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Key Benefits: Dual-Stage Monitoring: Equipped with two SPDT switches to handle both high and low supervisory signals independently
Because performance depends on a tight tolerance fit
most valves require a minimum difference of 30-70 PSI to move the internal slide
High Durability Components: Features a rugged plunger tube and spring set to withstand high cycling and maintain consistent flow control
Field Serviceability: Features an interchangeable brass orifice and field-interchangeable springs
Armstrong Fluid Technology 816305-325K Impeller Kit R-22 Key Benefits: Dual-Stage Monitoring: EquippedThe Armstrong Fluid Technology 816305 325K Impeller Kit is a precision engineered replacement component designed for high efficiency fluid circulation. Featuring a 4. 25" plastic impeller, this kit is vital for maintaining the hydraulic performance and pump efficiency of your HVAC system. Engineered for compatibility with specific Armstrong series pumps, the kit includes the necessary hardware to ensure a secure fit and optimal flow rate. Using