A70QS300-4 Mersen Amp-Trap Low Voltage Fuse 700V 300A Fuse - Essential Electric Supply
A70QS300-4 Mersen Amp-Trap Low Voltage Fuse 700V 300A Fuse - Essential Electric Supply
A70QS300-4 Mersen Amp-Trap Low Voltage Fuse 700V 300A Fuse - Essential Electric Supply
A70QS300-4 Mersen Amp-Trap Low Voltage Fuse 700V 300A Fuse - Essential Electric Supply
A70QS300-4 Mersen Amp-Trap Low Voltage Fuse 700V 300A Fuse - Essential Electric Supply
A70QS300-4 Mersen Amp-Trap Low Voltage Fuse 700V 300A Fuse - Essential Electric Supply

Cutler Hammer A70QS300-4 - Low Voltage Current-Limiting Fuse 300A (200kA AIC @ 700V)

Cutler Hammer
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Cutler Hammer A70QS300-4 is a low voltage current-limiting fuse from the Amp-Trap family designed to provide superior short-circuit protection for industrial electrical systems. It features a 300A current rating and 700V voltage rating with an impressive 200kA interrupting capacity at 700VAC, ensuring reliable circuit protection under high fault conditions. The fuse is constructed as a single-barrel design measuring 5.09 inches in length with a 1.5-inch diameter and weighs 1 lb, featuring robust construction for demanding environments. It carries multiple certifications including UL Recognition (File 60314, Guide JFHR2) and CSA Certification (LR12636), meeting rigorous industry standards for safety and performance. This fuse is typically applied in industrial power distribution systems, motor circuits, and panelboards where high fault current interruption is critical for equipment protection.

Key Features & Specifications
  • Type: Low Voltage Current-Limiting Fuse, Amp-Trap Family, Single Barrel
  • Voltage Rating: 700V AC
  • Current Rating: 300A
  • Dimensions: 5.09 inches length, 1.5 inches diameter
  • Standards: UL Recognized (File 60314, Guide JFHR2), CSA Certified (LR12636), CE
  • Applications: Industrial power distribution, motor protection, panelboards
  • AIC rating: 200kA @ 700V
  • Certification: CE, UL Recognized, Guide JFHR2, File 60314, CSA Certified LR12636
  • Barrels: 1
  • Weight: 1 lb
  • Family: Amp-Trap
  • Country of Origin: Mexico


Product Identification
  • UPC: 78200194833
  • GTIN: 00782001948337