Updated version! 3D-models of an electric power plugs ('male' and 'female' AC power connectors) with subdivision surface topology.
Modeled with Blender 2.77, rendered via Blender Cycles (#1 thumbnail image and #7 turntable with some levels adjustments). The dimensions of the models do not have exact size of a real world connector, but approximate size for visualization purpose only.
Native BLEND file have lighting and render setups in Cycles mode, and also node shaders / materials (only in BLEND file!) as shown at #1 thumbnail and #7 turntable images. FBX (7.4 binary version) and OBJ formats are exported from Blender and submitted as a meshes/objects as shown on #2-4,6 thumbnails and #8-10 turntables.