FLNR040ID - Littelfuse 40A 250VAC/125VDC Class RK5 Time Delay Indicating Fuse

FLNR040ID

FLNR040ID is a Littelfuse Class RK5 indicating time delay fuse rated for 40 amps and 250 VAC/125 VDC operation.This fuse features a dual-element design providing advanced short-circuit and overload protection with current limiting capabilities. It includes a visual blown fuse indicator for quick identification, reducing downtime and increasing safety. The cartridge-style fuse has ferrule terminals and is suitable for general purpose circuits, distribution panelboards, industrial control panels, and service entrance switches. It meets UL 248-12 and CSA standards with a high interrupt rating of 300 kA AC and 20 kA DC.

Key Specifications
• Amperage Rating: 40 A
• Voltage Rating: 250 VAC / 125 VDC
• Fuse Class: RK5
• Time Delay (Slow Blow) Type
• Dual Element Design
• Interrupt Rating: 300 kA AC, 20 kA DC
• Visual Blown Fuse Indication
• Terminal Type: Ferrule
• Body Style: Cartridge
• Mounting Method: Fuse Block / Clip / Holder
• Standards: UL 248-12, CSA LR29862

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Specifications

• Part Number: FLNR040ID
• Manufacturer : Littelfuse
• Brand : Littelfuse
• Category : Fuse
• Item Subcategory : Low Voltage Fuse
• Family : FLNR_ID Series - UL Class RK5 Dual-Element Time-Delay Fuses with Indication
• Type : FLNR_ID Series - UL Class RK5 Dual-Element Time-Delay Fuses with Indication
• Voltage : 250
• Amperage : 40
• AIC rating : 200kA@250V
• Connection : Ferrule Rejection
• Diameter : 0.81
• Class Rating : RK5
• Barrels : 1
• Velocity : TD - Time Delay

Product Data

• UPC : 079458023817
• GTIN : 00079458023817
• Country of Origin : Mexico
• Dimensions : x 3 in x
• Weight : 0.12
• Certification : CSA, cUL, UL