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Shelly The Pill SSR Add-On Dual-Channel Solid-State Relay Monitor Category_5K Monitors it adds an extra levelShelly The Pill SSR Add On Dual Channel Solid State Relay The Shelly The Pill SSR Add On is a compact dual channel solid state relay module designed to add low voltage DC load control to The Pill by Shelly. Its two galvanically isolated outputs can independently switch compatible lights, fans, solenoids and other DC devices, supporting practical automation projects without the mechanical switching noise of a conventional relay. Important compatibility
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