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Continue to ChatEMERSON ASCO 54490019 - 5/2, ISO 4, Air Return, 1.5-12bar, Series 544 - Joucomatic Solenoid Air Operated Multifunction Spool Valve - OBSOLETE - REPLACED BY AVENTICS https://www.valves-direct.com/product/asco-54490019-5-2-air-return-1-5-12bar-series-544-joucomatic-solenoid-air-operated-multifunction-spool-valve/