Mersen A3T20 - Class T Fuse 20A 300V (200kA AIC)

Mersen A3T20 is a low-voltage time-delay fuse designed for circuit protection in industrial electrical systems. This Class T fuse features a 300V AC/DC voltage rating and 20A current rating with a 200kA interrupting capacity at 300V for reliable short-circuit protection. The single-barrel construction measures 0.41" in diameter with a compact form factor, manufactured to meet stringent industry standards for electrical safety. UL-recognized and CSA-certified, this fuse provides coordinated protection for motors, transformers, and power distribution equipment in demanding environments.

Key Features & Specifications

• Type: Class T time-delay fuse, single barrel design
• Voltage Rating: 300V AC/DC
• Current Rating: 20A
• Dimensions: 0.41" diameter
• Standards: UL 248-10, CSA C22.2 No. 248.10
• Applications: Motor circuits, transformers, industrial power distribution
• AIC rating: 200kA@300V
• Class Rating: T
• Barrels: 1
• Weight: 5 lb

Product Identification

• UPC: 782001890070
• GTIN: 00782001890070