The ABB SPHSS13 is a high-reliability safety relay module designed for industrial safety circuits, providing emergency stop (E-STOP), safety door, and light curtain monitoring functions to ensure compliance with international safety standards (e.g., EN ISO 13849) for machine protection.

The ABB GFD563A101 3BHE046836R0101 is a multi-functional industrial control module, primarily serving as an excitation regulator and signal processing unit for ABB automation systems, with signal isolation, protocol compatibility, and robust performance in harsh environments.