20x5 mm Busbar Insert – SU1, SU2, SU3, SU3-1 & SU4 Compatible

This 20×5 mm busbar insert is designed for use with Daynight's SU1, SU2, SU3, SU3-1, and SU4 busbar holder systems. It provides a robust termination point for electrical distribution and panel wiring applications. Ideal for electricians and panel builders requiring reliable busbar connectivity in industrial and commercial installations.