International Comfort Products 1085472 Defrost Control Board

The International Comfort Products 1085472 is a genuine OEM defrost control board designed for heat pumps and HVAC refrigeration systems. This electronic control board monitors temperature and operating conditions to manage the defrost cycle, which clears ice buildup from evaporator coils and maintains optimal system performance.

Key Features:

• Genuine OEM replacement part for ICP, Heil, Tempstar, Arcoaire, Comfortmaker, Snyder General, KeepRite, and Day & Night systems
• Electronic timer controls defrost heater activation during compressor operation cycles
• Prevents excessive ice buildup on evaporator coils for improved heating efficiency
• Helps maintain consistent indoor climate control during cold weather operation
• Ensures proper system function and reduces risk of costly repairs

This defrost control board is also known by cross-reference numbers HSCI 1157-83-200B, 1157-200, HQ1085472TX, and 0619M097122. The board works by alternating between compressor operation and defrost heater activation, ensuring the evaporator remains ice-free for maximum heat transfer efficiency.