The Rheem Power Control Wiring Harness, identified by part number RTG20319AD, is a vital component for Rheem tankless gas water heater systems. This harness facilitates the connection between various electrical components, ensuring efficient power distribution and control within the unit. Engineered with precision and durability, it guarantees reliable performance and seamless operation. Specifically tailored for Rheem units, this wiring harness ensures optimal functionality, contributing to consistent and dependable hot water supply for residential and commercial applications.