Please define "2 nos".
Typically the term "pumping station" is what is used. When referring to the individual pieces in the pumping station, these would be called pump sets, and each area containing pump sets, within the pumping station, could be called a pump station.
Bestwood Pumping Station was created in 1874.
Crossness Pumping Station was created in 1865.
Papplewick Pumping Station was created in 1885.
Oswegatchie Pumping Station was created in 1868.
Abbey Pumping Station was created in 1891.
Boughton Pumping Station was created in 1905.
Arlington Pumping Station was created in 1907.
High Pumping Station was created in 1906.
Cricklewood Pumping Station was created in 1905.
Manistique Pumping Station was created in 1921.
Coney Island Fire Station Pumping Station was created in 1938.