• AC Coupler

AC Coupler

  • Features
  • Specifications
  • Selection table
  • Classic Case
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Features of AC Coupler


  • Compatible lithium battery and lead-acid battery.

  • Wireless communication, flexible control and monitoring system through APP.


  • No fan design, IP65 Protection Level.

  • Battery and AC electrical isolation, safe and reliable.


  • Full power charging and discharging current of battery can reach 100A.

  • Off-grid, grid-connected dual output.

  • Out-of-network THDU is better than 3%, with inductive load.

AC Coupler Topology

AC Coupler Topology

AC Coupler Topology

Application Scenario

Application Scenario

Selection Table of AC Coupler

Battery input data
Battery typeli-ion or lead-acid
Nominal battery voltage48V
Max. charging voltage≤60V(configuarable)
Max. charging current75A
Max. discharging current75A
Battery capacity50Ah~2000Ah
Charging strategy for li-ion battery

Self-adaption to BMS

AC output data (on-grid)
Nominal power output3680W5000W
Max. apparent power output3680VA5000VA
Max. apparent power from utility grid7360VA9200VA
Nominal output voltage230V
Nominal output frequency50Hz/60Hz
Max. AC current output16A22.8A
Max. AC current from utility grid32A40A
Output power factor~1(adjustable from 0.8 leading to 0.8 lagging)
Output THDI (@nominal output)<3%
AC output data (back-on)
Max. output apparent power3680VA5000VA
Peak output apparent power4416VA,10秒5500VA,10秒
Automatic switch time<10ms
Nominal output voltage
Nominal output frequency50/60Hz(±0.2%)
Max. output current16A22.8A
Output THDV (@linear load)<3%
Max. efficiency99.5%
Anti-islanding protectionintegrated
Output over current protection
Output short protectionintegrated
Output over voltage protectionintegrated
General data
Operating temperature range-25~60℃
Relative humidity0~95%
Operating altitude≤4000m
Coolingnatural convection
User interfaceLED & APP
Communication with BMSRS485; CAN
Communication with meterRS485
Communication with portalWi-Fi
Size (WXHXD)550/200/515mm
Protection degreeIP65
Standby self consumption<15W
TopologyHigh frequency isolation
Certifications & standards
Grid regulationAS4777.2,G83/G100,CEI0-21

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