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Continue to ChatEMERSON AVENTICS 0821302401 - G1/4, ATEX Rated, 0.5-10 Max BAR, Series NL2-RGS Pressure Regulator (NL2-RGS-G014-GAN-100-SS) https://www.valves-direct.com/product/emerson-aventics-0821302401-pressure-regulator/