Square D XB4BD33 Pump Select Switch Hand/Off/Auto 3-Position

The Square D XB4BD33 is a heavy-duty selector switch designed for pump control applications, featuring a three-position Hand-Off-Auto (H-O-A) configuration. This industrial-grade control switch is part of Schneider Electric's Harmony XB4 series, engineered for reliable operation in demanding environments.

Key Features:

• Three-position selector switch with Hand-Off-Auto functionality for flexible pump control
• Maintained contact operation for stable switching positions
• 22mm mounting diameter for standard control panel installation
• Durable metal bezel construction for industrial applications
• Compatible with Harmony XB4 contact blocks and mounting accessories
• Clear position marking for easy operator identification

This selector switch is ideal for pump control stations, water treatment systems, HVAC applications, and other automated fluid handling systems where manual override capability is required. The Hand-Off-Auto configuration allows operators to choose between manual control, system off, or automatic operation based on external control signals.