{"product_id":"motorized-air-damper-check-valve-stainless-steel-100-200mm-ac220v-dc12v-dc24v","title":"Motorized Air Damper Check Valve 100–200mm | AC 220V DC 12V 24V","description":"\n\u003ch2\u003eMotorized Air Damper Check Valve – Stainless Steel 201 | 100–200mm\u003c\/h2\u003e\n\u003cp\u003eTake precise control of airflow in your HVAC, ventilation, or air purification system with this heavy-duty \u003cstrong\u003emotorized air damper check valve\u003c\/strong\u003e. Available in 100mm (4\"), 125mm (5\"), 150mm (6\"), and 200mm (8\") pipe sizes and compatible with AC 220V, DC 12V, and DC 24V power supplies, this electric actuator valve is built to deliver reliable, long-lasting performance in both residential and commercial installations.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Stainless Steel 201 Construction\u003c\/strong\u003e – Corrosion-resistant and built to withstand continuous airflow environments, ensuring a long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Pipe Sizes\u003c\/strong\u003e – Fits 100mm (4\"), 125mm (5\"), 150mm (6\"), and 200mm (8\") round ducts, offering broad compatibility with standard HVAC and ventilation systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility\u003c\/strong\u003e – Operates on AC 220V, DC 12V, or DC 24V, making it versatile for a wide range of electrical setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMotorized Electric Actuator\u003c\/strong\u003e – Blade open\/close position is precisely controlled by a motorized actuator, allowing automated or manual airflow regulation without manual adjustment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVolume Control Damper Function\u003c\/strong\u003e – Acts as a volume controller in air ducts, regulating the quantity of air passing through for optimized system efficiency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCheck Valve Design\u003c\/strong\u003e – Prevents backflow of air, maintaining directional airflow integrity in duct systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified\u003c\/strong\u003e – Meets European safety and performance standards for peace of mind in professional installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Application\u003c\/strong\u003e – Ideal for air conditioning systems, mechanical ventilation, air purification systems, industrial exhaust, and fresh air exchange setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStainless Steel 201\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePipe Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100mm (4\"), 125mm (5\"), 150mm (6\"), 200mm (8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 220V \/ DC 12V \/ DC 24V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eActuator Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotorized Electric Actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAir Conditioning, Ventilation, Air Purification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThis motorized damper valve is perfectly suited for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eResidential and commercial HVAC duct systems\u003c\/li\u003e\n  \u003cli\u003eMechanical ventilation and fresh air systems\u003c\/li\u003e\n  \u003cli\u003eAir purification and filtration systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial exhaust and supply air control\u003c\/li\u003e\n  \u003cli\u003eKitchen hood and bathroom exhaust fan ducting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safe ventilation and HVAC system standards, refer to the U.S. Department of Energy – Home Cooling Systems resource.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2l-smart-electric-dehumidifier-remote-control-anion-air-purifier\"\u003e1.2L Smart Electric Dehumidifier with Remote \u0026amp; Anion Purifier\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5l-handheld-steam-cleaner-touch-screen-1800w-ce-certified\"\u003e1.5L Handheld Steam Cleaner Touch Screen 1800W | CE Certified\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-relay-module-dc-3-3v-24v-optocoupler-arduino\"\u003e1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Linear_actuator\" target=\"_blank\" rel=\"noopener\"\u003eLinear actuator\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What pipe sizes does this motorized air damper valve fit?\u003c\/h4\u003e\n\u003cp\u003eA: This electric air damper check valve is available in four standard sizes: 100mm (4\"), 125mm (5\"), 150mm (6\"), and 200mm (8\"), making it compatible with most standard round HVAC and ventilation ducts.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage options are available for this motorized damper?\u003c\/h4\u003e\n\u003cp\u003eA: The motorized air damper supports AC 220V, DC 12V, and DC 24V, providing flexibility for a wide range of residential, commercial, and industrial electrical systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between a check valve damper and a standard damper?\u003c\/h4\u003e\n\u003cp\u003eA: A check valve damper not only regulates airflow volume by adjusting blade position, but also prevents backflow — meaning air can only travel in the intended direction. This is especially useful in exhaust systems and multi-zone HVAC setups to maintain proper airflow direction and system efficiency.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this air damper valve certified for safety?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this motorized air damper valve is CE certified, confirming it meets European Union safety, health, and environmental protection standards. It is suitable for use in residential and commercial installations.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is the valve made from?\u003c\/h4\u003e\n\u003cp\u003eA: The valve is constructed from Stainless Steel 201, which offers excellent corrosion resistance and durability, making it well-suited for continuous operation within ventilation and air conditioning duct systems.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What pipe sizes does this motorized air damper valve fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This electric air damper check valve is available in four standard sizes: 100mm (4\\\"), 125mm (5\\\"), 150mm (6\\\"), and 200mm (8\\\"), making it compatible with most standard round HVAC and ventilation ducts.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage options are available for this motorized damper?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The motorized air damper supports AC 220V, DC 12V, and DC 24V, providing flexibility for a wide range of residential, commercial, and industrial electrical systems.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between a check valve damper and a standard damper?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A check valve damper not only regulates airflow volume by adjusting blade position, but also prevents backflow — meaning air can only travel in the intended direction. 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