5.12kWh Sunsynk X-Series battery

The Sunsynk X-Series 5.12kWh Battery is a compact, high-performance lithium iron phosphate storage solution designed for residential and small-scale hybrid systems. Designed for flexibility and reliability, this low-voltage battery is ideal for backup power, self-consumption optimisation, and load shifting in grid-tied or off-grid installations.

The 5.12kWh Sunsynk X-Series has an IP65-rated enclosure that supports both indoor and outdoor installations, making it well-suited to diverse installation applications.

With parallel scalability of up to 8 units (recommended ≤3), installers can easily expand system capacity as energy demands grow. Integrated CAN and RS485 communication, with optional Wi-Fi, enables seamless integration with Sunsynk hybrid inverters.

Key Specifications

  • Total Energy: 16.07kWh
  • Nominal Voltage: 51.2V
  • Operating Voltage Range: 43.2~57.6V
  • Charging Voltage: 55.2
  • Communication: RS485, CAN
  • Working Altitude: ≤2000m
  • Protection Level: IP65
  • Cycle Life: >6000 (25°C, 0.5C/0.5C, 90% DOD, 80% Remaining)

Product Benefits

  • Slim form factor and flexible mounting options (wall or floor) make it ideal for residential installations with limited space.
  • With 95% depth of discharge, the 5.12kWh Sunsynk X-Series battery maximises usable energy, improving system efficiency and end-user value.
  • Over 6000 cycles ensure long-term durability, reducing replacement frequency and lifecycle cost.
  • Start small and expand as needed—supporting up to 8 batteries in parallel for growing energy demands.
  • IP65 protection enables safe outdoor installations, reducing constraints during system design and deployment.
  • The 5.12kWh Sunsynk X-Series battery is compatible with Sunsynk hybrid inverters via CAN and RS485, with optional Wi-Fi for monitoring and remote management.

To activate the warranty on your units, please register them here: https://www.sunsynk.org/warranty

Please note: If you are based in South Africa, a valid Certificate of Compliance (COC) must be submitted with all required documentation. Incomplete submissions may result in unsuccessful warranty registration.

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