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High-Precision Actuation: Operates exactly at 250°F with a +/- 12°F tolerance for consistent system protection
Constructed for industrial-grade durability
Simplified Maintenance: Designed for easy in-line servicing
or "metal-on-metal" clattering sounds during the blower cycle
Carrier KAACH1501AAA Crankcase Heater 321142-301 High-Precision Actuation: Operates exactly atThe Carrier KAACH1501AAA Crankcase Heater is a critical 480V component engineered to maintain compressor reliability in high voltage industrial and commercial HVAC systems. This OEM Carrier replacement part is specifically designed to regulate oil temperature during the off cycle, effectively preventing refrigerant migration and moisture accumulation within the crankcase. By keeping the lubricant above the refrigerant saturation point, this 480V
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