FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
Littelfuse FLNR040 - Class RK5 Time-Delay Fuse 40A 250V (200kA AIC)
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
FLNR040 Littelfuse FLNR Series - UL Class RK5 Dual-Element Time-Delay Fuses Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
Littelfuse FLNR040 - Class RK5 Time-Delay Fuse 40A 250V (200kA AIC)

Littelfuse FLNR040 - Class RK5 Time-Delay Fuse 40A 250V (200kA AIC)

Littelfuse
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Littelfuse FLNR040 is a UL Class RK5 dual-element time-delay fuse designed for reliable circuit protection in industrial applications. It features a 40A current rating and 250V voltage rating with a high 200kA interrupting capacity at rated voltage. The fuse construction includes a 0.81-inch diameter ferrule rejection design measuring 3 inches in length and weighing 5.19 lb, ensuring proper installation compatibility. This fuse meets multiple industry standards including UL 248-12 Class RK5, CSA certification, CE marking, and QPL-W-F-1814 requirements. Typical applications include motor circuit protection, transformer protection, and industrial control panel applications where time-delay characteristics prevent nuisance tripping during temporary overload conditions.

Key Features & Specifications
  • Type: UL Class RK5 dual-element time-delay fuse with ferrule rejection connection
  • Voltage Rating: 250V AC
  • Current Rating: 40A
  • Dimensions: 3 inches length, 0.81 inches diameter
  • Standards: CE, UL 248-12 Class RK5, CSA Certification, QPL-W-F-1814
  • Applications: Motor circuit protection, transformer protection, industrial control panels
  • Class Rating: RK5
  • Connection: Ferrule Rejection
  • Barrels: 1
  • Velocity: TD - Time Delay
  • AIC rating: 200kA@250V
  • Weight: 5.19 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 07945815075
  • GTIN: 00079458150759