Electric Sliding Door for Cold Rooms – Smooth, Durable, and Energy-Efficient

Stainless steel cold room sliding door with automatic opener, SUS 304 panel installed indoors
Cold room sliding door with automatic opener installed on steel wall

The electric sliding door is designed specifically for cold room environments requiring frequent access, superior insulation, and secure sealing. Powered by a brushless DC motor system, the door opens and closes automatically with smooth, low-noise operation. Its durable construction, excellent thermal performance, and intelligent control options make it ideal for food, pharmaceutical, logistics, and industrial applications.


Key Features

  • Automatic & Smooth Operation

    Driven by a high-efficiency brushless DC motor for quiet and stable sliding.

  • Excellent Thermal Insulation

    Door panel is filled with high-density polyurethane foam for superior cold retention.

  • Airtight Sealing

    Magnetic sealing strips and compression closing mechanism ensure optimal sealing.

  • Multi-Control Compatibility

    Supports wireless remote, pull switch, push button, and optional radar sensor.

  • Safety Functions

    Equipped with soft start/stop, anti-pinch protection, and emergency release handle.


Applications

  • Cold storage rooms

  • Food processing plants

  • Pharmaceutical warehouses

  • Industrial clean corridors

  • Distribution and logistics centers


Complete Drive System Options

We offer two drive configurations to suit different installation needs:

Belt Drive Set

  • DC Brushless Control Box

  • DC Brushless Motor

  • 2× Wireless Pull Switches

  • 2× Wireless Push Button Boxes

  • 2× Remote Controllers

  • Belt Drive Mechanism

Rack Drive Set

  • DC Brushless Control Box

  • DC Brushless Motor with gear output

  • 2× Wireless Pull Switches

  • 2× Wireless Push Button Boxes

  • 2× Remote Controllers

  • Gear Rack

All kits are pre-configured for fast installation and long-term stable performance in cold environments.


Electrical Specifications

Motor

  • Type: DC Brushless Motor

  • Rated Voltage: 36V

  • Rated Power: 180W

  • Rated Speed: 155 RPM

  • Maximum Torque: ≥ 45Nm

  • Protection Level: IP54

  • Operating Temperature: -20°C to +50°C

  • Duty Cycle: S3

  • Cable Length: 450 mm

  • Cable Spec: 3×1.5mm² + 5×0.2mm²

  • Weight: 3.5 kg

Control Box

  • Input Voltage: 220V / 380V AC

  • Output Voltage: 220V / 380V / 36V AC

Controller

  • Input Voltage: 31–50V DC

  • Output Current: 10A

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