What do the different colors on the indicator signify

including AirEase

Unlike standard seals that require full system drainage

replacing the sensor with this factory-tested HVAC high limit control restores system safety and prevents short-cycling issues caused by degraded bimetal sensors

MARS 61345 Contactor What do the different colorsThe MARS 61345 Contactor is a professional grade 2 pole definite purpose contactor engineered for consistent performance in residential and commercial HVACR systems. This MARS 780 series component features a 24V AC coil and is rated for a 30 amp inductive or 40 amp resistive load, providing a reliable switching solution for compressors, heat pumps, and electric heating circuits. Built with an enclosed body design, it minimizes internal dust and debris