Enhanced Thermal Stability: Heavy-duty material resists sagging or fatigue in high-heat zones

Durable Aluminum Construction: Resistant to corrosive outdoor environments

Can this be used in R-410A systems

How long are the lead wires on this 271N ignitor

providing critical protection during power loss

Armstrong Fluid Technology 816304-051 Impeller 320734-701 Enhanced Thermal Stability: Heavy-duty materialThe Armstrong Fluid Technology 816304 051 Impeller is a precision engineered 4. 75" bronze impeller designed for high efficiency fluid circulation in commercial and industrial HVAC systems. Specifically crafted for the Armstrong S 55 Series circulator pump and 1050 2B pump models, this non ferrous component ensures long term resistance to corrosion and scaling. Its robust construction facilitates optimal flow rates and maximum pump efficiency, making