Specifications:

[pressure sensing] 450W water shortage protection/automatic start and stop

[pressure sensing] 550W water shortage protection/automatic start and stop

[pressure sensing] 650W water shortage protection/automatic start and stop

[pressure sensing] 750W water shortage protection/automatic start and stop

[pressure sensing] 850W water shortage protection/automatic start and stop

[Intelligent antifreeze] 550W pressure display/timing pumping

[Intelligent antifreeze] 650W pressure display/timing pumping

[Intelligent antifreeze] 750W pressure display/timing pumping

[Intelligent antifreeze] 850W pressure display/timing pumping

[Intelligent antifreeze] 950W pressure display/timing pumping

[Intelligent antifreeze] 1100W pressure display/timing pumping

[AI Intelligence Learning] 550W Intelligent Antifreeze/Timed Pumping

[AI Intelligence Learning] 650W Intelligent Antifreeze/Timed Pumping

[AI Intelligence Learning] 750W Intelligent Antifreeze/Timed Pumping

[AI Intelligence Learning] 850W Intelligent Antifreeze/Timed Pumping

[AI Intelligence Learning] 950W Intelligent Antifreeze/Timed Pumping

[AI Intelligence Learning] 1100W Intelligent Antifreeze/Timed Pumping

[stainless steel] 450W water shortage protection/automatic start and stop

[stainless steel] 550W water shortage protection/automatic start and stop

[Digital display stainless steel] 550W pressure display/timing pumping

[Digital display stainless steel] 750W pressure display/timing pumping

[Digital stainless steel] 950W pressure display/timing pumping

[Digital display stainless steel] 1100W pressure display/timing pumping