For full 200W thermal performance

verify the concave hub position and clockwise rotation to ensure compatibility with your existing blower housing and direct drive blower motor equipment

including the QS130AA

ensuring a drop-in fit without the need for bracket modifications

The White-Rodgers 57T01-843 Relay is a professional-grade 24V post purge fan delay designed for precision blower control in HVAC systems

Functional Devices TR150VA008 Transformer 318518-761 For full 200W thermal performanceThe Functional Devices TR150VA008 is a high capacity 150VA control transformer engineered for industrial building automation and HVACR applications. This multi tap unit provides maximum versatility for technicians, supporting primary voltages of 480Vac, 277Vac, 240Vac, and 208Vac while delivering a consistent 120Vac secondary output. Built with a rugged split bobbin construction, it ensures reliable power for driving relays, powering sensors, and