Mersen A2D12R - RK1 Class Fuse 12A 250V (200kA AIC Rating)

Mersen A2D12R is a low-voltage current-limiting fuse designed for protecting electrical circuits and equipment from overcurrent and short-circuit conditions. It features a 12A current rating and 250V voltage rating with a high 200kA interrupting capacity at rated voltage. The fuse construction includes a single-barrel design measuring 2" in length with a 0.56" diameter and weighs 0.04 lb, built to RK1 class specifications for time-delay characteristics. This component meets CSA C22.2 No. 248.12, DC UL 248, and UL 248-12 File E2137 standards, ensuring reliable performance in industrial power distribution systems, motor branch circuits, and transformer protection applications where coordinated circuit protection is required.

Key Features & Specifications

• Type: A2D-R low-voltage current-limiting fuse, single-barrel construction with time-delay characteristics
• Voltage Rating: 250V AC/DC
• Current Rating: 12A
• Dimensions: 2" length x 0.56" diameter
• Standards: CSA C22.2 No. 248.12, DC UL 248, UL 248-12 File E2137
• Applications: Industrial power distribution, motor branch circuits, transformer protection
• AIC rating: 200kA@250V
• Class Rating: RK1
• Barrels: 1
• Weight: 0.04 lb
• Family: Amp-Trap 2000
• Country of Origin: Mexico

Product Identification

• UPC: 078200199081
• GTIN: 00782001990817