Zodiac Jandy Pro Series JS60-SM 24" Outlet Fitting (R0520300) outdoor A low-flow heater is useful

A low-flow heater is useful because it supports systems built around reduced flow rates while still delivering dependable heat in a format matched to the supported plumbing and equipment layout

Helps restore intended circulation performance

and this Maytronics Dolphin Wave version uses the 9995721 reference

Shorter cartridge lengths matter just as much as diameter and opening size when matching a replacement

Zodiac Jandy Pro Series JS60-SM 24" Outlet Fitting (R0520300) outdoor A low-flow heater is usefulThe JS60 SM 24 inch outlet fitting is a replacement component used in compatible Jandy systems where the outlet path must match the original equipment geometry. A damaged or incorrectly substituted outlet fitting can restrict flow, create leaks, or complicate service around the tank or equipment connection. This part helps restore the designed flow route and connection point without replacing the entire assembly. Confirm R0520300 against the model