this 1VL40 motor pulley is a staple in HVAC fan drives and blower systems where system balancing is required

Precision OEM Fit: Ensures exact alignment with existing mounting points

reducing heat buildup in the windings and preventing premature motor failure

40 in-wc air pressure threshold is essential for prevent hazardous CO buildup and ensuring reliable operation during the pre-purge cycle

Greenheck 307279 Motor 322027-701 this 1VL40 motor pulley isThe Greenheck 307279 Motor is a high performance 115V 1 3 HP 1725 RPM Motor designed for heavy duty commercial ventilation and blower applications. Engineered with a NEMA 48 frame, this single phase open drip proof (ODP) motor provides reliable torque for belt drive centrifugal fans and axial exhausters. Operating at a constant 1725 RPM, it ensures optimal airflow stability in HVAC systems where precise motor speed and thermal protection are required.