{"product_id":"woodward-8901-037-hydraulic-booster-servomotor-valve-actuator","title":"Woodward 8901-037 Hydraulic Booster Servomotor Valve Actuator","description":"\u003carticle\u003e\n\u003ch3\u003e\n\u003cstrong\u003eOverview\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eWoodward 8901-037\u003c\/strong\u003e hydraulic booster servomotor is a high-performance actuator designed to enhance control force in turbine and engine governing systems. It converts low-power pilot pressure signals from a governor into powerful mechanical motion, enabling precise positioning of fuel racks or turbine control valves.\u003c\/p\u003e\n\u003cp\u003eEngineered for demanding industrial environments, this servomotor is commonly installed in marine propulsion systems, power generation equipment, and oil \u0026amp; gas machinery where reliable and accurate valve actuation is essential.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\nParameter\n\u003c\/th\u003e\n\u003cth\u003e\nSpecification\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nModel\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e8901-037\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nBrand\n\u003c\/td\u003e\n\u003ctd\u003e\nWoodward\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nProduct Type\n\u003c\/td\u003e\n\u003ctd\u003e\nHydraulic Booster Servomotor\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nDesign\n\u003c\/td\u003e\n\u003ctd\u003e\nSingle-Cylinder Hydraulic Actuator\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nOperating Method\n\u003c\/td\u003e\n\u003ctd\u003e\nHydraulic signal amplification from governor pilot pressure\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nControl Function\n\u003c\/td\u003e\n\u003ctd\u003e\nValve positioning and fuel rack movement\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nCompatible Systems\n\u003c\/td\u003e\n\u003ctd\u003e\nPG-type governors and Woodward hydraulic governing systems\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nOutput Force\n\u003c\/td\u003e\n\u003ctd\u003e\nHigh-torque mechanical displacement for heavy valve loads\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nMounting\n\u003c\/td\u003e\n\u003ctd\u003e\nDirect linkage to turbine valve or diesel engine fuel rack\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\nConstruction\n\u003c\/td\u003e\n\u003ctd\u003e\nIndustrial-grade steel housing with precision hydraulic seals\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\n\u003cstrong\u003eKey Features\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic signal amplification\u003c\/strong\u003e Converts small pilot control signals into high-force mechanical output for valve actuation.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate positioning capability\u003c\/strong\u003e Ensures stable turbine speed regulation and diesel engine fuel control.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust industrial construction\u003c\/strong\u003e Designed for continuous operation in marine, offshore, and heavy-duty power systems.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility with Woodward governing equipment\u003c\/strong\u003e Integrates seamlessly with PG series governors and hydraulic control assemblies.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact actuator footprint\u003c\/strong\u003e Allows installation in limited engine-room or turbine control spaces.\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\nSteam and gas turbine valve positioning\n\u003c\/li\u003e\n\u003cli\u003e\nMarine diesel engine fuel rack control\n\u003c\/li\u003e\n\u003cli\u003e\nGenerator governor systems\n\u003c\/li\u003e\n\u003cli\u003e\nOil \u0026amp; gas compressor drive engines\n\u003c\/li\u003e\n\u003cli\u003e\nIndustrial power plant mechanical control systems\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cstrong\u003eFAQ\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat role does the Woodward 8901-037 servomotor play in a governing system?\u003c\/strong\u003e\r\nIt acts as a hydraulic power amplifier, translating low-pressure governor signals into mechanical movement capable of controlling heavy turbine valves or fuel racks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 8901-037 compatible with PG governors?\u003c\/strong\u003e\r\nYes. This servomotor is commonly paired with Woodward PG-type mechanical governors in turbine and diesel engine control systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this unit operate in harsh industrial environments?\u003c\/strong\u003e\r\nYes. The design includes durable materials and sealed hydraulic components suitable for marine, power generation, and oil \u0026amp; gas installations.\u003c\/p\u003e\n\u003c\/article\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":52762123895069,"sku":"8901-037","price":9.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/5387\/3181\/files\/8901-037-2_1000.jpg?v=1787222578","url":"https:\/\/www.6gcontrols.com\/products\/woodward-8901-037-hydraulic-booster-servomotor-valve-actuator","provider":"6G Controls","version":"1.0","type":"link"}