Grundfos SP submersible pumps

FEATURES - SP RANGE

As standard, all Grundfos SP models are made entirely of stainless steel DIN W.-Nr. 1.4301 (AISI 304).	Where particularly aggressive liquids are encountered, the SP pumps are available in extra high grade stainless steel DIN W.-Nr. 1.4401 (AISI 316), or, for severe conditions, DIN W.-Nr. 1.4539 (AISI 904 L).
USE YOUR MOUSE TO EXPLORE THE MAIN FEATURES OF THE GRUNDFOS SP RANGES

Built-in non-return valve
Built-in non-return valve means minimising the risk of water hammering and less energy loss due to back flow in the riser pipe.

Sealed top bearing

- High resistance against sand and other abrasive particles

- Extended operation period

Unique bearing systems

- Water lubricated

- Replaceable

- Octagonally shaped

Reduced impeller diameters to meet specific duty point

Replaceable wear rings
- Replace wear parts at service and thus maintain the best pump effenciency

Standard built-in stop ring

- Prevents up-thrust damages

- Protects during the critical start-up and stopping phase

- Ensures longer pump life and low maintenance costs

- Protects both pump and motor

Optimised hydraulic design means high pump efficiency

Stainless Steel
All stainless steel construction means minimum risk of corrosion and abrasion