Sectional Door

Megodoor industrial sectional doors are engineered for both exterior and interior industrial entrances, providing secure, efficient, and space-saving access solutions.

Equipped with a high-performance torsion spring balancing system, smooth track-guided rollers, and intelligent frequency-controlled motor systems, our doors ensure stable operation, low noise, and long service life.

Constructed with 40/50mm thick high-density polyurethane-insulated panels, the doors offer excellent thermal insulation, structural strength, and energy efficiency. Their modern appearance, smooth vertical lifting design, and compact overhead structure make them ideal for warehouses, factories, logistics centers, and commercial facilities.

Upgrade your facility with a dependable, energy-efficient, and professionally engineered sectional door solution from Megodoor.

Sectional Door Technical Specifications

Item	Description

Opening Speed

0.2 – 0.3 m/s

Door Panels

Anti-pinch finger-protection panel design; 40mm thickness; 500mm panel height; Color: White. Orange-peel embossed surface finish with fine line decorative pattern.

Safety Protection

Standard safety features include cable break protection device and bottom safety airbag sensor system.

Steel Sheet & Coating

0.4mm thick steel panels with roller-coated surface treatment; coating thickness 25μm.

Torsion Spring System

Torsion springs rated for ≥30,000 operating cycles. Spring cones, winding drums, and cable drums are made of high-strength die-cast aluminum.

Insulation Core

Polyurethane foam (CFC-free); foam density: 48±2 kg/m³.

Tracks & Reinforcements

2mm thick hot-dip galvanized steel C-shaped tracks. Fully enclosed safety track design. Tracks and reinforcement angle brackets are pneumatically riveted for enhanced structural stability.

Manual Override

Manual and electric operation interchangeable; chain hoist system available for manual lifting during power failure.

Wind Resistance

For door sizes up to 4m × 4m: wind load resistance 700 N/m² (equivalent to Chinese Standard Grade 11 wind pressure).

Maximum size

8000*8000 mm(W*H)

Certifications

CE/UL/CSA…

Power Supply

110V/220 V/380V/480V/50-60 HZ

Why Choose MegoDoor’s Sectional Door

High-quality and stable motor

Equipped with a complete servo motor and controller system, the door offers precise control and a very low failure rate.
An English control interface and wiring diagrams are provided for easy installation .

Multiple Panel Structures

Megodoor industrial sectional doors offer various panel structures to meet different building and insulation requirements.Standard panel thickness: 40mm、50mmReinforced back-rib panels available for large door openings

Advanced Automation Equipment

Advanced automated equipment, including laser cutting and CNC bending, ensures high precision, smooth surfaces, and a strong, durable structure.

Customizable Colors (RAL Available)

Standard color is White. Full RAL color customization is available to match your building design.
Special colors may require additional customization costs and longer lead time.

Control Box with English Display Interface

Our control boxes offer not only superior performance but also a pure English display interface. Regardless of your team’s location, standardized English menus, parameter settings

Same Choice as Fortune 500

Fortune 500 Supply Chains 、As a trusted partner to multinational giants, our top-tier products in safety, durability, and standardization ensure smooth project approval and a premium image

Installation Space Requirements

Side room (b1) ≥ 150mm
Motor side room (b2) ≥ 350mm
Headroom ≥ Door height (H) + 500mm

Proper installation space ensures smooth operation and safe installation of the sectional door system.

Lifting Types of Sectional Door

Industrial sectional doors offer multiple lifting configurations to suit different building structures. The four most common types are:

Vertical Lift – The door travels vertically upward without horizontal tracks, ideal for buildings with sufficient headroom.
Low Headroom Lift – Designed for projects with limited headroom space.
Standard Lift – The most common configuration, combining vertical and horizontal tracks.
High Lift – The door rises vertically to a higher point before transitioning horizontally, suitable for taller buildings.

Different lifting types should be selected based on site conditions and structural requirements.

Provide English installation instructions

Megodoor provides comprehensive English installation instructions and detailed product introductions to support international customers. Our documentation includes step-by-step installation guidance, technical drawings, safety instructions, operation manuals, and maintenance recommendations.

We ensure that overseas distributors, contractors, and project managers can clearly understand product specifications, installation requirements, and system configurations. English manuals are available in digital format for easy access and project coordination.