Built with a high-accuracy capillary sensor

Digital LCD Interface: Integrated display allows for immediate HVAC pressure troubleshooting without a multimeter

such as a blocked return

000 cycles with a blowout-proof stem design

OEM Durability: Constructed to withstand high-velocity airflow and extreme temperature fluctuations without losing elasticity

Trane BRD1335 Board 318820-201 Built with a high-accuracy capillaryFor field techs and contractors maintaining Trane equipment, the Trane BRD1335 24V Main Connection Board is the standard OEM replacement for managing signal flow between the thermostat, compressor, and blower motor. This HVAC control board acts as the master communication bridge, ensuring precise 24VAC control across the entire circuit. If you are troubleshooting a unit where the components aren't communicating or the 24V signal is lost at the