
Automatic Telescopic Door Operator. Intelligent Controller: Built-in chip allows flexible parameter setting for optimal operation. Quiet Operation: High-quality EPDM strip embedded in rails absorbs vibration and noise. Safety Rebound Function: Two-way resistance automatic rebound prevents injury upon obstacle contact. Wide Opening Range: Clean open width adjustable from 1200mm to 3900mm for various spaces. Adjustable Speeds: Opening and closing speeds are adjustable between 200-550mm/s. Multiple Certifications: Certified by CE, TUV, ISO9001, ISO14001, OHSAS18001, and UL. Customization Available: ODM and OEM services available with customization from samples or designs. Durable Construction: High-strength aluminum alloy guide rails ensure firm and stable operation.