Ferraz Shawmut A70QS450-4 - Low Voltage Fuse 700V/450A (200kA AIC)

Ferraz Shawmut A70QS450-4 is a low-voltage current-limiting fuse from the Amp-Trap family, designed for robust circuit protection in industrial power systems. This 700V AC-rated fuse handles 450A continuous current with a 200kA interrupting capacity at rated voltage, featuring a single-barrel construction with a 2-inch diameter and UL/CSA certifications. Its compact 2 lb design incorporates current-limiting technology to rapidly suppress fault currents, complying with stringent industrial safety standards for electrical distribution equipment. Typical applications include motor control centers, switchgear, and transformer protection where high fault currents are present.

Key Features & Specifications

• Type: Current-limiting low-voltage fuse, single barrel
• Voltage Rating: 700V AC
• Current Rating: 450A
• Dimensions: 2" diameter
• Standards: UL, CSA certified
• Applications: Industrial power distribution, MCCs, switchgear
• AIC rating: 200kA@700V
• Weight: 2 lb
• Family: Amp-Trap
• Subcategory: Low Voltage Fuse

Product Identification

• UPC: 78200194684
• GTIN: 00782001946845