Siemens Building Technology 243-00211 Valve Assembly 321042-401 Adjustable Differential Settings: Provides a

Adjustable Differential Settings: Provides a regulation range of 4

It should be replaced according to the manufacturer’s intervals or whenever an oil analysis indicates high particulate levels

ensuring a precise fit for 320AAZ and 321AAZ series equipment

it provides critical overpressure protection for high-output hot water heating boilers

Improved Efficiency: Reduces electrical draw by allowing the motor to run at the precise speed required for current thermal loads

Siemens Building Technology 243-00211 Valve Assembly 321042-401 Adjustable Differential Settings: Provides aThe Siemens 243 00211 Valve Assembly is a high performance 2 way normally open solution designed for hydronic system control. Featuring a 1 2 inch NPT threaded connection and a reliable 2. 5 Cv linear flow rate, this assembly is engineered for precision in hot or chilled water applications. The unit utilizes a durable brass body with brass trim and a stainless steel stem, ensuring longevity in demanding commercial and residential environments. Powered