75MB14 - Siemens Contact Kit

75MB14 - Siemens Contact Kit

Keep your Siemens/Furnas vertical-lift contactors in top shape with the Siemens 75MB14 Contact Kit. Designed as a true OEM replacement, this kit gives you everything you need—movable and stationary contacts, springs, and mounting hardware—to quickly restore worn or aging contact assemblies. It’s built to deliver reliable electrical performance and resist arcing, helping your equipment run longer and smoother without unexpected downtime. Whether you’re a service technician, maintenance professional, or part of an OEM assembly team, this kit makes repair straightforward and efficient.

Key Features and Benefits

• OEM-accurate replacement: For Siemens/Furnas Size 6 contactors (14MB, 22MB, 40MB, 14MF, 22MF, 40MF) for a perfect fit.
• All-in-one kit: Includes moving and stationary contacts, springs, and mounting hardware for easy installation.
• High load capacity: Handles heavy loads up to 600 VAC and 540 A, suitable for industrial motor starters and demanding electrical applications.
• Reduces arcing: Helps prevent unexpected downtime, keeping your operations running reliably.

Technical Specifications

• Contact Kit Type: 1-pole vertical-lift replacement
• Compatibility: Siemens/Furnas Size 6 contactors
• Voltage Rating: Up to 600 VAC
• Current Rating: 540 A
• Kit Contents: 1 movable contact, 2 stationary contacts, springs, screws
• Weight: ~4.4 lb (2 kg)

Material Compliance and Certifications

• Built to meet Siemens/Furnas standards: Complies with NEMA, UL, and CSA regulations, ensuring safe, dependable use in industrial environments.

Where It Works Best

• Ideal for maintenance crews, service technicians, and OEM teams, the 75MB14 is perfect for refreshing high-capacity contactors in HVAC systems, pumps, conveyors, and motor starters, giving you an affordable way to extend equipment life without replacing the entire assembly.