Westinghouse 0T1C Rear Connect Pushbutton Contact Block

Description:

The Westinghouse Double Black Rear Connect Contact Block 0T1C (137-1) is an industrial pushbutton contact block used in electrical control and automation systems. Commonly installed in operator stations, pushbutton assemblies, motor control panels, and industrial machinery requiring auxiliary contact switching and rear-connected wiring configurations. Maintenance electricians, control engineers, and industrial automation technicians use this contact block for replacement, retrofit, or operator control station maintenance. The double black rear-connect design is intended for Oil-Tite pushbutton and selector switch assemblies.

Applications:

The Westinghouse 0T1C contact block is commonly used in industrial electrical control systems to provide auxiliary switching, start/stop control logic, interlocking, and operator interface functions. It is installed in manufacturing equipment, motor starters, conveyor systems, process control panels, and industrial machinery where reliable contact operation and durable rear-connected control wiring are required. The rear-connect configuration simplifies panel wiring and maintenance access in industrial control assemblies.

Technical Specifications:

• Manufacturer: Westinghouse Electric Corporation
• Part Number: 0T1C
• Reference Number: 137-1
• Product Type: Rear Connect Contact Block
• Contact Block Style: Double Black Contact Block
• Wiring Configuration: Rear-connected terminals
• Function: Auxiliary switching and pushbutton control operation
• Application: Industrial electrical control and automation systems
• System Compatibility: Westinghouse Oil-Tite pushbutton and selector switch assemblies
• Mounting Type: Operator station / pushbutton assembly installation
• Contact Configuration: Industrial auxiliary contact arrangement
• Installation Type: Panel-mounted control device accessory
• Operating Environment: Industrial and commercial electrical applications
• Intended Use: Operator control and auxiliary switching functions
• Performance Feature: Durable industrial contact switching with rear terminal access
• Condition Availability: Commonly available as surplus or replacement industrial component

Common Replacements:

• Eaton M22 Rear Contact Block
• Schneider Electric Harmony Contact Block
• Siemens SIRIUS ACT Contact Block