Mersen A25Z50-4 - Low Voltage Fuse 50A 300V (100kA AIC)

Mersen A25Z50-4 is a low-voltage current-limiting fuse from the Amp-Trap family, designed for robust circuit protection in industrial applications. It features a 300V AC rating with a 50A current capacity and a high 100kA interrupting rating at 300V for reliable fault protection. The fuse utilizes a single-barrel bolt-in blade connection with an EFA velocity design, housed in a compact 13.32mm diameter package. Compliant with industry safety standards, this current-limiting fuse is engineered for motor control centers, switchgear, and other demanding electrical distribution systems where fast-acting protection is critical.

Key Features & Specifications

• Type: Current-limiting low-voltage fuse with bolt-in blade connection
• Voltage Rating: 300V AC
• Current Rating: 50A
• Diameter: 13.32mm (0.525")
• Standards: UL/CSA recognized
• Applications: Motor control centers, switchgear, industrial power distribution
• AIC rating: 100kA@300V
• Connection: Bolt-In Blade
• Barrels: 1
• Velocity: EFA (Extremely Fast Acting)
• Family: Amp-Trap

Product Identification

• UPC: 78200194233
• GTIN: 00782001942335