D20 SMΔRT

Metres per Minute
Max Gate Weight (Kg)
Life Cycle
Remotes Storage
D20 SMΔRT Sliding Gate Operator: Built for Heavy-Duty Performance
The D20 SMΔRT sliding gate operator is engineered for demanding industrial and commercial applications, combining powerful performance with the latest in access automation technology.
Designed for gates weighing up to 2000kg and requiring robust operation, it delivers reliability, durability, and ease of use, all in one heavy-duty operator. The D20 SMΔRT’s maximum operating speed is 18m/minute.
Application: Heavy Industrial/Commercial
What Sets the D20 SMΔRT Apart?
Engineered for Heavy-Duty Applications
Built to handle the toughest jobs, the D20 SMΔRT is ideal for industrial and commercial sites, effortlessly moving gates weighing up to 2,000kg.
Durable Gearbox Design
The aluminium die-cast gearbox with nylon dressing, is designed for heavy loads, ensuring long-lasting durability even in high-demand environments.
High-Torque Power
The 13-tooth pinion delivers exceptional torque, making light work of heavy gates and providing reliable operation in all conditions.
Mechanical Setup & Installation
- Quick access to mounting hardware and an effortless height-adjustment mechanism simplify the installation process.
- A dedicated ancillary tray keeps accessories and cabling neatly organised for a professional finish.
- The pre-filled oil gearbox ensures long-lasting, reliable performance
Comprehensive Security Features
The D20 SMΔRT sliding gate operator offers unparalleled security for your clients with:
- A built-in tamper alarm for extra peace of mind
- Compatibility with the SMΔRT siren allows for enhanced protection against unauthorised access
- New and improved theft-deterrent cage, featuring three additional support brackets for secure anchoring, ensures stronger deterrence against theft
- Simple integration with GLX900 electric gate lock, boasting 900kg break-in resistance – securely locks the gate in place and prevents forced opening from either direction
Safety Made Easy
Compatible with Photon SMΔRT fully-wireless safety beams, offering dependable protection and a neat, cable-free installation.
Flexible Channels (IO)
The D20 SMΔRT controller boasts six configurable channels, with four individually configurable as either inputs or low-current outputs, and two that can be set as either inputs or high-current outputs.
Higher Battery Capacity
SMΔRT PowerPack Compatible
The game-changing SMΔRT PowerPack is the perfect power solution for those busy sites with heavy traffic volumes, as well as being a great fit for installations where the power grid is stable, with the capability of running a rated gate directly from mains, and the added security, flexibility and peace of mind of battery backup.
Unmatched Power for Industrial Applications
The D20 SMΔRT’s robust design and powerful performance make it the ultimate solution for heavy-duty environments, providing unmatched reliability and long-term value for demanding settings.
Important Notice
- Batteries are sealed lead-acid. Lithium-ion batteries are not suitable for use with this product
- Battery capacity can be increased for longer standby times
The D20 SMΔRT sliding gate operator is your go-to choice for industrial and commercial sites, combining power, durability, and advanced features to meet the highest standards of access automation.
Revolutionising the Installer Experience

Become a Trusted Professional
With specialised, in depth training in servicing, maintaining, installing and repairs of all SMΔRT Centurion Systems Motors.

Technical Specifications | D20 SMΔRT | |
---|---|---|
Input voltage | 90V - 240V AC +/-10% @ 50Hz1 | |
Current consumption (Mains) | 250mA | |
Battery charger current output | 1.8A @ 27.4V +/-1% | |
Maximum number of operations per day | 750.2, 5 | |
Duty cycle - Mains present2, 3 | 45% | |
Motor voltage | 24V DC | |
Motor power supply | Battery-driven (Standard Capacity - 2x 7.2Ah)3 | |
Current consumption (motor at rated load) | 9A | |
Input / Output sink currents (Max accessory current draw) | ||
I/O 1-4 | 100mA (12/24V) | |
I/O 5 and 6 | 3A (12/24V) 10sec Pulse | |
Motor push force - starting | 52kgf | |
Motor push force - rated | 39kgf | |
Gate mass - maximum | 2000kg | |
Gate length - maximum | 25m | |
Gate speed (varies with load)2, 5 | Up to 18m/min3 | |
Manual Override | Lockable lever with key release | |
Drive Pinion | 13T Module 4 | |
Operations in standby with 2x 7.2Ah batteries | Power Saving (15m/min 20kgf) | Normal (18m/min 20kgf) | |
Half day2, 3, 4 | 101 | 55 | |
Full day2, 3, 4 | 80 | 45 | |
Collision Sensing | Electronic | |
Operating temperature range | -15°C to +50°C | |
Onboard receiver type | CENTURION rolling code (Keeloq encryption) multichannel | |
Receiver code storage capacity | 1500 Remotes6 | |
Receiver frequency | 433.92MHz | |
Degree of protection | IP54 | |
Mass of unit packed (with standard kit, but excl. rack and battery) | 13Kg | |
Packaging dimensions (with standard kit, but excl. rack and battery) | 350mm wide x 282mm deep x 470mm high |
1. Can operate off a solar supply, consult your local dealer for assistance
2. Based on 25°C ambient temperature and unit not in direct sunlight
3. Based on a motor push force of less than 50% of rated (Starting and Running forces)
4. Gate opening and closing speeds can be configured to run slower depending on the requirements of individual installations
5. Can increase battery capacity for longer standby times
6. Based on 4m gate, excluding all accessories
7. Multiple buttons per remote can be used