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Manufactured from heavy-duty aluminum to resist corrosion and structural fatigue
Standardized Electrical Interface: Features SPST switching logic compatible with standard 24V or 120V control boards
Versatile Application: Modular bolt-on design allows for 360-degree orientation
Key Benefits for Technicians: Direct OEM Compatibility: Replaces legacy part number 2940-3251 with exact mounting footprints and terminal locations
Key Benefits Vibration Isolation: The torsion flex design minimizes resonance and HVAC motor noise
Marvair K/40055 Control 321142-301 Manufactured from heavy-duty aluminum toThe Marvair K 40055 Low Ambient Fan Cycle Control is a critical genuine OEM replacement part engineered for telecommunication and schoolroom HVAC systems. Designed specifically to maintain head pressure by regulating the condenser fan operation, this control ensures the refrigeration cycle remains stable within its design parameters during low temperature outdoor conditions. As a direct replacement for Marvair S 03998 and 70555, it eliminates the
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