40420-322-51 - Allen Bradley Contact Kit

40420-322-51 - Allen Bradley Contact Kit

Restore the performance of your NEMA Size 2 Allen-Bradley contactors with the 40420-322-51 contact kit—a durable, motor-rated single-pole replacement designed for use in Bulletin 500, 505, 509, and 520 series systems. Built to exact OEM specifications, this high-quality kit ensures reliable operation for 3-phase motor loads, simplifying maintenance and minimizing downtime in demanding industrial environments.

Key Features and Benefits

• Complete Single-Pole Kit: Includes movable contact, front and rear stationary contacts, spring, and mounting hardware for quick, field-ready installation
• Motor-Rated Performance: Designed for NEMA Size 2 starters handling AC motor loads in industrial control applications
• Electrical Rating: Supports continuous operation at 45 A, up to 600 VAC—ideal for heavy-duty motor switching
• Cost-Effective Maintenance: Replace worn contacts instead of full assemblies to reduce repair costs and extend system life

Technical Specifications

• Kit Type: NEMA Size 2 contactor contact kit (single-pole, open-style)
  
• Compatible With: Allen-Bradley Bulletins 500, 505, 509, 520 contactors and motor starters
  
• Electrical Rating: 45 A continuous, up to 600 VAC
  
• Included Components: 1 movable contact, 1 front stationary contact, 1 rear stationary contact, spring, mounting hardware
  

Material Compliance & Certifications

• Compliance: Conforms to NEMA ICS‑2 standards for motor starter safety and performance
• Certifications: CSA/UL-rated when installed in compliant equipment as per Rockwell Automation guidelines

Where It Works Best

• Primary Applications: Motor control centers, HVAC systems, water treatment, conveyors, and automation systems
  
• User Groups: Maintenance technicians, OEMs, field service professionals, and industrial control panel builders
  
• Ideal Solution For: Restoring worn contacts in NEMA Size 2 Allen-Bradley contactors without replacing full assemblies
  

Choose the Allen-Bradley 40420-322-51 Contact Kit to maintain high-performance operation in your motor control systems with cost-effective, OEM-approved reliability.