PT4 Plug-in Spring Terminal Blocks

PT4 Plug-in Spring Terminal Blocks are a mainstream specification of PT Series Terminal Blocks, combining the practical advantages of Plug-in Terminal Blocks and Spring Terminal Blocks. It adopts tool-free spring push-in structure, allowing direct wire insertion and extraction without extra tools, which streamlines wiring installation, circuit rearrangement and daily equipment maintenance efficiently.   Adopting high flame-retardant insulating housing and high-quality brass conductors, this Reliable Terminal Blocks features outstanding insulation, high temperature resistance and anti-aging performance. The internal spring design clamps wires firmly, preventing loosening under vibration and ensuring long-term stable electrical conduction and safe circuit operation.   With compact outline, standard rail mounting size and excellent expandability, it supports modular combination and dense wiring layout. Widely applied in electrical cabinets, industrial automation, power distribution and m…