trademark: OptimumNano
Specification: MSDS UN38.3
Origin: China
HS Code: 8507600090

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.

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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