| style="width:200px;" | The host box object can have one capped end at most.
|-
| style="width:30px;" | [[File:lumped_src_iconhertz_src_icon.png]]| style="width:150px;" | [[Glossary_of_EM.Cube%27s_Materials,_Sources,_Devices_%26_Other_Physical_Object_Types#Lumped Source Filamentary_Current_Source |Filamentary Current Source]]| style="width:250px;" | General-purpose point voltage wire current source
| style="width:200px;" | None (stand-alone source)
| style="width:200px;" | A single pointline| style="width:200px;" | NoneLong wire current sources must be aligned along one of the principal axes
|-
| style="width:30px;" | [[File:plane_wave_icon.png]]