Somfy Integrator Guides

ShadeMotorsDirect drawing set for replacing the Somfy SDN Power Panel 1870259 with PowerConnect, sheet SMD-01

Commercial

Replace a Somfy SDN Power Panel 1870259 with PowerConnect

Oct 31, 2026 Ryan Towns

Somfy lists SDN PowerConnect as the replacement for the obsolete 1870259 power panel. Port counts, published sizes, which wiring detail fits each existing home run, and a swap-day sequence.

Commercial

Somfy SDN Wiring Rules for Commercial Shade Projects

Oct 31, 2026 Ryan Towns

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Replace a Somfy SDN Power Panel 1870259 with PowerConnect