Heat Pump Controller, Heat Pump Thermostat, Sensor manufacturer / supplier in China, offering China Factory OEM ODM Single Phase 4kw/5kw Integrated PCBA Printed Circuit Board Assembly for Swimming Pool Heat Pump & DC Inverter Compressor Drive, Customized SMT Single Phase 4kw/5kw Multi-Functional PCB PCBA Board for Swimming Pool Heat Pump System Control & DC Inverter Compressor Drive, Single Phase 4kw/5kw Compact Printed Circuit Board Assembly PCBA Design for Swimming Pool Heat Pump System & DC Inverter Compressor Motor Control and so on.