Somfy
Somfy Sonesse 28 WireFree RTS Li-Ion 1.1/20 Motor with USB-C | Pre-Order
Somfy Sonesse 28 WireFree RTS Li-Ion 1.1/20 Motor with USB-C | Pre-Order
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The Somfy Sonesse 28 WireFree RTS Li-Ion 1.1/20 is a 1.1 Nm rechargeable battery motor for internal blinds, charged through a USB-C port on the motor head. The lithium-ion battery is built in, so there is no wiring, no external battery pack and no electrician needed. It replaces the Altus 28 WireFree RTS Li-Ion (1241151).
Key features
- USB-C charging; magnetic charging accessories sold separately
- Built-in lithium-ion battery, about 9 months per charge (Somfy estimate)
- Quiet operation, 45 dBA
- 8 mm thin motor head to reduce the light gap
- Programming button, LED and low-battery indicator on the motor head
- Enhanced quick drive wheel for faster installation
- Adjustable speed from 10 to 28 rpm
- Intermediate "my" favourite position
- Tilt function when paired with a Situo RTS Variation control
- Works with TaHoma switch, including Google Assistant and Amazon Alexa voice control
- Compatible with the USB-C Li-ion solar panel (sold separately)
- Fits steel or aluminium tubes of 30 mm or larger
Before you order
- One motor plate is required to suit your bracket system: Acmeda 12 mm (9025999), Rollease Skyline (9026003) or Vertilux (9026004)
- Recharge at least once every 12 months, even if the motor still runs. A battery left flat for more than two months may not recharge.
Specifications
| Somfy reference | 1247333 |
| Torque / nominal speed | 1.1 Nm / 20 rpm (adjustable 10–28 rpm) |
| Technology | RTS 433.42 MHz |
| Range | 20 m in house, 200 m open field |
| Power | DC 12 V built-in lithium-ion battery, USB-C charging |
| Motor head | Round, 40 mm diameter, 8 mm thick |
| Length (L1) | 562.2 mm |
| Noise level | 45 dBA |
| Limit switch | Electronic |
| Protection index | IP20 (indoor use only) |
| Insulation class | III |
| Working temperature | 0 °C to 60 °C |
| Approval | RCM |
| Somfy warranty | 5 years |
Paid Pickup (Malaga, WA)
Noted: If you opt for local pickup, kindly make the purchase online first. We will notify you when the item is ready for collection. Usually, it will be immediately available, but in the case of stock shortages, it may take a few days to restock. Please wait for our confirmation before coming.
Please be aware that walk-in purchases will be subject to the retail price. If you wish to receive the same price as the online store, kindly place your order online.
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