Double Chain Window Opener-Automatic Window Actuator for Hopper Window and Skylight

⚙️Product information⚙️ 1️⃣Item no. │ ZEPU-D003 Series 2️⃣Stroke length │ 50 to 700mm/ 2 to 16 inch 3️⃣Max. dynamic load │ 800N/ 61kgs/ 135lbs 4️⃣Operation volt./ Current │ DC 24V/ ; AC 220V/ 5️⃣Travel speed │ 10mm/ sec; 0.4“/sec 6️⃣Operation condition │ -20~75℃/ -4~167℉ 7️⃣IP rating │ IP 32 8️⃣Noise level │ 40 dB 9️⃣Materials │ Aluminum, stainless steel Features: *Please choose the appropriate window opener model according to the type, size and weight of your window. If you are not sure please contact customer service, you will get professional advice for free *24VDC working voltage, push/pull force 800N (176 lbs), stroke 300mm (11.8 inch), silver body color, 304 stainless steel chain Sandblasted oxidative surface treatment, low noise operation, e