Theses topsides can also be found connected to some Hydroquip and Spa Builders control systems.

They are also used on the blue SMD spa packs in many Gulf Coast spas. Often found on older spas from Gulf Coast Spa, Hydropool amongst others.

TSC-35 - 6 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems

TSC-19 - 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems

TSC-18 - 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems

TSC-9 - 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems

TSC-8 - 8 Button Topside Control used on Gecko Spa Control packs. Works with M-CLASS/MSPA Systems

TSC-4 - 8 Button Topside Control used on Gecko Spa Control packs. Works with M-CLASS Systems

TSC-3 - 4 Button Topside Control used on Gecko Spa Control Packs. Works with S-CLASS Systems