Manual switches can only be "thrown" (changing the direction of the rail) by flipping a lever on the switch by hand. Manual Code 83 Snap Switches can be easily converted to remote control with #584 Lefthand and #585 Righthand switch machines.
All HO Code 83 Snap-Switches are designed for above or undertable switch machine.
Plastic frog (cannot be powered)
Cut-outs for rail joiners