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, 12V 50ah LiFePO4 Battery, Rechargeable Battery manufacturer / supplier in China, offering LiFePO4 12V50ah Battery, Starting Battery for E-Bus, E-Car, Hev, E-Boat, 40FT Long Range Battery Dricve Electric Bus From Opitmumnano China, Deep Cycle 9.6V 10ah Lithium Battery for LED Light and so on.

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Supplier Homepage Products LiFePO4 for Transportation (EV,HEV,e-bike,e-boat,etc) LiFePO4 12V50ah Battery, Starting Battery for E-Bus, E-Car, Hev, E-Boat

LiFePO4 12V50ah Battery, Starting Battery for E-Bus, E-Car, Hev, E-Boat

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Purchase Qty. / Reference FOB Price
10-999 Pieces US $1,000
1,000+ Pieces US $1
Production Capacity: 5000PCS/Day
Transport Package: Carton, Wooden
Payment Terms: L/C, T/T, Paypal, Western Union
Type: Lithium-Ion Battery Pack
Connection Mode: Series and Parallel
Rechargeable: Chargeable
Discharge Rate: Low Discharge Rate
Size: Small
Accessories Type: Battery

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Basic Info

Model NO.: OPT1250
Rated Capacity: >1000MAH
Standard Voltage: >12V
Usage: Electric Tool/Lawn Mower/ Electric Drill
Electrolyte: LiFePO4
Voltage: 12V
Capacity: 50ah
Cell: 32650
Battery Type: Cylindrical Lithium Iron Phosphate Battery
Trademark: OptimumNano
Specification: UL, CE
Origin: China
HS Code: 8507600090

Product Description

LiFePO4 12V50Ah Lithium Iron Phosphate Batteries
Environmental LiFePO4 12V50Ah battery, starting battery for E-bus, E-car, HEV, E-boat
Basic information about 12V50Ah
Rated capacity: 50Ah
Rated voltage: 12V
Max charge voltage: 14.6V
Cut-off voltage: 10V
Hi power charge and discharge rate: 5C
Terms of payment: T/T in advance
Terms of shipment: FOBShenzhen port
Certificates: UL, CE, ISO9001, NQA

More information about our products, please kindly visit our website

Advantages about this power starting battery:
1. Superior quality, high energy density, specific power is 2400W/kg;
2. Light, small; Lighter 60% than lead acid battery with the same size;
3. High stability and safey; Stable material and reasonable structure design of Optimum batteries ensure batteries not to burn and explode;
4. Superior performance of deep discharge, and charging and discharging with big rate; Instant discharge current is big, start performance at high and low temperature is good; Usable capacity is big, up to 99%, but traditional lead acid start-up batteries is 50%-60% in general.
5. Have active no-loss balance function, able to effectively control rising temperature.
6. High and low temperature performance is good: Work normally in -30° C- 60° C surroundings, no influence over its life and performance
7. Cycle times can be up to 2, 000, keeping 5-year life, with design of special protection function;
8. Good battery conformity, mature technics;
9. Competitive price and superior quality, highest cost-effective in lithium power batteries.
10. Green and environment-friendly: Main composition of LiFePO4 can be used as soil fertilizer after breaking up, high performance and no pollution.
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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