Schneider Electric XB2MD21 Selector Switch 2 Position Spring Return

Description:

The Telemecanique XB2MD21 is a 30 mm two-position selector switch with spring return, designed for momentary manual control and machine function selection in industrial automation systems. Commonly installed on control panels, motor control centers, packaging machinery, conveyor systems, and process equipment where a momentary selector switch is required for jog, inching, or directional control functions. Maintenance teams, OEMs, and system integrators use this selector switch for replacement, retrofit, and new industrial control panel assemblies.

Applications:

The Telemecanique XB2MD21 provides reliable momentary selector operation by automatically returning to its normal position after actuation, making it suitable for applications requiring temporary control input. It is widely used in manufacturing facilities, machine tools, conveyor systems, hoists, process automation equipment, and OEM machinery requiring dependable operator control.

Technical Specifications:

• Manufacturer Part Number (MPN): XB2MD21
• Manufacturer: Telemecanique (Schneider Electric)
• Product Type: Selector Switch
• Family/Series: XB2-M
• Mounting Diameter: 30 mm
• Operator Type: Standard handle selector switch
• Number of Positions: 2
• Operation: Spring return (momentary)
• Mounting: Panel mounting
• Terminal Type: Screw terminals (contact blocks dependent)
• Bezel Material: Chromium-plated metal
• Operator Color: Black
• Mechanical Durability: Up to 1,000,000 operating cycles (series specification)
• Operating Temperature: -25 °C to +70 °C
• Standards: IEC 60947-1, IEC 60947-5-1, IEC 60947-5-4
• Function: Momentary machine control and operating mode selection
• Application: Industrial control panels, machinery, and automation systems

Common Replacements:

• Telemecanique XB4BD41
• Schneider Electric XB5AD41
• Harmony XB4 two-position spring return selector switch