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Get the best price and fastest delivery for Fisher 749B Changeover Manifold Assemblies from Fisher. Imtek Engineering offers worldwide industrial equipment supply with expert support.
Fisher automatic changeover regulators change from the supply cylinder (when gas is exhausted) to the reserve cylinder automatically.Type 749B is a large capacity changeover manifold for commercial and industrial applications. It consists of two 64 Series regulators and a Type 803 direct indicator. The assembly is used primarily in conjunction with either a Type HSRL or 64SR regulator.
Changeover Manifold Assemblies