Norcold 639593 Main Control Board Service Kit for Polar Series Refrigerators

The Norcold 639593 Main Control Board Service Kit is a complete replacement module designed for Norcold Polar Series 2-way refrigerators. This essential service kit provides a direct replacement for failed or malfunctioning control boards, restoring full functionality to your RV refrigerator.

Compatible Models:

• N7V, N7X, N7LX Series
• N8V, N8X, N8LX Series
• N10LX, N10LXC, N10LXIM Series
• NA10LX, NA10LXC, NA10LXIM Series

Key Features:

• Complete main control board (MCB) replacement kit with all necessary components
• Genuine Norcold OEM part ensuring proper fit and function
• Controls 2-way operation (AC electric and LP gas modes)
• Pre-programmed and ready to install
• Eliminates common control board failure symptoms including temperature control issues and operational faults

This service kit is designed for technicians and experienced DIYers to diagnose and repair refrigerator control system failures. Proper installation requires basic electrical knowledge and adherence to manufacturer installation instructions.