Material: The terminal block housing is made of high-strength PC material, offering excellent toughness and impact resistance. It is dustproof and scratch-resistant, effectively protecting internal wire connectors and extending their service life. Protective Design: Each terminal is equipped with a transparent protective cover to prevent accidental contact or short circuits, enhancing operational safety. Core Advantages: The double-row screw terminal structure supports direct connection of bare wires, avoiding wire clutter. The insulated terminal strip design neatly organizes signal and power lines, simplifying wiring processes and improving work efficiency. Easy Installation: Screw holes are pre-drilled on both sides of the terminal block, allowing quick and effortless installation by securing with screws and connecting cables. Package Contents: 2PCS 4 position terminal strip blocks, 2PCS 5 position terminal strip blocks, 2PCS 6 position terminal strip blocks, 2PCS 4 position jumpers, 2PCS 5 position jumpers, 2PCS 6 position jumpers. Terminal Blocks Rated: 600V/15A, Jumper Rated:400V/15A. KERWINN 15A Screw Terminal Block 4/5/6 Position Dual Row Covered 400V Pre-Insulated Terminal Barrier Strips (6PCS 15A 4P/5P/6P+6PCS Wiring Strips)