Westinghouse OT1A Motor Cut-Off Switch

Description:

The Westinghouse OT1A Motor Cut-Off Switch is used in industrial motor control and electrical disconnect systems. Commonly installed in manufacturing equipment, motor control centers, conveyor systems, and industrial automation panels. Maintenance teams and system integrators use this motor cut-off switch for replacement, retrofit projects, preventive maintenance, and industrial safety disconnect upgrades.

Applications:

The Westinghouse OT1A motor cut-off switch is commonly used in manufacturing facilities, industrial automation systems, HVAC equipment, power distribution systems, and motor control applications where reliable motor disconnect switching and dependable power isolation are critical for safe and continuous electrical operation.

Technical Specifications:

• Brand: Westinghouse
• Part Number: OT1A
• Product Type: Motor Cut-Off Switch
• Switch Type: Manual Disconnect Switch
• Application: Motor Isolation and Power Disconnect
• Mounting Type: Panel Mount
• Operation Type: Manual Rotary / Toggle Operation
• Phase Compatibility: Single and Three Phase Systems
• Frequency Rating: 50/60 Hz
• Industrial Duty Rated: Yes
• Compatible Installations: Motor Control Centers and Industrial Panels
• Terminal Type: Screw Terminal Connections
• Operating Function: Motor Power Isolation and Disconnect
• Safety Function: Equipment Service Disconnect
• Typical Use: Industrial Motor and Equipment Shut-Off Applications

Common Replacements:

• Eaton DH Series Disconnect Switch
• Allen-Bradley 194R Disconnect Switch
• Square D Class 9422 Disconnect Switch