Rinnai Water Heater Remote Control MC-33-2 Unit

Take control of your home's hot water with the Rinnai MC-33-2 remote control unit. Rinnai water heaters are a mainstay of Japanese homes, valued for their effortless hot water management, and this official main controller keeps that convenience going for your compatible system.

This is a secondhand main controller unit only; no battery is included. It's a straightforward option for anyone maintaining or repairing a compatible Rinnai water heating system.