Felicity Solar FLA48500TG2 25kWh LiFePO4 Battery Pack

Solar Battery and Lithium Battery StorageModel FLA48500TG2

Felicity Solar FLA48500TG2 51.2V 25kWh LiFePO4 Battery

Rated for 12,500W of continuous power and a 500A surge, the FLA48500TG2 is a 25kWh LiFePO4 pack in a narrow 570 x 250 x 980mm cabinet weighing 186.5 kg.

  • Nominal Energy: 25kWh
  • Nominal Voltage: 51.2V
  • Operating Voltage: 44.8-57.6V
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In stock

  • Delivered within 3 business days, door to door, to every market we serve.
  • Dispatched the same business day for an order placed before 21:00 (Dubai time), or the next business day after.
  • Delivery charge: AED 1,100
  • 5-year warranty
Full SpecificationsDownload datasheet (PDF)

Felicity Solar FLA48500TG2 51.2V 25kWh LiFePO4 Battery features

  • 12,500W of continuous charge and discharge power, equal to 250A on the 51.2V bus

  • 500A peak charge/discharge current for 15 seconds on the 51.2V bus

  • More than 6000 cycles published with its test conditions (25°C±2°C, 0.5C/0.5C, 90%DOD, 70%EOL); depth of discharge is rated separately at ≥95%

  • 25kWh of nominal energy in a 570 x 250 x 980mm body only 250mm deep

  • 186.5 kg unit weight against 219.5 kg once packed for transport

  • Charging from 0°C to +55°C and discharging from -20°C to +55°C, behind IP21 protection

About the Felicity Solar FLA48500TG2 51.2V 25kWh LiFePO4 Battery

The Felicity Solar FLA48500TG2 is a floor-mounted LiFePO4 battery holding 25kWh of nominal energy at 51.2V and rated for 12,500W of continuous charge and discharge power, or 250A. Its 15-second peak reaches 500A. Cycle life is published with the test conditions attached — >6000 Cycles (25°C±2°C, 0.5C/0.5C, 90%DOD, 70%EOL) — while depth of discharge is a separate rating at ≥95%. The body measures 570 x 250 x 980mm, only 250mm deep, and weighs 186.5 kg; packed for transport it weighs 219.5 kg. Charging is allowed from 0°C to +55°C and discharging from -20°C to +55°C. Fifteen packs on one bus reach 375kWh. Communication is RS485 and CAN, the display combines LCD and LED, protection is a built-in smart BMS with breaker and fuse, and the enclosure is rated IP21. Warranty is 5 Years. We are an authorised Felicity Solar distributor and supply the FLA48500TG2 from our own stock.

Specifications last updated 17 August 2026

Felicity Solar FLA48500TG2 51.2V 25kWh LiFePO4 Battery full specifications

Electrical(9)

Nominal Energy25kWh
Nominal Voltage51.2V
Operating Voltage44.8-57.6V
Max. Continuous Charge/Discharge Current250A
Peak Charge/Discharge Current (15s)500A
Max. Charge/Discharge Power12,500W
ScalabilityMax. 15 pcs in Parallel(375kWh)
Depth of Discharge (DOD)≥95%
Cycle Life>6000 Cycles (25°C±2°C,0.5C/0.5C,90%DOD, 70%EOL)

Mechanical(8)

Product Weight186.5KG
Package Weight219.5KG
Product Dimension570X250X980MM
Package Dimension1135X690X465MM ME
Battery TypeLiFePO4
CommunicationRS485/CAN
Display TypeLCD+LED
InstallationFloor Mounted

Environmental(4)

Protection DegreeIP21
Charging Temperature Range0°C~+55°C
Discharging Temperature Range-20°C~+55°C
ProtectionBuilt-in Smart BMS, Breaker, Fuse

Certifications(1)

  • UN38.3

Downloads & support

PDFThe manufacturer's sheet, to print or share

Frequently Asked Questions

What continuous power does the FLA48500TG2 handle?

12,500W of continuous charge and discharge power, which is 250A of continuous current at the 51.2V nominal bus voltage.

What surge can the FLA48500TG2 take?

500A for 15 seconds is the peak charge/discharge current, against 250A of continuous current.

How is the FLA48500TG2 cycle life measured?

More than 6000 cycles, published together with its test conditions (25°C±2°C, 0.5C/0.5C, 90%DOD, 70%EOL). The ≥95% depth of discharge is a different measurement altogether.

How much room does the FLA48500TG2 need?

570 x 250 x 980mm, a depth of only 250mm, at 186.5 kg for the unit and 219.5 kg once packed. Warranty is 5 Years.

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