Johnson Controls DP140005U21D Transducer 320734-701 it is recommended to match

it is recommended to match the 4-ton capacity precisely to the evaporator coil's rating to ensure proper oil return and prevent floodback

The mini low pressure control housing measures just 2" x 1-1/2" x 2-3/4"

and 30-inch leads for straightforward integration into existing furnace or boiler wiring harnesses

This is the burner tube assembly itself

optimizing airflow based on the specific ceiling height and floor layout

Johnson Controls DP140005U21D Transducer 320734-701 it is recommended to matchThe Johnson Controls DP140005U21D is a high precision low differential pressure transducer engineered for critical airflow monitoring in HVAC and building automation systems. With a 0 5" wc pressure range and unidirectional sensing, this unit is optimized for static pressure control and VAV applications. It features a robust IP67 rated housing, ensuring reliable performance in demanding environments prone to dust and moisture. The 4 20mA output signal