SCHNEIDER ELECTRIC INTERRUPTOR UNIPOLAR/2 VIAS SEM PARAFUSOS (WDE015921)

Electricians and installers working on modern residential or commercial projects will appreciate the Schneider Electric Merten System M switch insert. This 1-pole 2-way (SPDT) mechanism is built for flush mounting and features screwless terminals, making wiring quick and secure. It is designed to be paired with a separate rocker and frame from the Merten System M range, allowing you to match any interior style.

Key specifications

• Switch function: 1-pole 2-way (changeover)
• Connection type: screwless terminals
• Rated current: 10 AX
• Rated voltage: 250 V AC
• Terminal capacity: 2 x 2.5 mm² rigid, 2 x 1.5 mm² flexible
• Material: UV-resistant thermoplastic (PC)
• Protection rating: IP20
• Standards: EN 60669-1
• Number of modules: 1
• Operating temperature: -5 to 40 °C
• Electrical lifetime: 10,000 cycles
• Mechanical lifetime: 50,000 cycles

Why choose it

The screwless terminal design reduces installation time and ensures a reliable connection without the need for repeated tightening. The insert is part of the extensive Merten System M programme, so you can combine it with a wide range of rockers and frames to achieve a consistent look throughout the building. Its robust thermoplastic construction is UV resistant, preventing discolouration over time.

Ideal use cases

• Residential lighting control in living rooms, bedrooms, and hallways
• Commercial spaces such as offices, hotels, and retail stores
• Renovation projects where a flush-mounted switch is required
• Two-way switching applications for staircases or long corridors

Good to know

This switch insert is supplied without a rocker and frame, which must be ordered separately from the Merten System M range. It is rated for 10 AX, making it suitable for controlling fluorescent and LED lighting loads. The IP20 rating means it is intended for indoor use only.