High voltage termination system which features a new, co-extruded one-piece termination which is suitable for indoor environments, 25/35 kV rated. Consists of the proven Raychem non-tracking tube together with a co-extruded stress control grading layer based on ceramic semi-conductor technology (ZnO) and provides superior discharge and impulse performance. 0.8-1.25 inch insulation diameter, 1.5 inch jacket diameter and 19 inch installed length.