Solid State Relay Control Package Options range from simple on/off switches for all models, a duplex switch option for the dual element WD-series, our value priced input regulators for models 3,000 watts or less, or sophisticated solid-state control systems. Listing Back To Top Design Visualizer Previous Next Design Visualizer CADdetails™ You need to be logged in to view & download files. Login/Register New to CADdetails? Register to enjoy full access to unlimited 3D models, CAD drawings and specifications. It's free! Downloads Architectural Product Information About Education Specs Media CAD Toolbar CADdetails™ Download All Manage & Share Website Share Add to Project Favorite User Feedback