Epever MPPT Xtra-4210N Solar Charge Controller 40A, 12/24V

40A, 12/24V Auto Voltage, High Efficiency, Programmable

This XTRA-4210N with the ability to work with different display units (XDB1/XDS1 /XDS2). It also adopts the water-proof design with more professional protection chip for the communication port to provide reliability and meeting the different requirements.




  • Optional LCD display units (XDB1/XDS1/XDS2)
  • Full-load operation without any drop in capacity within the range of working environment temperature
  • Dustproof and waterproof design with IP32★class
  • International famous brands of ST and IR’s components of high quality and low failure rate are used, which can ensure the product’s service life
  • The communication port adopts professional protection chip, which can provide 5VDC power supply, and has over-current and short-circuit protection.
  • Advanced MPPT technology, with efficiency no less than 99.5%
  • Ultra-fast tracking speed and guaranteed tracking efficiency
  • Advanced MPPT control algorithm to minimize the maximum power point loss rate and loss time
  • High quality components, perfecting system performance, with maximum conversion efficiency of 98%
  • Accurate recognition and tracking of multiple-peaks maximum power point
  • Automatic limitation of the charging power and current
  • Wide MPP operating voltage range
  • Compatible with lead-acid and lithium-ion batteries
  • Battery temperature compensation function
  • Real-time energy statistics function
  • Overheating power reduction function
  • Multiple load work modes
  • With RS-485 communication bus interface and Modbus communication protocol, it is available to meet various communication requirements in different situations.
  • Monitor and set the parameters via mobile phone APP or PC software
  • Extensive electronic protection
  • ★3-Dustproof:It can prevent any solid foreign objects with the diameter larger than 2.5mm from invading;
  • 2-Waterproof: When tilted for 15°, it still can prevent any water droplets from immerging.



  • PV Over Current
  • PV Short Circuit
  • PV Reverse Polarity
  • Night Reverse Charging
  • Battery Reverse Polarity
  • Battery Over Voltage
  • Battery Over Discharge
  • Battery Overheating
  • Lithium Battery Low Temperature
  • Load Short Circuit
  • Load Overload
  • Controller Overheating
  • TVS High Voltage Transients

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