Genuine Somfy Motors & Parts for Roller Shades

Somfy Motorization Guides

Somfy Bus and Sensor Station Power Supply 1822440, the 24V DC power source for an SDN RS485 bus
Bus Power Supply

Somfy Bus Power Supply (1822440) for SDN Keypads and Hubs

Linda Barber

The Somfy Bus and Sensor Station Power Supply (1822440) powers up to 80 SDN bus devices at 24V DC. Specs, setup modes and fit.

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Somfy Motorization Guides

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