Cutler Hammer AJT400 - Class J Fuse 400A 600V (200kA AIC)

Cutler Hammer AJT400 is a Class J low-voltage current-limiting fuse designed for comprehensive circuit protection in industrial power distribution systems. It features a 400A current rating and 600V AC voltage rating with a high 200kA interrupting capacity at rated voltage. The fuse construction utilizes a single-barrel design measuring 7-1/8 inches in length with a 2.13-inch diameter and weighs 3 lb. Certified to UL/CSA standards, this Amp-Trap 2000 series fuse provides reliable protection for motor circuits, feeders, and branch circuits where current limitation and high fault current interruption are critical requirements.

Key Features & Specifications

• Type: Class J current-limiting fuse, single barrel design
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 7-1/8 in length, 2.13 in diameter
• Standards: UL/CSA certified
• Applications: Industrial power distribution, motor protection, feeder circuits
• AIC rating: 200kA@600V
• Class Rating: J
• Barrels: 1
• Weight: 3 lb
• Family: Amp-Trap 2000

Product Identification

• UPC: 782001962203
• GTIN: 00782001962203