Rugged and durable, the Arcolectric 22-mm industrial control switches are viable for use in control stations, instrumentation panels, and industrial machinery. The APB, ALB, and ALS series all-plastic industrial switches sport a modular construction with individual contact blocks that can be easily ganged together to provide numerous switching options. The R Type mushroom head emergency stop push switch complies with EN418 regulations. Rated for single- and three-phase power supplies (220/240V at 3amps and 380/415V at 1.5A), the switches carry UL and TUV approvals and come with matching LED pilots lamps for 24 Vdc through to 440Vac operation. Elektron Technology, Thousand Palms, CA. (760) 343-3650.