IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
Littelfuse IDSR500 - RK5 Time-Delay Fuse 500A@600V (200kA AIC)
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
IDSR500 Littelfuse IDSR Series - UL Class RK5 Dual-Element Time Delay Fuses with Indication Low Voltage Fuse 600V 500A Fuse - Essential Electric Supply
Littelfuse IDSR500 - RK5 Time-Delay Fuse 500A@600V (200kA AIC)

Littelfuse IDSR500 - RK5 Time-Delay Fuse 500A@600V (200kA AIC)

Littelfuse
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Littelfuse IDSR500 is a UL Class RK5 dual-element time-delay fuse designed for industrial circuit protection with visual indication. Rated for 600V AC/DC systems with a 500A current capacity, it features a 200kA interrupting rating at 600V for high-fault protection. The fuse has a single-barrel construction with a 3.09" diameter and 2 lb weight, meeting UL Standard 248-12 and CSA certifications. Its time-delay characteristics prevent nuisance tripping while providing reliable overload and short-circuit protection for motor circuits, transformers, and power distribution equipment.

Key Features & Specifications
  • Type: UL Class RK5 dual-element time-delay fuse with indication
  • Voltage Rating: 600V AC/DC
  • Current Rating: 500A
  • Dimensions: 3.09" diameter
  • Standards: UL 248-12, CSA certified
  • Applications: Motor circuits, transformers, power distribution
  • Class Rating: RK5
  • Barrels: 1
  • AIC rating: 200kA@600V
  • Weight: 2 lb
  • Country of Origin: Mexico
Product Identification
  • UPC: 07945801584
  • GTIN: 00079458015843