
Automatic Garage Door Operator with Chain Rail of 3150mm. Dual Drive Options: Available with Chain Drive or Belt Drive mechanisms for versatile installation. Customizable Rail Length: Rail length adjustable from 3000mm to 4000mm to fit various garage sizes. Flexible Color Selection: Standard colors include Black, Grey, and Aluminum with customizing available. High Precision Positioning: Built-in twin-encoder and synchronizing device ensure accurate travel limits. Smart Auto-Adjustment: Self-adjusts for different door weights, springs, and maintenance conditions. Enhanced Safety Features: Includes reversal force setting, overload protection, and photo cell control. Long Service Life: Designed for less maintenance and longer lifetime with no traveling deviation. Multiple Certifications: Certified by CE, LVD, EMC, TUV, C-Tick, and EN12453&12445 standards.