Hayward AquaVac 500 Wheel Rim & Tire Dark Gray (RCX341113GR4BK) vacalert and this Intermatic RC939 version

and this Intermatic RC939 version provides 3-channel capability using the RC939 reference

and 183A heater applications where the supported temperature-related control component needs replacement

Supports more predictable day-to-day system behavior

Recommended for professional service

The black tubing specification makes it easier to match the installation need or existing line setup

Hayward AquaVac 500 Wheel Rim & Tire Dark Gray (RCX341113GR4BK) vacalert and this Intermatic RC939 versionThis dark gray wheel rim and tire assembly is built for compatible Hayward AquaVac 500 robotic cleaners. It helps restore traction, stability, and the cleaners ability to travel across pool surfaces when the original wheel assembly is worn or damaged. Robotic cleaners depend on consistent wheel contact for efficient coverage. Replacing compromised wheel assemblies can help reduce slipping, improve tracking, and extend the service life of the cleaner.