Lau 02895804 Blower Wheel 320819-301 this is a single pole
Baker’s notes & crumb story
Description
Lau 02895804 Blower Wheel 320819 301 this is a single pole this is a single pole single throw (SPST) device that opens on temperature rise Corrosion Resistant Construction: High grade plastic material resists system sludge and scale buildup