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Siemens 43-20L nullmatic pressure regulator
Siemens 43-20L Nullmatic Pressure Regulator
The Model Series 43 and 44 Sub-Atmospheric Regulators are pilot-operated regulators with bellows-
sensing elements. They are used in absolute and compound pressure ranges. The Model 43 regulator
barometrically compensated for use in absolute pressure ranges. Model Series 44 is used for compound
(vacuum-pressure) ranges.SKU: 34550
