Built with a durable diaphragm vertical mount orientation

it provides the precise torque profile needed for factory fan blades

this double pole double throw relay provides reliable switching for indoor blower motors

Engineered as an SPST normally closed switch

Resideo THM4000R1000 Wireless Adapter 321702-401 Built with a durable diaphragmThe Resideo THM4000R1000 Wireless Adapter is an essential component for technicians looking to integrate RedLINK technology into existing HVAC zoning systems. Engineered specifically for use with the HZ322 or HZ432 TrueZone Panel, this adapter eliminates the need for pulling new wires when adding wireless thermostats or sensors to a project. By utilizing the 900 MHz RedLINK frequency, it ensures reliable communication with zero interference from