Fisher Type749B Changeover Manifold Assemblies
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.
- Large Capacity
- UL Listed (Type 749B, Second-Stage Regulators are Listed Separately)
- Temperature Capabilities