Materialand working limits
Pump body: castiron
Impeller:PPO/stainless steel
Motor housing:aluminum
Motor wire:copper
Rotor can:stainless steel
Back plate:stainless steel
Shaft: 45#steel/stainless steel
Bearing:ceramic/graphite
Insulation class:F
Protection class:IP 44
hot water circulator pump
hot water circulator pump