Armstrong Fluid Technology 182212-645 Pump 320720-756 ideal for direct digital control

ideal for direct digital control (DDC) integration

Ensure the blower wheel is free of debris and rotate the 5/16-inch shaft manually to check for mechanical resistance before replacing

particularly in systems utilizing a non-bleed TXV or those facing high-head pressure starts

it is not a NEMA-rated waterproof enclosure

this 2-ton valve features a 1/2 x 5/8 ODF solder connection

Armstrong Fluid Technology 182212-645 Pump 320720-756 ideal for direct digital controlThe Armstrong Fluid Technology 182212 645 is a high performance Cast Iron Circulator Pump designed for demanding hydronic heating and cooling systems. As the direct replacement for the legacy 180210 645, this Model E30. 2 pump features a robust 2 5HP, 120Vac single phase motor operating at 3350 RPM. This maintenance free circulator utilizes a permanently lubricated design and stainless steel shaft to ensure long term reliability in commercial or