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This HVAC furnace sensor is built to meet rigorous industrial standards for accuracy and consistent electrical switching
As a vital OEM component
Red signifies a lockout or alarm condition after the 120-second delay has expired without level recovery
The switch is generally installed on the liquid line or the discharge line to monitor head pressure directly
providing an exact mechanical match to original equipment
Copeland 943-0038-02 Kit 319825-402 This HVAC furnace sensor isThe Copeland 943 0038 02 Comfort Alert Module Kit is a field proven diagnostic solution designed for Copeland Scroll compressors used in residential and commercial cooling systems. This HVAC compressor diagnostic tool utilizes the discharge line temperature and electrical signals to identify system faults before they lead to catastrophic equipment failure. As an active compressor protection module, it monitors for conditions such as short cycling,