Lennox Y5432 LMS Display Board for Heat Pump and Cooling Systems

The Lennox Y5432 (LMS part number 30565087) is a genuine OEM display board designed for use with specific Lennox mini-split heat pump and cooling systems operating at 380/415V 3-phase 50Hz. This display board controls and monitors HVAC systems by processing input signals from sensors and user interfaces, then adjusting system operations accordingly.

Key Features:

• Manages temperature settings, fan speeds, and other critical system parameters
• Features user control panel with buttons for system operation and settings adjustment
• Integrates with various HVAC components to maintain optimal indoor climate conditions
• Genuine Lennox OEM replacement part ensuring proper fit and performance
• Lightweight design at 0.3 lbs for easy installation

Compatible Models:

• GWH30LB-D3DNA3E/I and GWH36LB-D3DNA3E/I Heat Pump models
• GWC36LB-D3DNA3A/I Cooling Only model

This is a critical component for system operation and user interface functionality. If the display is not working, verify power to the board first; if power is present but the board isn't functioning, replacement is necessary. Ensure proper electrical specifications match your system before installation.