Cutler-Hammer ATQ1-1/4 - Current-Limiting Fuse 1A (10kA AIC @ 500V)

The Cutler-Hammer ATQ1-1/4 is a low-voltage current-limiting fuse from the Amp-Trap family, engineered to provide superior short-circuit protection for sensitive electrical components. It features a 500V AC voltage rating and a 1A current rating, with an impressive 10kA interrupting capacity at its rated voltage to safely clear high-level faults. This midget-class fuse is constructed with a single-barrel design, measuring 1-1/2 inches in length and 0.41 inches in diameter, and is built to meet rigorous industrial standards. Certified by UL and CSA, this fuse complies with essential safety and performance requirements for industrial applications. It is typically employed in motor control centers, industrial control panels, and branch circuits where reliable overcurrent protection is critical for transformers, meters, and control circuits.

Key Features & Specifications

• Type: ATQ, Amp-Trap current-limiting fuse, midget class, single barrel
• Voltage Rating: 500V AC
• Current Rating: 1A
• Dimensions: 1-1/2 in length, 0.41 in diameter
• Standards: UL, CSA
• Applications: Motor control centers, industrial control panels, branch circuits, transformer and meter protection
• AIC rating: 10kA @ 500V AC
• Certification: CSA, UL
• Class Rating: Midget
• Barrels: 1
• Family: Amp-Trap
• Item Subcategory: Low Voltage Fuse
• Country of Origin: Mexico

Product Identification

• UPC: 782001903503
• GTIN: 00782001903503