D3 SMΔRT

Metres per Minute
Max Gate Weight (Kg)
Life Cycle
Remotes Storage
D3 SMΔRT Sliding Gate Operator: Affordable Excellence for Domestic Gates
The D3 SMΔRT 12V1 sliding gate operator is the perfect solution for domestic applications, offering reliability and advanced features at an affordable price point.
Designed for gates weighing up to 300kg, it combines practicality with user-friendly technology to ensure seamless installations and lasting performance.
Application: Domestic
What Sets the D3 SMΔRT Apart?
Optimised for Domestic Use
Specially designed for gates up to 300kg, the D3 SMΔRT delivers reliable performance tailored to the needs of domestic properties.
Security Features
With a top speed of 24m/minute (varies with load), the D3 SMΔRT allows for swift gate opening and closing, while the new and improved theft-deterrent cage, featuring three additional support brackets for secure anchoring, ensures stronger deterrence against theft.
Affordable Reliability
Offering advanced features at an accessible price, the D3 SMΔRT makes state-of-the-art technology available to every homeowner, without compromising on quality or performance. With two onboard inputs, the D3 SMΔRT delivers no-frills access automation while still prioritising installation efficiency and end-user peace of mind. Not compatible with SMΔRT Siren and GLX900 gate lock.
The D3 SMΔRT sliding gate operator is the ideal choice for domestic installations, combining affordability, simplicity, and reliability in one compact and efficient unit. Give your clients the peace of mind they deserve with the trusted performance of the D3 SMΔRT.
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.
Safety Made Easy
The D3 SMΔRT is compatible with Photon SMΔRT fully-wireless safety beams, providing dependable protection with a sleek, cable-free design.
Important Notice
NB: Not suitable for use with steel rack.
- Comes standard with 1 x 7.2Ah 12V sealed lead-acid battery. Lithium-ion batteries are not suitable for use with this product. Battery capacity can be increased for longer standby times.
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 | D3 SMΔRT | |
---|---|---|
Input voltage1 | 110V - 240V AC 50/60Hz1 | |
Current consumption (mains) | 320mA peak | |
Dx12V Battery charger current output | 1.8A @ 14.3V +/- 5% (28W) | |
Maximum number of operations per day | 20 (3,6) | |
Duty cycle - Mains present2 3 | 25% | |
Motor power supply | Battery-driven (Standard Capacity - 1x12V) | |
Current consumption (motor at rated load) | 11A | |
Fuse Protection | Type | Rating | |
Main Control Card | Serviceable | 35A | |
Aux. Supply | Resetable Fuse | 12V 300mA MAX (10sec Pulse) | |
Charger (Mains Supply) | Non-serviceable | 3A slow-blow | |
Motor push force - starting | 18kgf | |
Motor push force - rated | 12kgf | |
Gate mass - maximum | 300kg | |
Gate speed (varies with load)4 | Maximum: Up to 24m/min Rated: Up to 21m/min | |
Manual Override | Lockable with key release | |
Operations whilst in Battery backup mode with 7.2Ah Battery | Operating Mode | |
Up to 24m/min 7kgf | Up to 24m/min 12kgf | ||
Half day5 6 8 | 90 | 80 | |
Full day5 6 8 | 70 | 65 | |
Collision Sensing | Electronic | |
Operating temperature range | -15°C to +50°C | |
Onboard receiver type | Code-hopping multichannel receiver with selective add and delete | |
Receiver code storage capacity | 32 Remotes7 | |
Receiver frequency | 433.92MHz | |
Degree of protection | IP55 | |
Mass of unit packed (with standard kit, but excl. Rack and Battery) | 6.7kg | |
Packaging dimensions (with standard kit, but excl. Rack and Battery) | 325mm wide x 245mm deep x 395mm high |
This equipment is compliant with the radiated emissions requirements of EN 55032 / CISPR 32 for Class B devices, which intends to offer adequate protection to broadcast services within the residential environment.
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
8. Dependant on the type and condition of the Battery