Complete 4-Color Set for Professional Identification: Package includes 4 identical terminal blocks in Red, Yellow, Green, and Blue—perfect for color-coding neutral, ground, phases, or different voltage systems in electrical panels for instant visual identification. High-Capacity Thickened Copper Busbar: Features 7x11mm acid-washed brass busbars with increased cross-section for superior current carrying capacity, oxidation resistance, and reliable conductivity in demanding power distribution applications. Protective Translucent Cover: Includes a clear, removable cover that provides safety protection while allowing visual inspection of connections without removing the cover—ideal for maintaining clean, accessible electrical panels. Durable PA Nylon Base & Galvanized Hardware: Constructed with flame-retardant, high-temperature resistant PA nylon base and galvanized M4 crosshead screws that resist oxidation, rust, and provide secure, corrosion-resistant terminations. Versatile 3/4/5-Hole Configurations: Choose from 3, 4, or 5-hole copper bar options to match your specific neutral bar, grounding bar, or power distribution requirements in residential, commercial, and industrial panels., Manufacturer: Zokueaue Eu