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World's leading solar pumping system professional manufacturer
PK series solar pumping inverter
Solartech PK Series Solar Pumping Inverter is a series of flexible and easy-to-use economical solar pumping inverters developed by Solartech to satisfy the different application needs of customers. It provides an integrated solution based on economy and effectiveness for global users.
  • Power Range

    0.75 - 110kW
    customized for higher power
  • Advanced Function

    Support remote monitoring
  • Optional Function

    Backup power supply
    Boost Module
PK-H solar pumping inverter
PK-L solar pumping inverter
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  • ●Compatible with submersible pumps, surface pumps, swimming pool pumps and other pumps using three-phase/single-phase asynchronous motors.
  • ●Advanced MPPT algorithm, fast response, good stability and maximum 99% MPPT efficiency.
  • ●Fully automatic operation, the inverter drives the pump to work from sunrise to sunset, without manual operation after installation.
  • ●Full protections including overvoltage protection, overcurrent protection and overheat automatic frequency reduction protection to extend product life effectively.
  • ●Full motor protections, optional water level switch to prevent overflow and dry running.
  • ●Optional power supply automatic switching function, switching to solar power or grid/diesel power supply automatically according to solar radiation conditions, which satisfies all-weather 24hours unattended water supply demand.
  • ●Optional boost module for low power models (≤2.2kW) to achieve normal operation under minimum 150V input so as to solve the difficulty of solar modules configuration for low power models and reduce the overall system cost.
  • ●Optional DM-BR Data Monitor, remotely monitoring system operation status with mobile APP or web pages at anytime and anywhere.


Model PK-L PK-H
Power Range 0.75-5.5 kW 0.75-110 kW
customized for higher power
Adapting Pump Motor 3PH 220-240V 50Hz
0.37-4 kW
3PH 380-440V 50Hz
0.37-110 kW
Max. DC Input Voltage 750V 850V
Recommended MPP Voltage 500-600 500-700V
Rated Conversion Efficiency >97% >97%
MPPT Efficiency 99%
Ambient Temperature -20~50℃
Display LED
Protection Grade IP20

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