The FIADAST003A discharge air sensing kit is designed for packaged rooftop units equipped with economizers, providing accurate temperature monitoring of the discharge air. This kit enhances economizer control by enabling precise adjustments based on the air temperature downstream of the fan and heat exchanger. Compatible with units using Symbio 700 controllers, this kit is essential for installations where optimal energy management and air quality control are required. The durable construction ensures reliable performance in commercial HVAC applications.