A70QS400-4 Mersen Amp-Trap Low Voltage Fuse 700V 400A Fuse - Essential Electric Supply
A70QS400-4 Mersen Amp-Trap Low Voltage Fuse 700V 400A Fuse - Essential Electric Supply
A70QS400-4 Mersen Amp-Trap Low Voltage Fuse 700V 400A Fuse - Essential Electric Supply
A70QS400-4 Mersen Amp-Trap Low Voltage Fuse 700V 400A Fuse - Essential Electric Supply
A70QS400-4 Mersen Amp-Trap Low Voltage Fuse 700V 400A Fuse - Essential Electric Supply
A70QS400-4 Mersen Amp-Trap Low Voltage Fuse 700V 400A Fuse - Essential Electric Supply

Cutler Hammer A70QS400-4 - Current Limiting Fuse 400A 700V (200kA AIC Rating)

Cutler Hammer
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Cutler Hammer A70QS400-4 is a low voltage current-limiting fuse from the Amp-Trap family designed to provide superior short-circuit protection in industrial electrical systems. It features a 400A current rating and 700V voltage rating with an impressive 200kA interrupting capacity at 700V for reliable fault clearing. The fuse construction utilizes a single-barrel design measuring 5.09 inches in length with a 1.5-inch diameter and weighs 2 pounds, engineered for robust performance in demanding environments. This fuse meets multiple industry certifications including UL Recognition (File 60314, Guide JFHR2), CSA Certification (LR12636), and CE compliance, ensuring adherence to strict safety standards. Typical applications include protection of motor circuits, transformers, and distribution equipment where high fault current interruption is critical.

Key Features & Specifications
  • Type: Amp-Trap current-limiting low voltage fuse, single barrel design
  • Voltage Rating: 700V AC
  • Current Rating: 400A
  • Dimensions: 5.09 inches length, 1.5 inches diameter
  • Standards: UL Recognized (File 60314, Guide JFHR2), CSA Certified (LR12636), CE
  • Applications: Motor circuit protection, transformer protection, distribution equipment
  • AIC rating: 200kA @ 700V
  • Certification: CE, UL Recognized, Guide JFHR2, File 60314, CSA Certified LR12636
  • Barrels: 1
  • Weight: 2 lb
  • Family: Amp-Trap
  • Country of Origin: Mexico


Product Identification
  • UPC: 78200194879
  • GTIN: 00782001948795