Mersen A4BY250 - Class L Fuse 250A (200kA AIC @600V)

Mersen A4BY250 is a low-voltage current-limiting fuse designed for industrial circuit protection with a 200kA interrupting capacity at 600V AC. This Class L fuse features a 250A current rating housed in a compact 2-inch diameter single-barrel design with robust construction for high-fault environments. It meets CSA and UL safety standards for reliable operation in demanding applications. The A4BY250 is commonly used in motor control centers, switchgear, and industrial power distribution systems requiring durable short-circuit protection.

Key Features & Specifications

• Type: Current-limiting fuse, Class L, single-element design
• Voltage Rating: 600V AC
• Current Rating: 250A
• Dimensions: 2" diameter
• Standards: CSA, UL listed
• Applications: Motor protection, switchgear, power distribution
• AIC rating: 200kA@600V
• Class Rating: L
• Barrels: 1
• Weight: 1 lb

Product Identification

• UPC: 782001939014
• GTIN: 00782001939014