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product gt 48v 280ah 300ah for powerwall solar lithium battery pack 14kwh 15kwh solar energy system can 48v 280ah lifepo4 energy storage-1

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GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage
GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage

GT 48V 280Ah 300Ah for Powerwall Solar Lithium Battery Pack 14Kwh 15Kwh Solar Energy System CAN 48V 280Ah LiFePO4 Energy Storage

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Product Description
product gt 48v 280ah 300ah for powerwall solar lithium battery pack 14kwh 15kwh solar energy system can 48v 280ah lifepo4 energy storage-2
Products Description
Grandtech lithium-ion battery factory specializes in 48V/51.2V energy storage LiFePO4 batteries.Grandtech uses only the highest-quality raw materials from leading manufacturers such as CATL and EVE for the production of 48V/51.2V solar lithium battery packs, ensuring that our batteries achieve a cycle life of over 8,000 times.
Our batteries are equipped with a built-in BMS, enabling seamless communication with top inverter brands like Victron, DEYE,Growatt, SMA, Sofar, Goodwe, Pylontech, Luxpower, Solis, SRNE, Voltronic, and others.Additionally, our batteries feature Bluetooth and computer monitoring functions, allowing real-time health checks of the battery.
product gt 48v 280ah 300ah for powerwall solar lithium battery pack 14kwh 15kwh solar energy system can 48v 280ah lifepo4 energy storage-3

Advantages:

◇Modular, compact, and lightweight design
◇One-key switch for easy operation
◇Supports long-term charge/discharge cycles with 8000 cycles @ ≥80% capacity retention
◇Advanced multi-level energy consumption management
◇High-performance processor and premium international components
◇Multiple communication interfaces: RS485, RS232, CAN
◇Highly compatible BMS for seamless integration with energy storage and hybrid inverters
product gt 48v 280ah 300ah for powerwall solar lithium battery pack 14kwh 15kwh solar energy system can 48v 280ah lifepo4 energy storage-4
Specification
Model
GT-FL15KW
Nominal voltage
51.2V
Nominal capacity
280A h/14336Wh
Cell type
LiFePO4
Charging cut-off voltage
57.6V
Discharge cut-off voltage
43.2V
Max-continuous discharge current
200A
Instantaneous discharge current
400A
Display
LCD or touchscreen display screen
Standard charging current
<100A
Standard discharge current
100A
Storage temperature
0℃ ~60℃
Operating temperature
﹣20℃ ~60℃
Design life
10 Years
Cycle life
>8000 90%DOD
Battery pack size
500*260*932mm
Battery pack N.W./G.W.
135kg/157kg
Communication interface
CAN/RS232/RS485
Cooling method
Air cooling/active balancing
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Company Profile
product gt 48v 280ah 300ah for powerwall solar lithium battery pack 14kwh 15kwh solar energy system can 48v 280ah lifepo4 energy storage-13
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FAQ
Q1: How long do GRANDTECH batteries last?
Up to 8,000 cycles with recommended 80–90% depth of discharge for maximum lifespan.
Q2: Are GRANDTECH batteries safe?
Yes. They use stable LiFePO₄ chemistry and feature a smart BMS that protects against overcharge, over-discharge, short
circuits,and temperature extremes.
Q3: What temperature range do the batteries support?
They operate reliably between –20°C and 60°C. For charging below 0°C, reduced charging current is advised.
Q4: Are these batteries compatible with most inverters?
Yes. Compatible with about 80% of mainstream inverters and charge controllers.
Q5: Can I expand the battery system later?
Yes. Up to 16 battery units can be connected in parallel for easy capacity expansion.
Q6: What are the common applications for GRANDTECH batteries?
Widely used in off-grid solar, telecom backup, home energy storage, RV/marine power, and data centers.
Q7: Do you offer OEM/ODM services?
Yes, we provide customization options including branding, BMS settings, and packaging.
Q8: What logistics and shipping options are available?
We offer global shipping via air freight, sea freight, and express courier (DHL, FedEx, UPS) with secure packaging.
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