Product Information AOH

SIHI Side channel pump type AOH

Pumps of the series AOH have a segmental type construction with open vane wheel impellers. The program comprises 4 sizes with up to 4 stages for the sizes 1100/1200 and up to 3 stages for the sizes 3100/3600.




The AOH is used when clear or turbid liquids without any abrasive particles are to be handled reliably and trouble-free. The performance curve steepness admits a precise regulation of the pressure with a small change in capacity. The AOH is used in domestic plants and agriculture for irrigation, drainage and sprinkling. The AOH is well known in all branches of trade or industry for boosting pressure, cooling water, water circulating, boiler feeding, condensate, cleaning plants and ship yards.


Technical Data:

Flow rate: up to 7.5 m³/h

Head: up to 98 m

Speed: max. 1,800 rpm

Temperature: max. 120 °C

Casing pressure: up to 10 bar

Shaft seals: gland packing

Materials: grey cast iron