Genuine Daikin 3P527720-1 Wired Wall Controller is the keypad-only wall control that operates your Daikin system from a fixed position, wired back to the indoor unit. When it fails the keys can stop responding, the display can blank, or the unit can stop taking commands from the wall. The genuine controller matches your unit's wiring and protocol, holding dependable control where a generic keypad can't connect properly.