48V 10kWh LiFePO₄ Solar Battery for Replacing Diesel Generator Backup Power System

48V 10kWh LiFePO₄ Solar Battery for Replacing Diesel Generator Backup Power System

This product is not intended as a short-term UPS replacement alone.
It is better suited for solar systems where the battery cycles every day and gradually reduces dependence on unstable grid electricity or diesel generation.
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Description
Technical Specifications
Detail Showcase
Application

48V 10kWh LiFePO₄ Solar Battery for Replacing Diesel Generator Backup Power System

 

Blue Carbon Technology develops modular energy storage systems primarily for regions where diesel generators have long been used as a daily power source rather than emergency backup. In many solar installations, the objective is not only clean energy adoption but also reducing fuel dependency and operational uncertainty caused by generator-based electricity.

LiFePO₄ battery technology is selected in these systems mainly for operational stability over extended cycling. Under typical solar usage, batteries charge during daylight hours and discharge every evening. Compared with lead-acid batteries, lithium iron phosphate chemistry maintains capacity more consistently under repeated deep discharge conditions, making it suitable for systems expected to operate every day rather than occasionally.

 

In practice, many users begin with lead-acid storage or diesel generators. After several years of operation, three common issues usually appear:

  • Reduced usable battery capacity after frequent deep cycles
  • Increasing fuel and maintenance costs from generators
  • Interruptions caused by unstable grid availability

At this stage, system upgrades often shift toward 48V lithium storage platforms, allowing solar energy to function as a primary energy source instead of backup power.

The battery series is therefore designed around daily cycling behavior rather than standby operation.

 

System Operation in Typical Installations

A standard configuration includes:

PV Panels → Hybrid Inverter → 48V Lithium Battery → Loads

During daytime operation:

  • Solar generation supplies active loads directly
  • Excess energy charges the battery

During evening hours or grid interruptions:

  • Stored energy powers lighting, refrigeration, communication devices, and small commercial equipment.

This operating pattern means the battery experiences regular charge and discharge cycles, which influenced design priorities such as thermal stability, protection logic, and long service life.

 

BCT-UU 48-200 250 300

BCT-UU 48-200 250 300

BCT-UU 48-200 250 300

Supply & Cooperation

Available for:

solar installers

distributors

project procurement

OEM cooperation

Technical documentation and integration support available upon request.

production scale

professional certification

Details determine reliability. Every structural and electrical element is engineered with safety and durability in mind, reflecting our commitment to quality and customer protection above all else.

BCT-UU 48-200 250 300

BCT-UU 48-200 250 300

BCT-UU 48-200 250 300

For no city power areas, the battery pack can be charged by solar panels and used for night lighting; For the areas that city power is expensive, the battery pack can be charged during the electricity valley value period, and used at the peak power period; For the areas which power off from time to time, the battery pack can be used as UPS, to avoid information loss caused by sudden power outage.

BCT-UU 48-200 250 300

BCT-UU 48-200 250 300

Product Parameters

 

Model

BCT-UU 48-200

BCT-UU 48-250

BCT-UU 48-300

Basic Specifications

Nominal Capacity

200Ah/250Ah/300Ah

Nominal Voltage

48V (51.2V)

Electricity (kWh)

10.24kWh
12.8kWh
15.36kWh

Input

Full Charge Voltage

58.4V

Maximum Charging Voltage

60V

Input Voltage Range

58V-60V

Continuously Use Input Current

120A

Maximum Solar Panel Input Current

120A

Overcharge Delay Protection

1000ms

Output

Continuously Use Output Current

120A

Discharge Cut-Off Voltage

44V-46V

Over-Discharge Delay Protection

1000ms

Short Circuit Protection Delay

300us

Short Circuit Protection Recovery

Disconnect Load

Instant Start Current

120A

Battery

Cell Type

LiFePO4 Battery/LFP

Storage Temperature Range

Short-Term -20℃-40℃ (Within 1 Month)

Long-Term 10℃-35℃ (Within 1 Year)

Operating Temperature Range

-15℃-60℃

Recommended Temperature Range

10℃-40℃

Storage Humidity

≤75% RH

Atmospheric Pressure

Below the elevation of 5000m

Self-Discharge ( 25°C)

<3%/Month

Depth Of Discharge

>80%

C-rate Discharge

<0.8C

Cycle Life

>6000 times (<0.5C)

Other

Certification Standards

UN38.3/CE/MSDS

Warranty

10 years

Product Size

798±2×565±2×401±2mm

Package Size

903±2×671±2×451±2mm

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