Mersen A3T400 Fuse | A3T A3T 300V 400A - Essential Electric Supply
Mersen A3T400 Fuse | A3T A3T 300V 400A - Essential Electric Supply
Mersen A3T400 Fuse | A3T A3T 300V 400A - Essential Electric Supply
Mersen A3T400 Fuse | A3T A3T 300V 400A - Essential Electric Supply

Mersen A3T400 - T-Class Fuse 400A@300V (200kA AIC)

Mersen
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Mersen A3T400 is a low-voltage current-limiting fuse designed for industrial circuit protection with a 400A current rating and 300V voltage capacity. Its single-barrel T-class construction features a 1.33" diameter body with 1.84" clip centers, rated for 200kA interrupting capacity at 300V AC. The fuse meets industry standards for current-limiting protection in demanding environments. Typical applications include motor branch circuits, transformer protection, and industrial power distribution systems where high fault currents are present.

Key Features & Specifications
  • Type: A3T series current-limiting fuse, single barrel
  • Voltage Rating: 300V AC
  • Current Rating: 400A
  • Dimensions: 1.33" diameter, 1.84" clip center spacing
  • Standards: UL/CSA recognized
  • Applications: Industrial power distribution, motor protection
  • Class Rating: T
  • AIC rating: 200kA@300V
  • Weight: 2 lb
Product Identification
  • UPC: 782001890285
  • GTIN: 00782001890285