Features: Engineereds for compatibility, these contact bridge secure connect cables using corrosion resistant copper contacts and PA66 insulation for industrial durability. The spring mechanism enables easy installation, allowing instants secure connection in DIN rail systems without screws or equipment. Designs for electricians and enthusiasts, these terminals block complex wiring in control panel or automotive electrical systems. For upgrading industrial machinery, automotive wiring harnesses, or residential circuit breakers box needing standardized DIN rail connection. Builts to withstands temperatures, these flame retardant PA66 terminals connectors ensures vibrations proof performances in demanding environment. Specifications: Component: Copper, PA66 Size: Single chip 2.3x0.9cm/0.91x0.35inch Package Includes: 50pcs Terminals Connectors note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.