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This veteran-recognized differential pressure regulating valve features a 1 3/8" port and 1 5/8" ODF brazed copper couplings
the E22E84451 ensures the HVAC control system operates within original manufacturer tolerances
the /U suffix denotes a "Universal" retail-packaged version of the same technical component
featuring 3/4-inch suction and 3/8-inch liquid line sizes
Siemens Combustion 7MF-421-300 Pressure Sensor 326010-701 This veteran-recognized differential pressure regulatingThe Siemens SITRANS P DS III 7MF421300 is an industry standard differential pressure transmitter designed for high precision monitoring of liquids, gases, and vapors in demanding combustion environments. Engineered with a piezoresistive silicon sensor, this unit delivers a linear 4 20mA output signal proportional to the input pressure, ensuring seamless integration with Siemens burner management systems and PLC architectures. This specific model
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