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Help CenterEmerson Fisher CS400, CS820IN & CS404: Industrial Pressure Regulators for Burner & Gas Systems
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As a global leader in fluid control technology, Emerson Fisher offers a comprehensive lineup of pressure regulation and shutoff valves tailored for industrial gas systems, burners, and process applications. The CS400 self-acting pressure reducing regulator stands out for its energy-efficient design—operating without external power sources, it delivers stable pressure control for medium- to high-pressure gas lines, ideal for upstream and midstream processes. The CS820IN direct-acting low-pressure valve is engineered specifically for burner systems, featuring fast response times and precise low-pressure management (typically 0.5 to 15 PSIG) to ensure consistent combustion performance. For integrated safety and control, the CS404 combination regulator and shutoff valve merges pressure regulation with overpressure protection, eliminating the need for separate components and reducing system complexity. The CS800IN low-pressure regulator further extends Fisher’s portfolio, providing accurate pressure reduction for sensitive downstream equipment. Completing the range are the VSX4 and OPSO (Over-Pressure Shutoff) valves, which act as critical safety barriers—VSX4 offers modular, field-adjustable shutoff for gas systems, while OPSO provides fail-safe overpressure protection to prevent equipment damage or hazardous conditions. All Emerson Fisher valves are built with durable materials (e.g., ductile iron, stainless steel) and undergo rigorous testing to meet API, ISO, and industry-specific standards, ensuring reliability in harsh environments like power generation, petrochemicals, and commercial heating. Whether for new installations or retrofits, these valves deliver the performance, safety, and longevity that industrial operators demand for mission-critical gas control systems.
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