Unknown P & H 54BB23EELNK ROTARY LIMIT SWITCH

Description:

The Unknown P & H 54BB23EELNK Rotary Limit Switch is used in crane and hoist control systems to monitor and limit the travel of moving equipment by mechanically actuating electrical contacts at preset positions. Commonly installed in overhead cranes, gantry cranes, hoists, and material handling equipment requiring reliable end-of-travel and positioning control. Maintenance teams, OEMs, and crane service technicians use this switch for repair, retrofit, expansion, or replacement of existing rotary limit switch assemblies.

Applications:

The Unknown P & H 54BB23EELNK Rotary Limit Switch is used in industrial applications requiring precise motion limiting and position monitoring. It is commonly found in overhead bridge cranes, gantry cranes, mining equipment, hoists, and heavy material handling systems where preventing overtravel and ensuring safe operation are essential. P & H rotary limit switches are designed for harsh industrial environments and are widely used in crane control circuits for travel, hoist, and trolley positioning.

Technical Specifications:

• Manufacturer: Unknown / P & H
• Part Number: 54BB23EELNK
• Product Type: Rotary Limit Switch
• Function: End-of-travel and position monitoring
• Number of Poles: 1 Pole
• Rated Voltage: 600 VAC
• Gear Ratio: 18:1 Reduction
• Contact Type: Mechanical Limit Switch Contacts
• Actuation Type: Rotary Shaft Driven
• Application: Crane and Hoist Control Systems
• Compatible Equipment: Overhead Cranes, Gantry Cranes, Hoists, Material Handling Equipment
• Mounting Type: Machine Mount
• Housing Material: Cast Metal Construction
• Operating Environment: Heavy Industrial Service
• Designed for Motion Control and Safety Interlocks
• Suitable for Continuous Industrial Operation
• Industrial Grade Construction for Long Service Life
• Likely a legacy P & H crane component with limited publicly available documentation.

Common Replacements:

• P & H 54BB Series Rotary Limit Switch
• Schneider Electric XCKJ Rotary Limit Switch with Matching Ratings
• Eaton E50 Heavy-Duty Rotary Limit Switch with Equivalent Specifications