Whatever Mother Nature Has in Store, Somfy Has You Covered!
Always there…. Rain or Shine.
Somfy is proud to offer the Ondeis WireFree™ RTS Rain and Sun Sensor, the first totally wireless rain and sun sensor on the market. The Ondeis WireFree™ RTS Rain and Sun Sensor offers automatic protection from the elements, while providing important energy savings.
Solar-powered and totally wireless, the Ondeis will protect your customers’ outdoor products from the rain. Automatically retract awnings, exterior screens or rolling shutters when the rain starts to pour, or extend shading to keep cooling costs low.
Easy to Customize
The Ondeis has six modes of operation and is compatible with all new and existing Radio Technology Somfy®(RTS) motorized awnings, exterior screens, and rolling shutters. Choose between rain or sun protection, or turn on both at once.

Easy to Install
The Ondeis is easy to install, requires no wiring, and can mount flat, on a pole, or even on the gutter thanks to an additional gutter mount. Easy-to-read LED indicator lights will let you know which function is working.
Protection for Exterior Products
Protect exterior products from rain damage with a sensor that quickly responds to changes in weather, whether customers are at home or away. Plus the Ondeis can be combined it with Somfy’s Eolis 3D WireFree™ RTS Wind Sensor for complete weather protection.
Motorized solar screens and solar shades offer a modern look with practical, energy-efficient benefits. They also provide instant privacy and allow for easy access to hard to reach window coverings.
Somfy motors latest development is the anti-blocking system (ABS) wheel. This (ABS) wheel was development for new and existing motorized zip screen applications. It works by detecting obstacles in the track or path of screen operation and stops the motor within .5 seconds avoiding fabric unroll, a zip that falls out of its track or guide, or any other damage to the screen system. This safety feature also protects children and the customer’s belongings.