Westinghouse A201K4CA Three-Phase AC Contactor

Description:

The Westinghouse A201K4CA Model K Contactor is used for switching and controlling industrial electric motors and power circuits in heavy-duty motor control systems. Commonly installed in motor starters, industrial control panels, manufacturing equipment, and automation systems. Maintenance teams, electricians, and system integrators use this contactor for motor control replacement, power switching upgrades, electrical maintenance, and reliable industrial equipment operation.

Applications:

The Westinghouse A201K4CA Model K Contactor is used in industrial electrical systems requiring dependable switching control for motors, compressors, pumps, conveyors, and heavy-duty machinery. It is commonly applied in manufacturing facilities, HVAC systems, processing plants, automation equipment, and industrial motor control centers where reliable electrical contact operation, stable motor control, and continuous equipment performance are critical for operational efficiency and system protection.

Technical Specifications:

• Brand: Westinghouse
• Part Number: A201K4CA
• Product Type: Model K Contactor
• Contactor Size: Size 4
• Poles: 3 Pole
• Current Rating: 135 A
• Horsepower Rating: 100 HP
• Coil Voltage: 110–120 V
• Frequency: 50/60 Hz
• Contactor Type: Magnetic contactor
• Application: Industrial motor and power circuit control
• System Compatibility: Motor starters and control systems
• Function: Electrical switching and motor control
• Mounting Type: Panel or enclosure mounting
• Construction Type: Industrial-grade electromechanical contactor

Common Replacements:

• Allen-Bradley 509 Size 4 Contactor
• Siemens SIRIUS 3RT Series Contactor
• Eaton Freedom Size 4 Contactor