Siemens Industrial Controls 49SDSBJ 3-Position Maintained Selector Switch NEMA 1

The Siemens Industrial Controls 49SDSBJ is a professional-grade 3-position maintained selector switch designed for industrial motor control and automation applications. This 22mm selector switch features a 2NO contact configuration with silver alloy contacts rated for 10 amps, providing reliable switching performance in demanding industrial environments.

Key Features:

• NEMA 1 enclosure suitable for use with various motor starter sizes
• Maintained contact mode with short lever actuator and screw terminals
• Includes multiple legend options: HAND-OFF-AUTO, REV-OFF-FOR, HIGH-OFF-LOW, and LOCAL-OFF-REMOTE
• Compatible with enclosures featuring lift-off covers
• Operating temperature range: -4°F to 104°F (storage: -22°F to 149°F)
• Replaces legacy part number 49SBSB1

This selector switch is commonly used in HAND-OFF-AUTO applications for motor starters, allowing operators to choose between manual control, off position, or automatic operation. The maintained contact design ensures the switch stays in the selected position until manually changed, making it ideal for controlling pumps, fans, conveyors, and other industrial equipment.