MPN

Littelfuse Non-Resettable Fuse 1A, 125V

RS Stock No.:: 787-4331
Mfr. Part No.:: 0449001.MR
Brand:: Littelfuse

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Subtotal (1 pack of 5 units)*

$19.34

(exc. GST)

$21.28

(inc. GST)

FREE delivery for orders over $80.00 ex GST

In Stock

Plus 5 unit(s) shipping from 09 November 2026
Plus 460 unit(s) shipping from 16 November 2026
Plus 140 unit(s) shipping from 16 November 2026

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Units	Per unit	Per Pack*
5 - 20	$3.868	$19.34
25 - 45	$3.836	$19.18
50 - 245	$3.764	$18.82
250 - 495	$3.664	$18.32
500 +	$3.56	$17.80

*price indicative

RS Stock No.:: 787-4331
Mfr. Part No.:: 0449001.MR
Brand:: Littelfuse

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Littelfuse
	Current Rating	1A
	Product Type	Non-Resettable Fuse
	Voltage	125V
	Fuse Speed	T
	Body Material	Ceramic
	Width	2.9mm
	Height	2.9mm
	Fuse Characteristics	Time Delay
	Minimum Operating Temperature	125°C
	Maximum Operating Temperature	-55°C
	Breaking Capacity	50A
	Package Type	Reel
	Depth	6.86mm
	Standards/Approvals	RoHS, UL 248-14, CSA
	Series	449
	Terminal Material	Gold Plated
	Resistance	0.25Ω

	Select all
	Brand Littelfuse
	Current Rating 1A
	Product Type Non-Resettable Fuse
	Voltage 125V
	Fuse Speed T
	Body Material Ceramic
	Width 2.9mm
	Height 2.9mm
	Fuse Characteristics Time Delay
	Minimum Operating Temperature 125°C
	Maximum Operating Temperature -55°C
	Breaking Capacity 50A
	Package Type Reel
	Depth 6.86mm
	Standards/Approvals RoHS, UL 248-14, CSA
	Series 449
	Terminal Material Gold Plated
	Resistance 0.25Ω

449 Series Fuse Data Sheet

COO (Country of Origin):: PH

Littelfuse 449 Series NANO2 Surface Mount Fuses

Littelfuse 449 series of NANO² surface mount fuses feature an enhanced inrush withstand characteristic that helps solve the problem of nuisance 'opening' by accommodating inrush currents that normally cause a fast-acting fuse to open. The 449 series of NANO² surface mount fuses are suitable for a wide range of applications.

Time-lag

Small size

Low temperature de-rating

Surface Mount Technology

Surface mount fuses offer considerable space (and time) saving features for low voltage applications. The FF types are ideal for protection of high value silicon IC's e.g. alarm systems, audio/visual equipment, computer boards, portable telephones, power supplies, medical apparatus etc.