Replaced w/ 1016170
21-0050-81, Artesian Spa Pump, 6MPHP 1SPD 230v 56 fr. OP21-0050-81. Replaces 21-0111-81, OP21-0111-81. 2003-2015
Balboa 1016278
Wetend for this pump is 21-0257-81.