this black NTC sensor features a robust 120-inch lead for versatile placement across various cabinet configurations

This means the valve remains in the closed position when de-energized and opens only when the 24Vdc power is applied

What components are required for a full installation

Integrated Pressure Taps: Includes 1/8" NPT inlet and outlet pressure bosses for accurate manometer readings during startup and commissioning

Technicians will find the DIN rail mountable internal design simplifies field upgrades

Bard HVAC 8612-043BX Board 321142-301 this black NTC sensor featuresThe Bard HVAC 8612 043BX Main Controller Board is the core replacement component for the MC4001 series lead lag logic systems. Specially engineered for solid state dual unit controllers, this Bard part 8612 043BX manages the sequencing and operational cycling between two HVAC wall mount units. It is fully compatible with Bard MC4001 A, MC4001 AC, MC4001 B, and MC4001 BC models, ensuring seamless integration with existing low voltage control circuits.