Littelfuse IDSR025 - RK5 Time-Delay Fuse 25A 600V (200kA AIC)

Littelfuse IDSR025 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial electrical systems. It features a 600V AC/DC voltage rating and 25A current rating with a 200kA interrupting capacity at 600V for reliable overcurrent protection. The fuse has a compact cylindrical design with a 2.59" diameter and 0.18 lb weight, constructed with indication capability for visual fault detection. Compliant with UL Standard 248-12 and CSA certifications, this Mexico-manufactured fuse meets rigorous safety requirements for industrial power distribution panels, motor circuits, and transformer protection applications.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse with indication
• Voltage Rating: 600V AC/DC
• Current Rating: 25A
• Dimensions: 2.59" diameter
• Standards: UL 248-12, CSA certified
• Applications: Industrial power distribution, motor protection, transformer circuits
• Class Rating: RK5
• Barrels: 1
• AIC rating: 200kA@600V
• Weight: 0.18 lb
• Certification: UL Listed/CSA

Product Identification

• UPC: 07945801561
• GTIN: 00079458015614