Sensus 441-S Low Pressure Large Capacity Gas Regulator

  • Available Pipe Sizes: 2″ NPT Screwed only and 2″, 3″, 4″ Flanged
  • Diaghragm Housing, Spring Cage: Cast Iron
  • Removable Seats (Orifices): Cast Iron or Stainless Steel


The Model 441-S family of regulators are balanced valve, spring type regulators designed for distribution and industrial applications. They are extremely dependable with simple design, sturdy construction, and fast response. Service and adjustment are easy and overall operation is stable and sensitive.

When large loads are the requirement, the model 441-S regulators have the larger bodies and valves to deliver the gas. Large, flexible diaphragms combined with accurately calibrated springs enable these large capacity regulators to produce precise pressure control while maintaining a high level of sensitivity and stability.

The combination of their fast response, dependability, and accuracy make the 441-S models ideal for monitoring, as well as other applications where speed and accuracy are significant.


Technical Documentation


441-S Large Capacity Lower Pressure Gas Regulator

General Safety for Industrial Regulators

441-S Gas Regulator Installation and Maintenance

441-S Gas Regulator Illustrations