Armstrong 182212-800 E12.2 Cast Iron Circulator Pump 240V 2/5 HP

The Armstrong 182212-800 is a high-efficiency E12.2 Series cast iron circulator pump designed for hydronic heating and cooling applications. This permanently lubricated pump features a 2/5 HP dry motor operating at 3300 RPM with 240V single-phase power, making it ideal for residential and light commercial installations.

Key Features:

• Cast iron construction for durability and longevity
• 2/5 HP motor with 3300 RPM operating speed
• 1.25-inch diameter 2-bolt flanged connections (flanges sold separately)
• Permanently lubricated sealed bearings for maintenance-free operation
• Larger stainless steel shaft for enhanced reliability
• Bellows-style mechanical seal with silicon carbide wear surfaces
• Water slinger design protects motor against water intrusion
• 150 PSI maximum working pressure
• Compact design for easy installation in confined spaces

The E.2 Series circulators utilize advanced motor technology and efficient hydraulic design to deliver excellent wire-to-water efficiency. Perfect for hot water heating systems, geothermal applications, radiant panel heating, and snow melting installations. The mechanical seal can be replaced in under five minutes, reducing service time and labor costs.