Westinghouse PB1B Push Button Contact Block Red Stop Normally Close

Description:

The Westinghouse PB1B Push Button Contact Block Red Stop Normally Closed is used in industrial control and operator interface systems. Commonly installed in control panels, motor control centers, manufacturing equipment, and industrial automation machinery. Maintenance teams and system integrators use this pushbutton assembly for replacement, retrofit projects, preventive maintenance, and industrial control station upgrades.

Applications:

The Westinghouse PB1B push button contact block is commonly used in manufacturing facilities, industrial automation systems, HVAC equipment, power distribution systems, and motor control applications where reliable stop command switching and dependable normally closed control signaling are critical for safe and continuous electrical operation.

Technical Specifications:

• Brand: Westinghouse
• Part Number: PB1B
• Product Type: Push Button Contact Block
• Operator Color: Red
• Function Type: Stop Pushbutton
• Contact Configuration: Normally Closed (NC)
• Model Type: Model B
• Mounting Type: Panel Mount
• Application: Industrial Control and Operator Interface Systems
• Operation Type: Momentary Pushbutton Actuation
• Contact Type: Auxiliary Contact Block
• Compatible Equipment: Motor Starters and Industrial Control Stations
• Terminal Type: Screw Terminal Connections
• Frequency Rating: 50/60 Hz Compatible
• Industrial Duty Rated: Yes
• Compatible Installations: Industrial Control Panels and MCC Systems
• Operating Function: Stop Control Signal Activation

Common Replacements:

• Allen-Bradley 800T-J2
• Eaton 10250T Pushbutton Assembly
• Schneider Electric Harmony XB4 Stop Pushbutton