Littelfuse FLNR-040ID - Time-Delay Fuse 40A 250V (Indicator Type)

Littelfuse FLNR-040ID is a time-delay fuse designed for branch circuit protection in industrial electrical systems. This 40A rated fuse provides reliable overcurrent protection with a voltage rating of 250V AC, featuring a compact cylindrical design with indicator functionality for visual fault detection. Constructed with robust materials and meeting relevant industry standards, the fuse offers coordinated protection for motor circuits and transformer applications. Its time-delay characteristics prevent nuisance tripping from temporary overloads while maintaining effective protection against sustained overcurrent conditions. Typical applications include industrial control panels, HVAC systems, and power distribution equipment where coordinated circuit protection is required.

Key Features & Specifications

• Type: Time-delay fuse with indicator, cylindrical body design
• Voltage Rating: 250V AC
• Current Rating: 40A
• Dimensions: Standard FLNR series form factor
• Standards: UL/CSA certified
• Applications: Motor circuits, transformer protection, industrial control panels
• Fuse Class: FLNR series
• Weight: 0.8 lb
• Mounting: Fuse clip compatible
• Operation: Time-delay characteristic