Abstract: Terminal block assemblies for electrical power distribution and methods of making such terminal block assemblies are provided. The terminal block assemblies include a terminal housing having a front side and a back side. The terminal housing defines at least one aperture therethrough with the aperture extending through the front side and the back side for receipt of an electrical connection within the terminal housing. At least one terminal is provided with the terminal configured to be securable to the electrical connection outside the terminal housing. At least one fastener device is provided for securing the terminal within the aperture of the terminal housing. The fastener device holds the terminal within the terminal housing with the terminal extending outward from the front side such that the electrical connection are fixed within the terminal housing.