Eaton Limit Switches Limit switch 629730 - Eaton 41246, The Eaton T0-2-1/EA/SVB-SW is a lockable limit switch designed to handle up to 20 A at 690 V. This black rotary cam switch provides versatile functionality including reversing, changeover, and selection. It is typically used in industrial applications for controlling machinery and equipment. Eaton T0-2-1/EA/SVB-SW Limit Switch Lockable 20A 690V Black 1 piece