An electrical feedthrough assembly, comprising: a lower assembly having a first end and a second end, wherein the lower assembly comprises: an outer body with a lower housing and an upper housing disposed within a bore of the outer body, wherein the lower housing extends axial outward from the outer body to form the first end, wherein the upper housing extends axial outward from the outer body to form the second end, and a first conductor extending from the lower housing to the upper housing, wherein at least one portion of the first conductor is enclosed in a first insulator; and an upper assembly having a body (139, 140) extending from a first end to a second end of the upper assembly, wherein the upper assembly comprises: a pin end at the first end, wherein the pin end is inserted into an opening of the second end of the lower assembly, a second conductor disposed within the body (139, 140), wherein at least one portion of the second conductor is enclosed in a second insulator and wherein the second conductor extends out from the upper assembly, and a chamber within the body (139, 140) having an opening at the first end of the upper assembly for receiving the first conductor, wherein the chamber includes grease and is configured to hold the first conductor, wherein the second conductor is conductively connected to the first conductor, wherein a length of the first conductor is in contact with a first electrical contact of the upper assembly, wherein the first electrical contact is connected to a second electrical contact via a conductive wire, and wherein the second electrical contact is conductively connected to the second conductor. a lower assembly having a first end and a second end, wherein the lower assembly comprises: an outer body with a lower housing and an upper housing disposed within a bore of the outer body, wherein the lower housing extends axial outward from the outer body to form the first end, wherein the upper housing extends axial outward from the outer body to form the second end, and a first conductor extending from the lower housing to the upper housing, wherein at least one portion of the first conductor is enclosed in a first insulator; and an outer body with a lower housing and an upper housing disposed within a bore of the outer body, wherein the lower housing extends axial outward from the outer body to form the first end, wherein the upper housing extends axial outward from the outer body to form the second end, and a first conductor extending from the lower housing to the upper housing, wherein at least one portion of the first conductor is enclosed in a first insulator; and an upper assembly having a body (139, 140) extending from a first end to a second end of the upper assembly, wherein the upper assembly comprises: a pin end at the first end, wherein the pin end is inserted into an opening of the second end of the lower assembly, a second conductor disposed within the body (139, 140), wherein at least one portion of the second conductor is enclosed in a second insulator and wherein the second conductor extends out from the upper assembly, and a chamber within the body (139, 140) having an opening at the first end of the upper assembly for receiving the first conductor, wherein the chamber includes grease and is configured to hold the first conductor, a pin end at the first end, wherein the pin end is inserted into an opening of the second end of the lower assembly, a second conductor disposed within the body (139, 140), wherein at least one portion of the second conductor is enclosed in a second insulator and wherein the second conductor extends out from the upper assembly, and a chamber within the body (139, 140) having an opening at the first end of the upper assembly for receiving the first conductor, wherein the chamber includes grease and is configured to hold the first conductor, wherein the second conductor is conductively connected to the first conductor, wherein a length of the first conductor is in contact with a first electrical contact of the upper assembly, wherein the first electrical contact is connected to a second electrical contact via a conductive wire, and wherein the second electrical contact is conductively connected to the second conductor.