Armstrong Fluid Technology 182202-648 Pump 318423-701 this normally closed switch monitors

this normally closed switch monitors head pressure to prevent compressor damage and mechanical failure

including the WeatherMaster and WeatherExpert series

including specific heat pump and furnace configurations

making it a standard choice for technicians maintaining boilers

lever-acting design engineered for precise pressure control in residential

Armstrong Fluid Technology 182202-648 Pump 318423-701 this normally closed switch monitorsThe Armstrong Fluid Technology 182202 648 Pump, also known as the Model E9. 2B, is a high performance lead free bronze circulator pump designed for potable water and hydronic heating applications. Engineered for maximum durability, this maintenance free unit features a powerful 1 6HP motor operating at 240Vac with a single phase configuration. Delivering a high speed 3250 RPM, it ensures optimal flow rates in residential and light commercial systems.