{"product_id":"honeywell-w7751h2025-vav-controller-ships-overnight","title":"W7751H2025 | Honeywell Smart VAV Actuator Controller for VAV Terminal Box Applications","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Honeywell W7751H2025 is a smart VAV actuator controller designed for precise airflow and temperature control in VAV terminal box systems. This unit integrates a 24 Vac control module with an ML6161 actuator to support pressure-independent VAV operation. Built for commercial HVAC environments, the W7751H2025 provides reliable modulation, communication, and zone-level regulation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.9988%; height: 411.615px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eControls \u0026amp; Indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eW7751H2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eControl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eVAV terminal box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e24 Vac (20–30 Vac valid range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e6 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003ePWM, Floating, Staged On\/Off\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eNetwork Communications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eLonWorks bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eML6161 actuator (factory mounted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eDimensions (in.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e5 7\/8 H × 4 1\/16 W × 3 3\/4 D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e149 H × 103 W × 95 D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e0–50 °C (32–125 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eOperating Humidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e5–95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eSetpoint Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e7–37 °C (45–99 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eShipping\/Storage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e−40 to +65 °C (−40 to +150 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eUUKL for use in fire systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eCommissioning Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eCARE, LonSpec, RapidZone, LNS plug-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6007px;\"\u003e\n\u003ctd style=\"width: 38.3377%; height: 19.6007px;\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 59.5236%; height: 19.6007px;\"\u003eDirect damper-shaft mounting via ML6161 actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About W7751H2025 \u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1074\" data-start=\"590\"\u003eThe W7751H2025 is part of Honeywell’s VAV II controller family, engineered to serve as an integrated actuator and control module for variable air volume terminal boxes. Its construction features a compact housing paired with an ML6161 actuator mounted directly on the damper shaft, reducing installation time and wiring complexity. This controller communicates over a LonWorks bus and is fully compatible with Honeywell commissioning tools such as CARE, LonSpec, RapidZone, and LNS plug-ins. It is commonly used in commercial HVAC systems requiring pressure-independent airflow control and utilizes PID temperature control, airflow sensing, and programmable heating sequences to optimize zone performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated actuator assembly: ML6161 actuator mounts directly on the VAV box damper shaft.\u003c\/li\u003e\n\u003cli\u003eLonWorks communication: Supports networked control via standard LonWorks bus.\u003c\/li\u003e\n\u003cli\u003eMultiple output modes: Provides PWM, floating, and staged on\/off outputs for heating control.\u003c\/li\u003e\n\u003cli\u003eWide environmental ratings: Operates from 0–50 °C and 5–95% non-condensing humidity.\u003c\/li\u003e\n\u003cli\u003ePressure-independent VAV control: Uses microbridge airflow sensing for accurate volume regulation.\u003c\/li\u003e\n\u003cli\u003eUUKL fire system approval: Suitable for use in compliant life-safety HVAC applications.\u003c\/li\u003e\n\u003cli\u003eFactory-configured defaults: EEPROM stores critical operating parameters for quick deployment.\u003c\/li\u003e\n\u003cli\u003eFlexible commissioning: Supported by CARE, LonSpec, RapidZone, and LNS plug-in software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe W7751H2025 delivers the reliability and precision required for advanced VAV zone control in commercial HVAC systems.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":47409653907754,"sku":"W7751H2025","price":912.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/W7751H2025.webp?v=1706104884","url":"https:\/\/iqelectro.com\/products\/honeywell-w7751h2025-vav-controller-ships-overnight","provider":"IQElectro","version":"1.0","type":"link"}