WESTINGHOUSE 373B331G04 CONTACT KIT 3-4 POLE SIZE 0

Description:

The Westinghouse 373B331G04 Contact Kit is used in industrial motor control and electrical switching systems for restoring contactor performance, maintaining electrical continuity, and replacing worn power contacts in Size 0 three-pole and four-pole contactors. Commonly installed in motor starters, contactors, control panels, motor control centers, and industrial automation equipment requiring dependable contact replacement for continued switching and load control operation. Maintenance electricians, OEM equipment manufacturers, and industrial system integrators use this contact kit for preventive maintenance, contactor refurbishment, repair projects, and restoration of legacy Westinghouse motor control systems.

Applications:

The Westinghouse 373B331G04 contact kit is commonly used in industrial motor starter assemblies, magnetic contactors, conveyor systems, compressor controls, pump stations, manufacturing machinery, HVAC equipment, process automation systems, and electrical distribution panels where reliable power contact replacement and switching performance are required to maintain motor control and electrical load operation.

Technical Specifications:

• Manufacturer: Westinghouse
• Part Number: 373B331G04
• Product Type: Contactor Contact Kit
• Compatible Sizes: Size 0 Contactors
• Pole Compatibility: 3 Pole and 4 Pole
• Application Type: Industrial Motor Control and Switching Systems
• Function: Power contact replacement and contactor refurbishment
• System Compatibility: Westinghouse motor starters and contactors
• Electrical Function: Current transfer and load switching support
• Installation Environment: Industrial control panels and MCC assemblies
• Industry Use: Manufacturing, processing, HVAC, and automation systems
• Compatible Equipment: Magnetic contactors and motor starters
• Maintenance Purpose: Worn contact replacement and service restoration
• Service Application: Replacement and retrofit projects
• Equipment Category: Industrial motor control replacement hardware
• Designed For: Legacy Westinghouse contactor assemblies

Common Replacements:

• Eaton Size 0 Contactor Contact Kit
• Cutler-Hammer Size 0 Power Contact Replacement Kit
• Allen-Bradley Size 0 Contactor Contact Set