Tecmark Topside [Digital 3 Btn 230V] (CC3D-240-10I-00) wyes and this Maytronics Dolphin DX4

and this Maytronics Dolphin DX4 version uses the 99957019-ASSY reference

Waterway above-ground chlorinator dial stem assembly

Matching the correct control and heater-capable format helps preserve intended system behavior and cleaner replacement fit

and R185B heater applications where the supported electrical switching relay needs replacement

Tecmark Topside [Digital 3 Btn 230V] (CC3D-240-10I-00) wyes and this Maytronics Dolphin DX4Tecmark Topside [Digital 3 Btn 230V] (CC3D 240 10I 00) is a 3 button topside control panel for compatible Tecmark spa and hot tub systems. The topside panel is the main user interface for common spa functions, helping control settings such as pumps, heating, and related equipment features depending on the system configuration. This replacement panel is a helpful solution when the existing topside is worn, unresponsive, damaged, or difficult to read.