Trane BRD4721 Board 318518-761 Most installations require only a

Most installations require only a 1/4" socket or standard screwdrivers to access the control housing cover and secure the mounting hardware

Contamination Control: The dead-ended pressure sensor design prevents air from passing through the unit

Ensure critical safety and performance for commercial water heating and boiler systems with the Lochinvar & A

eliminating the mounting headaches often found with universal models

When mounting

Trane BRD4721 Board 318518-761 Most installations require only aThe Trane BRD4721 is a job ready HVAC control board engineered specifically for high efficiency air handling applications requiring precise 400 CFM management. As a critical component in the sequence of operation, this 400 CFM fan board regulates motor speeds and optimizes airflow across the evaporator coil to ensure peak thermal transfer and system balance. Designed for seamless integration into residential and light commercial Trane air handlers,