{"product_id":"sy4-24-belimo-heavy-duty-valve-actuator-24v-non-fail-safe-with-auxiliary-switches","title":"SY4-24 | Belimo Heavy Duty Valve Actuator 24V Non Fail Safe With Auxiliary Switches","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"122\" data-end=\"397\"\u003eThe Belimo SY4-24 is a heavy-duty valve actuator designed for high-torque on\/off and floating point control in hydronic HVAC systems. It operates on AC\/DC 24 V power and delivers 400 Nm of torque for reliable actuation of large valves in demanding applications.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%; height: 449.657px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eBelimo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 18.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 18.5938px;\"\u003eControl Valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eSY4-24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eValve Actuators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eAC\/DC 24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eNominal Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eAC\/DC 21.6…26.4 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eTransformer Sizing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e226 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e9.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eControl Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eOn\/Off, Floating Point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eTorque Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e400 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eAngle of Rotation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eRunning Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e20 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eDuty Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e30%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eAuxiliary Switches\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e2x SPDT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eSwitching Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e1 mA…5 A (3 A inductive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eElectrical Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eTerminal blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eOverload Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eThermal, 135°C cut-out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eDegree of Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eIP66\/67, NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eAmbient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e-30…65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eAmbient Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003eUp to 100% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.6736%; height: 19.5938px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.9627%; height: 19.5938px;\"\u003e46 lb (21 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About\u003cspan data-sheets-root=\"1\"\u003e SY4-24\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe SY4-24 is part of Belimo’s industrial-grade valve actuator range developed for precise and reliable control of large hydronic valves. It features a powerful motor with thermal overload protection and an internal resistive heating element to manage humidity in harsh environments. The actuator supports on\/off and floating point control modes, allowing integration with a wide range of building automation systems. A rugged NEMA 4X enclosure and terminal block connections make it suitable for indoor and outdoor installations where durability and reliability are critical.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh Torque Output: Delivers 400 Nm of torque to reliably actuate large control valves in high-demand HVAC and industrial hydronic systems.\u003c\/li\u003e\n\u003cli\u003eNon Fail Safe Operation: Provides powered valve positioning without spring return, suitable for applications where fail-safe action is not required.\u003c\/li\u003e\n\u003cli\u003eOn Off And Floating Point Control: Supports simple and robust control strategies commonly used in large valve applications.\u003c\/li\u003e\n\u003cli\u003eDual Auxiliary SPDT Switches: Includes two factory-installed switches for position indication, sequencing, and system interlocking.\u003c\/li\u003e\n\u003cli\u003eThermal And Humidity Protection: Equipped with thermal overload cut-out and internal heating element to ensure stable operation in extreme conditions.\u003c\/li\u003e\n\u003cli\u003eManual Hand Wheel Override: Allows local valve positioning during commissioning, maintenance, or power interruptions.\u003c\/li\u003e\n\u003cli\u003eRugged NEMA 4X Enclosure: IP66\/67 rated housing protects against dust, water ingress, and corrosion in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SY4-24 delivers the reliability and precision required for high-torque valve control in commercial and industrial HVAC systems.\u003c\/p\u003e","brand":"Belimo","offers":[{"title":"Default Title","offer_id":51049174237482,"sku":"SY4-24","price":2645.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/SY-product_retina_e20b8b19-b35b-4266-948a-c6e80850872f.jpg?v=1768253152","url":"https:\/\/iqelectro.com\/products\/sy4-24-belimo-heavy-duty-valve-actuator-24v-non-fail-safe-with-auxiliary-switches","provider":"IQElectro","version":"1.0","type":"link"}