Caldera hot tub parts

Caldera owners commonly replace filters, circulation pumps, jet pumps, and heaters. Identify parts by the spa's model and year from the equipment bay label, and by the part number on the old component. Measure the filter's length, diameter, and end caps, and read the pump motor label.

Replacement parts compatible with Caldera hot tubs. AskTub is not affiliated with Caldera.

We're still adding these to the store. Ask AskTub which part you need and we'll point you to it.

Before you buy

Hot tub heater element and heater replacement basicsHot tub heaters fail from low pH, scale, or running dry. Learn the signs, element vs full heater assembly, and how to match kW, voltage, and size.How to find the right replacement hot tub filterFind a replacement hot tub filter by its part number, or measure length, diameter, and end caps. Pleatco, Unicel, and Filbur numbers cross over.Which hot tub pump do I have? How to read the pump labelRead the motor label for volts, amps, speeds, and frame (48 or 56), then measure the unions. That identifies the right replacement spa pump.