A2K45R Mersen A2K-R Series Low Voltage Fuse 250V 45A Fuse - Essential Electric Supply
A2K45R Mersen A2K-R Series Low Voltage Fuse 250V 45A Fuse - Essential Electric Supply

Mersen A2K45R - RK1 Class Fuse 45A (200kA@250V Interrupt Rating)

Mersen
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Mersen A2K45R is a low-voltage fuse designed for circuit protection in industrial electrical systems. This RK1-class fuse features a 250V AC rating with a 45A current capacity and 200kA interrupting rating at 250V for reliable short-circuit protection. The compact cylindrical design measures 0.81" in diameter with a single-barrel construction and weighs 0.14 lb for easy installation. Compliant with industry standards for RK1 fuses, it provides time-delay characteristics to withstand temporary overloads while maintaining sensitive fault protection. Typical applications include motor control centers, panelboards, and industrial equipment requiring 250V circuit protection.

Key Features & Specifications
  • Type: A2K-R series time-delay fuse with RK1 classification
  • Voltage Rating: 250V AC
  • Current Rating: 45A
  • Dimensions: 0.81" diameter
  • Standards: RK1 fuse class compliance
  • Applications: Industrial circuit protection, motor controls, panelboards
  • Class Rating: RK1
  • Barrels: 1
  • AIC rating: 200kA@250V
  • Weight: 0.14 lb
Product Identification
  • UPC: 782001915148
  • GTIN: 00782001915148