Ferraz Shawmut A2Y400-3 - Class K Fuse 400A (200kA AIC @250V)

Ferraz Shawmut A2Y400-3 is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. This Class K fuse features a 400A current rating and 250V voltage rating with a 200kA interrupting capacity, housed in a compact 2-inch diameter blade-style construction for efficient panel integration. Its single-barrel Amp-Trap design provides fast-acting protection against short circuits and overloads while meeting industry standards for reliability. Typical applications include motor control centers, switchgear, and transformer protection where high fault current interruption is critical.

Key Features & Specifications

• Type: Current-limiting low-voltage fuse, blade connection
• Voltage Rating: 250V AC
• Current Rating: 400A
• Dimensions: 2" diameter
• Standards: Class K rated
• Applications: Industrial power distribution, MCCs, switchgear
• AIC rating: 200kA@250V
• Connection: Blade
• Barrels: 1
• Weight: 2 lb

Product Identification

• UPC: 78200190719
• GTIN: 00782001907198