Stroke Automatic Chain Window Opener Actuator, Smart Skylight Vent Opener for Greenhouse, Roof and Smart Home Automation
Product Description
1. Introduction
Our 300mm stroke chain window opener actuator is a premium automatic window control solution, engineered to deliver reliable, efficient ventilation for greenhouses, skylights, roof vents, and smart home systems. With robust construction and smart compatibility, it transforms manual window operation into automated, effortless control, perfect for both residential and commercial projects.
2. Core Advantages
- Powerful & Reliable Performance: 300mm stroke length ensures full opening for large windows and greenhouse vents, with strong thrust for smooth, consistent operation.
- Ultra-Quiet Motor: Equipped with a high-quality DC motor, operating noise is minimized, making it suitable for quiet environments like homes, offices, and nurseries.
- Weather-Resistant Build: IP-rated housing and stainless steel chain provide excellent protection against rain, dust, and corrosion, ensuring long-term outdoor use.
- Flexible Control Compatibility: Works with manual switches, remote controls, smart home hubs, wind/rain sensors, and timers for fully automated ventilation.
- Tool-Free Easy Installation: Complete mounting hardware and step-by-step manual included, allowing for quick installation on most window types without professional help.
- International Certification: CE, RoHS certified, meeting global safety and quality standards for worry-free use worldwide.
3. Ideal Applications
- Agricultural Greenhouse Ventilation & Temperature Control
- Skylight & Roof Window Automation
- Smart Home & Building Automation Systems
- Commercial Office & Public Building Ventilation
- Basement, Attic & Hard-to-Reach Window Operation
4. Detailed Specifications
| Item | Specification |
| Stroke | 300mm (Customizable) |
| Voltage | 12V/24V DC |
| Thrust | 600N/1000N (Optional) |
| Protection Level | IP44/IP65 |
| Housing Material | Aluminum Alloy |
| Chain Material | Stainless Steel |
| Noise | <45dB |
5. Why Choose Us?
- Direct Factory Supply: No middleman, offering the most competitive wholesale price and flexible MOQ.
- OEM/ODM Service: Custom stroke, voltage, color, and logo available to meet your brand and project needs.
- Strict Quality Control: 100% inspection before shipment, ensuring every product works perfectly.
- Fast Global Shipping: Large inventory, fast delivery to all major ports worldwide.
- Lifetime Technical Support: Professional after-sales team to solve any installation or usage issues.
6. Contact Us
Ready to upgrade your window system? Contact us today for a free quote, sample request, or custom solution. We are your reliable partner for automatic window actuators!



Judy Zhu
Sichuan Wanshijia Technology Co., Ltd.
Tel: +86 17358566406