Submersible sump pumps with 2 or 3 stage impeller designs for high pressure, up to 45m head. ‘A’ suffix models are equiped with preset length automatic float switch for automatic operation.
Suitable for applications such as :
Corrosion resistant 304 stainless steel shaft, motor shell and fasteners for long service life and attractive, lasting appearance.
Centrifugal multistage twin impeller design for higher pressures and increased efficiency
Double mechanical shaft seal in oil bath with hard faced silicon carbide / ceramic seal on pump side for added motor protection and long service life.
Closed vane impellers with long engagement ‘D’ drive for positive operation and service life
Labyrinth impeller neckrings to maintain pump performance and are less susceptible to wear.
Corrosion resistant hard wearing polycarbonate impellers for a long service life.
Corrosion resistant stainless steel fine mesh screen suction strainer with a large surface area, prevents blockages of the pump by solids.
Model D42A/B and D53A/B have cast 316 stainless steel motor caps and super tough engineered plastic pumop casings.
HO7RNF oil resistant leads, 10 metres long with 3 pin power plug Easy to connect to power supply for a longer life in dirty water
The range of Davey sump/grey water pumps can be viewed here.