Honeywell Zephyr™ Analog Airflow Sensors: HAF Series-High Accuracy, unidirectional flow, G 3/8 female threaded fitting per ISO 1179, 0 SLPM to 15 SLPM flow range, digital I²C address: 0x49

HONEYWELL HAFUHM0015L4AXT DIGITAL AIRFLOW SENSOR, 15LPM, 60PSI

HONEYWELL HAFUHH0015L4AXT DIGITAL AIRFLOW SENSOR, 15LPM, 60PSI