Mersen A4BY1200-55BA - Low Voltage Fuse 600V/1200A (Amp-Trap Current-Limiting)

Mersen A4BY1200-55BA is a low-voltage current-limiting fuse designed for high-capacity circuit protection in industrial power distribution systems. This 600V AC-rated fuse features a 1200A current rating with fast-acting Amp-Trap technology to interrupt fault currents efficiently. The compact A4BY-class construction utilizes durable materials for reliable performance in demanding environments, complying with UL/CSA standards for safety. Its 5 lb design integrates seamlessly into switchgear and motor control centers, providing robust overcurrent protection for heavy machinery, transformers, and power distribution networks.

Key Features & Specifications

• Type: Current-limiting low-voltage fuse with Amp-Trap fast-acting protection
• Voltage Rating: 600V AC
• Current Rating: 1200A
• Standards: UL/CSA certified
• Applications: Industrial switchgear, motor control centers, power distribution
• Weight: 5 lb
• Family: Amp-Trap
• Class: A4BY

Product Identification

• UPC: 782001938529
• GTIN: 00782001938529