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

48V 50ah Lithium Battery, Rechargeable Battery, LiFePO4 Battery manufacturer / supplier in China, offering Deep Cycle 48V 50ah Lithium Battery Pack for Telecom/Solar, 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 UPS/Back-up/Telecom Deep Cycle 48V 50ah Lithium Battery Pack for Telecom/Solar

Deep Cycle 48V 50ah Lithium Battery Pack for Telecom/Solar

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $1,800/ Piece
Port: Shenzhen, China
Production Capacity: 1000pks/Day
Payment Terms: T/T, Western Union
Type: Lithium-Ion Battery Pack
Connection Mode: Series and Parallel
Rechargeable: Chargeable
Discharge Rate: Low Discharge Rate
Size: 460*442*88±2mm
Accessories Type: Chargers

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Basic Info

Model NO.: OPT-48050
Rated Capacity: 50ah
Standard Voltage: 48V
Usage: Telecom,Solar System,Back-up System,E-Boat, and So
Electrolyte: LiFePO4
Nominal Voltage: 48V
Nominal Capacity: 50ah
Weight: ~32kg
Expected Cycle Life: More Than 2000 Cycles
Max. Charge Voltage: 54.75V
Standard Charge Current: 8A
Peak Instant Discharge Current: 50A,
Max. Continuous Discharge Current: 25A
Peak Instant Discharge Time: 5 Seconds
Dimensions: 460*442*88±2mm/412*388*156±2mm
Transport Package: Strong Carton or Wooden Case
Specification: CE, UL, ROHS, C-tick, IEC, UN38.3
Origin: China Mainland(Guangdong)
HS Code: 8507600090

Product Description

48v 50ah lithium battery pack for Telecom/solar

Brief Introduction

OptimumNano always develop and produce 32650 cells to or assemble battery packs to satisfy the requirements of high performance and operational reliability of our customers. We also have the 14500/18650/22650/26650 cells to meet all your requirements.

Key Features

l  Attractive cycle life
l  Extended safety performance
l  Wide operating temperature range
l  Unrivalled high temperature performance
l  Green energy without metal contaminant
l  High capacity
l  Steady output voltage
l  Little self-discharge
l  Double safety protection
l  Withstanding very high level of vibrations and shocks

Specific Information:

Electrical Charateristics
Nominal Voltage48V
Nominal Capacity50Ah
(Max. at1000Hz)
Expected Cycle LifeMore than 2000 cycles

Mechanical Characteristics
 (2U steel rack with display and RS232 communication)
(steel case, without display and communication)

Operation Conditions
Charge MethodConstant Current/Constant Voltage
Max. Charge Voltage54.75V
Standard Charge Current8A
Charge Temperature 0ºC~45ºC
Max. Continuous Discharge Current25A 
Peak Instant Discharge Current50A, 
Peak Instant Discharge Time5 seconds
Discharge Cut-off Voltage37.5V
Discharge Temperature -20ºC~65ºC
Storage Temperature -20ºC~45ºC


1. Large-scale electric vehicles: Electric bus, electric car, E-Tour Car
2. Light electric car: E-bike, electric scooter, e-motor, electric golf car, forklift, cleanness car, electric wheelchairs
3. E-tool: Electric drill, electric saw, lawn mower and so on
4. Remote control cars, boat, aircraft, toys
5. Solar and wind power generation energy storage devices
6. Small medical equipment and portable equipment

Storage and Transportation:

1. Based on the character of cell, proper environment for transportation of LiFePO4 battery pack need to be created to protect the battery.
2. During transportation,50% SOC must be kept to ensure that short circuit, appearance of liquid in the battery or immersion of battery in liquid never occur.
3. Battery should be kept at -20ºC~45ºC in warehouse where it's dry, clean and well-ventilated.
4. During loading of battery, attention must be paid against dropping, turning over and serious stacking.

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