X-10 Powerhouse SC503 16-Unit Plug in Maxi Controller C1

Vintage X-10 Powerhouse 16 Unit Plug-In Maxi Controller SC503 No Cover

X-10 Powerhouse SC503 Maxi Controller 16-Unit Plug In 120V AC 60Hz

X-10 Powerhouse SC503 16-Unit Plug in Maxi Controller ~ Pre-Owned

Vintage X-10 Powerhouse 16 Unit Plug-In Maxi Controller SC503 No Cover

X-10 Powerhouse 16 Unit Maxi Controller SC503

Vintage X-10 Powerhouse 16 Unit Plug-In Maxi Controller SC503 No Cover

X-10 Powerhouse SC503 16-Unit Plug in Maxi Controller WORKS. Lid Broken (bit)