A50QS1200-4 Mersen Amp-Trap Low Voltage Fuse 500V 1200A Fuse - Essential Electric Supply
A50QS1200-4 Mersen Amp-Trap Low Voltage Fuse 500V 1200A Fuse - Essential Electric Supply
A50QS1200-4 Mersen Amp-Trap Low Voltage Fuse 500V 1200A Fuse - Essential Electric Supply
A50QS1200-4 Mersen Amp-Trap Low Voltage Fuse 500V 1200A Fuse - Essential Electric Supply
A50QS1200-4 Mersen Amp-Trap Low Voltage Fuse 500V 1200A Fuse - Essential Electric Supply
A50QS1200-4 Mersen Amp-Trap Low Voltage Fuse 500V 1200A Fuse - Essential Electric Supply

Cutler Hammer A50QS1200-4 - Class A50QS Fuse 1200A 500V (200kA AIC Rating)

Cutler Hammer
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The Cutler Hammer A50QS1200-4 is a Class A50QS low-voltage current-limiting fuse from the Amp-Trap family, engineered to provide superior short-circuit protection in industrial power distribution systems. It features a 1200A current rating and a 500V AC voltage rating, with an impressive 200kA interrupting capacity at 500V to safely clear high-level faults. The fuse is constructed as a single-barrel unit with a 2.88-inch diameter and weighs 4 lb, designed for robust performance in demanding environments. It complies with UL, CSA, and CE certification standards, ensuring reliable operation and safety compliance. This fuse is typically applied in motor control centers, service entrance equipment, and feeder circuits where high interrupting capacity and current limitation are critical for system protection.

Key Features & Specifications
  • Type: Class A50QS Amp-Trap low-voltage current-limiting fuse, single barrel construction
  • Voltage Rating: 500V AC
  • Current Rating: 1200A
  • Dimensions: 2.88-inch diameter
  • Standards: UL, CSA, CE certified
  • Applications: Industrial power distribution, motor control centers, service entrance equipment, feeder circuits
  • AIC rating: 200kA@500V
  • Weight: 4 lb
  • Barrels: 1
  • Family: Amp-Trap
  • Item Subcategory: Low Voltage Fuse


Product Identification
  • UPC: 782001142346
  • GTIN: 00782001142346