Honeywell PUL6438S Programmable Unitary Controller Power Supply Accessory The TC-PRR021 module provides redundant

The TC-PRR021 module provides redundant backup for critical components in the system

25% (within the range of 4-20 mA) of FSR (0-21

Model Number: FC-QPP-0001

Model: T8461C

Efficient Cooling: Maintains optimal airflow for system modules

Honeywell PUL6438S Programmable Unitary Controller Power Supply Accessory The TC-PRR021 module provides redundantDescription The Honeywell PUL6438S is a Spyder LON programmable unitary controller designed for advanced HVAC control applications. It belongs to the Excel 10 product family and supports flexible configuration through software. With its LONMARK compliance and Free Topology Transceiver (FTT) interface, it enables seamless integration into building automation systems, offering precise control over heating, ventilation, and air conditioning equipment.