- Caldera / Watkins Recirc Pump SB-909 115V 1" Inlet And Outlet.
- Used On Caldera Spas 2001 Thru 2007 Models, Replacement Is Part #74427
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This was not the pump I received but is the one I wanted and expected. I did get the one sent installed, but it was smaller and shorter which caused problems with the install. It is working so far. Very quite and moves alot of water. Just hope it lasts....