4HR

Precision casted stainless-steel 4" submersible borehole pumps

Submersible pump designed for 4" wells, constructed with durable micro-cast stainless steel. Designed to transfer clean or brackish water with sand content up to 100 g/m³. Highly efficient and reliable, they are suitable for industrial, civil, and agricultural applications, such as water distribution coupled with pressure tanks, irrigation, pressure boosting, fire-fighting systems, and more.

Flow rate up to 420 l/min (25.2 m3/h)
Head up up to 176 m
Liquid temperature up to +40 °C
Maximus sand content 100 g/m3
Maximum operating depth below water level – 200 m with 4PD motors
– 300 m with 4PS motors
Motor 2 poles
Ingress protection rating IP 68
Delivery port Precision casted stainless steel AISI 304
Impellers Precision casted stainless steel AISI 304
Diffusers Precision casted stainless steel AISI 304
Shaft Stainless steel AISI 304
Motor bracket Precision casted stainless steel AISI 304

Technical documentation