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Haisic 15.6kWh 51.2V 305Ah LiFePO4 Home Energy Storage Battery with Smart Touchscreen

$4,199.00 USD $4,999.00
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  • 15,616Wh Massive Capacity: High-capacity energy storage designed to power homes, solar systems, and backup applications.
  • 51.2V 305Ah LiFePO4 Battery: Built with automotive-grade lithium iron phosphate cells for safer and more reliable energy storage.
  • 3.5-inch Smart Touchscreen: Real-time monitoring of battery status, energy flow, and system operation with an intuitive display.
  • 6000+ Cycle Life: ＞6000 cycles at 0.5C, 25℃, and 80% DOD for long-lasting home energy storage performance.
  • 200A High Current Output: Supports up to 200A charging and discharging for high-power household applications.
  • Solar & Inverter Compatible: Compatible with leading inverter brands including Growatt, GoodWe, Sol-Ark, SRNE, and DEYE.
  • Smart BMS & EMS Protection: Provides intelligent protection against overvoltage, undervoltage, overcurrent, overheating, and short circuits.
  • Expandable Energy Storage: Supports parallel connection for flexible capacity expansion as energy requirements grow.
  • Certified Safety Standards: Certified with CE, FCC, RoHS, MSDS, and UN38.3 for reliable quality and compliance.
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TOP EV-GRADE LiFePO4 CELLS

Built with premium EV-grade LiFePO4 cells, this battery delivers exceptional safety, stability, and longevity. Rated for 4000+ cycles at 100% DOD, it provides reliable power for RVs, marine electronics, off-grid systems, and outdoor adventures.

Low-Temp Protection for Long-Term Reliability

The battery automatically stops charging below 32°F (0°C) and discharging below -4°F (-20°C), then safely resumes charging at 41°F (5°C)—helping protect the battery and extend cycle life.

Lighter, Stronger, More Durable

At only 55.69 lbs, this battery is 57% lighter than a comparable lead-acid battery while delivering 3840Wh of usable energy. With a 10-year lifespan and 4000+ cycles, it provides longer-lasting power with less weight and maintenance.

200A Smart BMS Protection

The battery integrates a self-developed 200A Smart BMS for stronger power delivery, enhanced system protection, and long-term reliability. Equipped with 20+ advanced safety protections against overcharging, over-discharging, overcurrent, short circuits, and extreme temperatures, it ensures safe and dependable performance for RV, solar, marine, and off-grid applications.

Power That Grows With You

Expand from a single battery to a powerful 4P4S energy system as your needs evolve.

Adventure without limits.

Ready when the grid isn't.

Built for bigger projects.

Why Choose Our Batteries?

Certified safety and performance, proven cost savings, 5-year warranty protection, and fast US warehouse shipping with 24/7 support.

SPECS

BATTERY

Battery Type：LiFePO4
Rated Voltage：51.2V
Rated Capacity：305Ah
Rated Energy：15616Wh
Voltage Range：44.8V - 56V
Cycle Life：＞6000 Cycles (0.5C @ 25℃, 80% DOD)
Display：3.5-inch Touchscreen
Communication Port：RS485 / CAN
Certification：CE, FCC, RoHS, MSDS, UN38.3
Installation：Floor Standing

POWER

Recommend Charge Current：100A
Max Charge Current：200A
Max Discharge Current：200A
Charge Voltage Range：56V - 57.6V
Cut-off Voltage：44.8V

SAFETY

Protection System：Smart BMS & EMS
Safety Protection：Over Voltage / Over Current / Over Temperature / Short Circuit

OTHERS

Product Size：500×233×810mm (Without Base)
Approx. Weight：≈117.5kg
Terminal：M8
Compatible Inverter：Growatt, GoodWe, Sol-Ark, SRNE, DEYE
Expansion：Parallel Connection Supported
Application：Home Solar Storage / Backup Power / Off-grid

FAQ



  • This battery provides 15,616Wh (15.6kWh) of energy storage capacity with a 51.2V 305Ah LiFePO₄ battery system, designed to support daily household power needs, solar energy storage, and backup power applications.

  • The battery delivers more than 6,000 cycles (0.5C @ 25℃, 80% DOD), providing reliable long-term performance for residential energy storage systems.

  • Yes. This battery can be integrated with solar energy systems to store excess solar power during the day and provide energy when needed, helping improve energy independence and reduce electricity costs.

  • This battery supports communication with many popular inverter brands, including Growatt, GoodWe, Sol-Ark, SRNE, and DEYE. Please confirm inverter compatibility before installation.

  • Yes. Multiple battery units can be connected in parallel to expand storage capacity according to your energy requirements.

  • Yes. The battery uses LiFePO₄ chemistry, known for excellent thermal stability and safety. The integrated BMS and EMS protection system helps prevent overvoltage, overcurrent, overheating, and short circuits.

  • Yes. The battery features a 3.5-inch touchscreen display that allows users to monitor important system information and battery status easily.

  • Yes. With its 15.6kWh large capacity and up to 200A discharge capability, it can provide reliable backup energy for essential household appliances during power interruptions.

  • This floor-standing energy storage battery is suitable for residential applications such as homes, villas, solar backup systems, off-grid living, and small commercial energy storage projects.

  • The battery is certified with CE, FCC, RoHS, MSDS, and UN38.3, meeting important safety and transportation compliance requirements.