Fixed Setpoints: Pre-calibrated at 45°F Open and 60°F Close for consistent system cycling and freeze protection

While it features the standard barbed ports

Always check the motor data plate for the 208V rating and cross-reference the Trane part number MOT12126 with your specific unit model's bill of materials

ensuring high-performance flow with minimal pressure loss

A drop in millivoltage due to wear is a primary cause of heating system pilot failure

Armstrong Fluid Technology 182212-667 Pump 322838-753 Fixed Setpoints: Pre-calibrated at 45°FThe Armstrong Fluid Technology 182212 667 is a high performance E22. 2 Cast Iron Circulator Pump engineered for demanding hydronic applications. Powered by a robust 2 5HP, 120Vac, single phase motor operating at 3350 RPM, this maintenance free unit excels in heating and cooling systems, including radiant panels, geothermal loops, and snow melt installations. Designed with a dry motor configuration, the E. 2 Series provides up to 41% better efficiency