1820 PUMP 722.4445, SI 2750 230V; 722.4460 / Si-30 AC00801-$10mm DELTA PACK KS 2050 NACHFOLGEMODELL FUR SI 1730 SAUE03 SI3300SIUN23 SAUERMANN SI–33 SI 1082 SIUN 23- OBSOLATED, REPLACEMENT- SI1000SIUN23; SI 1730 - OBSOLETE, REPLACED BY NACHFOLGEMODELL FUR SI 1730; SI 1800 SI 1805 (722.4402) SI 1820 SI 2100 SI 3000SIUN23 SI 3100UN-23 (OBSOLETE REPLACED BY 722.4460)