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Duotone aurora — cool blue brief on the left, soft violet sheet on the right for cargo details.
Field Flexibility: The convertible reset allows for custom tailoring to either manual or automatic safety resets on the high-pressure side
Precise Voltage Regulation: Optimized for 20-28VDC systems to ensure consistent valve actuation
It is a direct OEM replacement motor pulley for specific Carrier
Precision OEM Fit: Drop-in replacement for Copeland PN 918-0001-01
though the 1-way arrow indicator should be noted for primary flow direction in specific system layouts
Trane CNT8121 Control Board 326058-755 Field Flexibility: The convertible resetThe Trane CNT8121 Control Board is a high performance integrated furnace control designed for precise management of heating cycles and blower motor operations. This single stage IFC serves as a direct replacement for various Trane furnace control boards, ensuring seamless integration with existing 24V thermostat wiring and 120V gas valve circuits. As a critical component for maintaining system reliability, the CNT8121 monitors safety limit switches
