Lexo Automation Powertech Mastiff 400 Swing Gate
Lexo Automation Powertech Mastiff 400 Swing Gate
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Mastiff 400 Swing Gate Opener
The LEXO Automation Powertech Mastiff 400 is a durable 24V DC swing gate opener designed for medium-to-heavy residential and semi-rural gates up to 3.5m per leaf or 350kg. With smooth worm-gear drive, die-cast aluminium housing, built-in limit switch and reliable obstacle detection, the Mastiff 400 offers quiet, controlled operation ideal for everyday use. Available as a Single Kit, Double Kit or Arm-Only, it delivers strong performance, reliable automation and long-term durability under Australian outdoor conditions.
What’s Included:
Choose between a Single Kit, Double Kit or Arm Only.
The single and double kits will include:
- Lexo Automation Powertech Mastiff 400 Arm (single or double)
- Mounting Hardware and Brackets
- Manual Release Keys
- Control Board in Enclosure
- 2 x Remotes
- Installation User Manual
Arm only will not include Control Board in Enclosure or Remotes.
Key Features:
- Powerful 24 V DC Motor: Provides smooth and consistent performance with a peak thrust of approximately 3,500 N.
- Heavy-Duty Design: Suitable for gates up to 3.5 m long or 350 kg per leaf, ideal for medium to large residential gates.
- Die-Cast Aluminium Housing: Corrosion-resistant body ensures long-lasting durability in harsh weather conditions.
- Smooth & Quiet Operation: Worm-gear transmission guarantees steady motion with minimal noise.
- Built-In Obstacle Detection: Automatically stops or reverses on impact to prevent damage and enhance safety.
- Manual Key Release: Enables manual gate operation during power outages or emergencies.
- Pedestrian Mode: Partially opens the gate for easy foot or bike access.
- Built-In Limit Switch: Precise open/close control for accurate positioning and smooth operation.
- Low-Voltage Safety: 24 V system ensures efficient and safe operation.
- Easy Installation & Setup: Adjustable brackets and limit settings simplify installation and calibration.
Ideal Applications:
- Residential Driveways: Ideal for standard home entrances requiring reliable automation.
- Semi-Rural Properties: Perfect for mid-sized gates on acreage or farm entrances.
- Timber or Decorative Gates: Designed to handle added wind load or heavier materials.
- Shared Entrances & High-Traffic Homes: Engineered for consistent daily use with safety in mind.
- Replacement or Upgrade Projects: A robust upgrade for older or lighter-duty gate openers.
Technical Specifications:
| Max. Leaf Length | 3.5m |
| Max. Leaf Weight | 350kg |
| Operation Stroke | 350mm |
| Gear Type | Worm Gear |
| Motor Type | 24V DC |
| Input Power | 220 - 240 VAC (50 Hz) |
| Max. Force | 3500N |
| Absorption | 4.2A |
| Power | 144W |
| Duty Cycle | 50% |
| IP Rating | IPX4 |
| Operating Temperature | -20C to 50C |
| Built in Limit Switch | Yes |
| Opening Time | Less then 14s |
| Manual Release | Key |
| Dimensions | 844 x 115 x 106mm |
| Warranty | 2 Years Manufacturers Warranty |
This product contains a button or coin cell battery. To prevent possible SERIOUS INJURY or DEATH:
- Keep new and used batteries out of reach of children at all times.
- Do not use this product if the battery compartment is damaged or does not close securely.
- Dispose of used batteries immediately and safely — even flat batteries can cause serious harm.
- Do not ingest the battery. Chemical burn hazard.
- If you suspect a battery has been swallowed or inserted, act immediately — severe or fatal injuries can occur within 2 hours.