Chain-Type Electric Window Opener Automatic Electric Skylight Window Opener Motor Pull Force Single Chain Actuator for Roof Windows & Ventilation(500mm/20.5in)

DTVEWMetal Window Opener Skylight Opener Electric 24V Chain Window Opener With Remote Control & Switch,Electric Chain Window Opener 300mm-1000mmProduct name: Electric single chain window openerMaterial: stainless steel chainRated voltage: DC24VProtection level: IP32Torque: 400nOverload protection: 1.2AOperation mode: wireless remote control or button controlSupports 100~240v voltage and works normally within this voltage rangeOptional length:300mm/16.5 inches, 400mm/18.5 inches, 500mm/20.5 inches, 600mm/23.6 inches, 700mm/27.5 inches, 800mm/31.5 inches, 1000mm/39.3 inchesPackaging contents: electric window opener, installation accessories, switch panel + remote controlThings to note:1. The length is measured manually and may differ from the actual length.

• Save time and effort: Equipped with multi-angle adjustable brackets and perforated positioning plates, there is no need to disassemble the original window sash and can be directly installed on the aluminum alloy or plastic steel window frame, making construction convenient.
• Longer life: high quality, can effectively resist moisture and salt spray corrosion, suitable for special environments such as greenhouses and coastal areas
• Adaptable to harsh conditions: Aluminum alloy shell with stainless steel double chain, anti-rust treatment on the surface, still able to maintain stable operation after long-term exposure to high humidity or corrosive gases.
• Flexible adaptation: Provides a variety of stroke specifications from 300mm to 1000mm, which can match different window types such as skylights, casement windows, sliding windows, etc., to meet the needs of micro ventilation to full opening. Optional wind and rain sensors automatically close windows when it rains or snows
• Worry-free energy saving: The transmission structure is optimized, the operation energy consumption is low, and no regular maintenance is required; the motor has an overload self-stop function