Discount China DDP 51.2V 300Ah 350Ah LiFePO4 Battery 15kWh 17.5kWh - Durable, Long-life, Grade A Battery from Top Suppliers & Factory Manufacturer, Factories

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In a disposable world, durability has become a rare luxury. Our Long-Lasting Legacy battery stands out by emphasizing exceptional endurance and an extended cycle life, embodying the Buy It for Life philosophy. As one of the leading battery suppliers from China, we recognize the overwhelming presence of cheap and inferior batteries that fail within a few years, leaving consumers with useless bricks. Our product serves as a strong counter to planned obsolescence, showcasing quality and reliability. Manufactured in our state-of-the-art factory, our battery is designed to last, ensuring it remains a dependable power source for years to come.

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Product Description

Product Parameters

Caster-type Energy Storage Lithium Battery - Parameter Table
Model LXL4-10 LXL4-12.5 LXL4-15 LXL4-16 LXL4-17.5
Cell Type Lithium Iron Phosphate (16S1P)
Standard Voltage 51.2V (DC)
Voltage Range 46V - 58.4V (DC)
Cell Capacity 200Ah 250Ah 300Ah 314Ah 300Ah
Installed Capacity 10kWh 12.5kWh 15kWh 16kWh 17.5kWh
Communication RS232 / RS485 / CAN / Bluetooth / WIFI
BMS Protection Overcharge / Overdischarge / Short circuit / Overcurrent / Overtemperature protection
Max Charging Current ≤100A ≤150A
Max Discharging Current ≤200A ≤200A
Operating Temp Charging: 0 - 55℃ | Discharging: -20 - 60℃
Cycle Life ≥8,000 cycles @ 85% DOD & 25℃
Warranty 10 Years
Dimensions 825*440*280mm
IP Rating IP54
Parallel Support Up to 16 units in parallel
Compatible Inverters
  • Sungrow / Ginlong Solis / Growatt / GoodWe / Deye / Solplanet / Victron
  • MUST Solar / Maysun / Sunways / Sunforce / RCT Power / Chint Power
  • SAJ / KSTAR / Sinexcel / SINENG / Hypontech / Livoltek
Customization Dimensions, capacity, interfaces, IP rating, and high-altitude adaptation (up to 3000M)

Endurance & Reliability

This narrative is built on trust, longevity, and generational value. Our battery systems are engineered to withstand thousands of charge cycles, operating efficiently in extreme temperatures while maintaining capacity over a decade or more. Investing in this technology is an investment in long-term reliability. By focusing on the "cost per use" rather than just the upfront price, we provide a product that serves as a foundational energy bedrock for your home or business. It is designed to protect through different life stages, building a reputation for resilience and quality. When you choose our energy storage solutions, you are choosing a partner that delivers consistent power year after year, ensuring your energy independence never falters.

Frequently Asked Questions

What is the expected lifespan of this lithium battery?
The battery is designed for extreme longevity, offering ≥8,000 cycles at 85% Depth of Discharge (DOD). This ensures reliable performance for over 10 years, backed by a comprehensive 10-year warranty.
Which inverter brands are compatible with this system?
Our battery system is highly versatile and compatible with major global brands including Sungrow, Solis, Growatt, GoodWe, Deye, Victron, MUST Solar, and many others.
Can I expand my energy storage capacity later?
Yes, the system is fully modular and supports parallel connection of up to 16 units, allowing you to scale your energy storage capacity as your power requirements increase.
What safety protections does the BMS provide?
The integrated smart BMS provides multi-layered protection, including safeguards against overcharge, over-discharge, short circuits, overcurrent, and extreme temperature fluctuations to ensure system stability.
Is the battery suitable for harsh environmental conditions?
Absolutely. With an IP54 rating and an operating discharge range from -20°C to 60°C, it is built for varied climates. Customization for high-altitude use (up to 3000M) is also available upon request.
What makes this battery a better long-term investment?
By focusing on "cost per use" rather than just the initial price, our battery offers superior value. Its resilience and slow degradation rate mean it serves as a stable, foundational power source for decades.

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