The IDEC HW4S-2TF20 is a robust 22mm selector switch from the HW series, featuring a 2-position interface with spring return from the right. It includes 2 Normally Open (NO) contacts and accommodates various terminal types including ring, fork, ferrule, and bare wires. This metal bezel switch ensures safety and reliability as it meets EN418 standards for positive action emergency stops. Additionally, it is UL listed, CSA certified, TUV approved, and CE marked for quality assurance in diverse industrial environments.