WESTINGHOUSE 373B331G04 SIZE 0 3 OR 4 POLE CONTACT KIT

Description:

The Westinghouse 373B331G04 Contact Kit is a replacement renewal contact kit designed for Westinghouse A200 Series magnetic contactors and motor starters. It is used to restore electrical switching performance by replacing worn moving and stationary contacts in NEMA Size 0 three-pole and four-pole contactor assemblies. This kit helps maintain proper current transfer, reduces contact resistance, and extends the operational life of industrial motor control equipment used in manufacturing, HVAC, pumping systems, conveyors, compressors, and automation applications. It is compatible with A200, A201, A210, and A211 series contactors and motor starters.

Applications:

The Westinghouse 373B331G04 contact kit is commonly used in A200 Series motor starters, magnetic contactors, motor control centers, conveyor systems, compressor controls, pump stations, HVAC equipment, manufacturing machinery, process automation systems, and industrial electrical control panels where reliable contact replacement and load-switching performance are required for continuous motor operation and equipment control.

Technical Specifications:

• Manufacturer: Westinghouse / Cutler-Hammer / Eaton
• Part Number: 373B331G04
• Product Type: Contactor Contact Renewal Kit
• Series Compatibility: A200 Series / A201 Model J
• Contactor Size: NEMA Size 0
• Pole Compatibility: 3-Pole and 4-Pole
• Voltage Rating: 600 VAC Maximum
• Current Rating: 18 Amps
• Function: Replacement of moving and stationary power contacts
• Compatible Equipment: A200, A201, A210, and A211 contactors and motor starters
• Application Type: Industrial motor control and switching systems
• Installation Environment: MCCs, starter assemblies, and control panels
• Contact Configuration: Moving and stationary contact assemblies
• Maintenance Purpose: Contactor refurbishment and service restoration
• Mounting Hardware: Included in most kit configurations
• Industry Use: Manufacturing, HVAC, processing, and automation systems
• Service Application: Replacement and retrofit projects
• Equipment Category: Industrial motor control replacement hardware

Common Replacements:

• Eaton 373B331G04 A200 Size 0 Contact Kit
• LANCO 373B331G04 Replacement Contact Kit
• Ohio Contact 746244T Replacement Contact Kit for Westinghouse A200 Series