Name: 0451004.MR
Brand: Littelfuse Inc.
SKU: 0451004-MR
Availability: InStock
Rating: 5 (140 reviews)

0451004.MR

For Reference Only

Part Number	0451004.MR
Manufacturer	Littelfuse Inc.
Description	FUSE BRD MNT 4A 125VAC/VDC 2SMD
Datasheet	0451004.MR Datasheet 0451004.MR Specifications
Package	2-SMD, Square End Block
ECAD
In Stock	14,808 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 19 - May 24 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # 0451004.MR (Fuses) is manufactured by Littelfuse Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For 0451004.MR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 0451004.MR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 0451004.MR.

0451004.MR Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - Fuses
Package	2-SMD, Square End Block
ECAD
Series	NANO2? 451
Fuse Type	Board Mount (Cartridge Style Excluded)
Current Rating	4A
Voltage Rating - AC	125V
Voltage Rating - DC	125V
Response Time	Fast
Package / Case	2-SMD, Square End Block
Mounting Type	Surface Mount
Breaking Capacity @ Rated Voltage	50A
Melting I2t	3.152
Approvals	CSA, PSE, UL
Operating Temperature	-55°C ~ 125°C
Color	-
Size / Dimension	0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)

0451004.MR Datasheet

0451004.MR Reviews

Sonn*****swami

March 31, 2023

★ ★ ★ ★ ★

Very user friendly to find part and specs. Easy to deal with the transaction for different payment types. Thanks!

Kei*****Klein

March 18, 2023

★ ★ ★ ★ ★

Great product at a great price. They were so CHEAP.

Huds*****ender

March 11, 2023

★ ★ ★ ★ ★

I was able to make my list of needed parts and use suggested products. The big plus is the fact they show inventory quantity.

Everl*****Hebert

March 9, 2023

★ ★ ★ ★ ★

All OK, fast delivery, good quality. Product works as it should, Nice Seller.

Ala*****Levy

March 2, 2023

★ ★ ★ ★ ★

I can get a patience and respect for each order. Thank you!

Franc*****erson

February 27, 2023

★ ★ ★ ★ ★

Great price and condition, Very speedy delivery, Very pleased thank you

Camdy*****dleton

February 22, 2023

★ ★ ★ ★ ★

Every time I order, I get it correctly filled and faster than most of website. For a friendly use operate system, you guys are the best!

Write a Review

★★★★★

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Thanks for Your Review!

0451004.MR Packaging

0451004.MR FAQ

1. How to order 0451004.MR on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that 0451004.MR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 0451004.MR. All suppliers must pass our qualification reviews before they can publish their products including 0451004.MR on Heisener; we pay more attention to the channels and quality of 0451004.MR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 0451004.MR price and inventory displayed accurate?

The price and inventory of 0451004.MR fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of 0451004.MR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 0451004.MR we delivered, we will accept the replacement or return of the 0451004.MR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of 0451004.MR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as 0451004.MR pin diagram, 0451004.MR datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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0451004.MR Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# V72:2272_06409430

Littelfuse Inc

Fuse Chip Very Fast Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R Automotive CE/CSA/PSE/UL

0451004.NRL

D# V79:2366_17791750

Littelfuse Inc

Fuse Chip Very Fast Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R CE/CSA/PSE/UL

Part Number	Manufacturer	Description	Stock
0451004.MRL	Littelfuse Inc		3555
FCM-4A(CROSS: 0451004.MRL)	OptiFuse		20000
0451004MR	Littelfuse Inc		513
0451004MRL	Littelfuse Inc		244
0451004.MR	Littelfuse Inc		1153

Part Number	Manufacturer	Description	Stock
0451004.MR	Littelfuse Inc	Min Qty 7	3930
0451004.MRSN	Littelfuse Inc	FUSE BOARD MOUNT 4A 125VAC 2SMD	0
0451004.MRL	Littelfuse Inc	Min Qty 7	3930
0451004.NRL	Littelfuse Inc	FUSE BRD MNT 4A 125VAC/VDC 2SMD	0

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# C1S425200352920

Littelfuse Inc

Fuse Chip Very Fast Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R CE/CSA/PSE/UL

RoHS: Compliant

Min Qty: 5

Container: Cut Tape

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

Chip Fuse Fast Blow 4A 16mohms 50A 3.152 SMF_045X Surface Mount Fuses RoHS

3477

Part Number

Manufacturer

Description

Stock

0451004MRL

Littelfuse Inc

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

RoHS (ship within 1day) - D/C 2020

956

Part Number	Manufacturer	Description	Stock
0451004.MRSN D# 0451004.MRSN-ND	Littelfuse Inc	FUSE BOARD MOUNT 4A 125VAC 2SMD	0
0451004.MR D# F1148TR-ND	Littelfuse Inc	FUSE BRD MNT 4A 125VAC/VDC 2SMD	0
0451004.NRL D# 0451004.NRL-ND	Littelfuse Inc	FUSE BRD MNT 4A 125VAC/VDC 2SMD	0
0451004.MRL D# F2586CT-ND	Littelfuse Inc	FUSE BRD MNT 4A 125VAC/VDC 2SMD	5843

Part Number

Manufacturer

Description

Stock

0451004.MR

LITTELFUSE

In stock shipping within 2days

900

Part Number

Manufacturer

Description

Stock

0451004.MRL.

D# 2370115

Littelfuse Inc

FUSE, SMD, 4A, FAST ACTING, FULL REEL

RoHS: Compliant

Min Qty: 1000

Container: Reel

0451004.MRL

D# 1596479RL

Littelfuse Inc

FUSE, SMD, VERY FAST ACTING, 4A, 125V

RoHS: Compliant

Min Qty: 1

Container: Reel

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

451 Series Very Fast-Acting 125 V 4 A 6.1 x 2.69 mm NANO2® Ceramic Fuse

RoHS: Compliant

pbFree: Yes

11800

0451004.NRL

Littelfuse Inc

FUSE 125V V/FA NANO2 W/Au CAPS RoHS 4A

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

In Stock

Part Number

Manufacturer

Description

Stock

0451004.MRL

LITTELFUSE

SMD

RoHS: Compliant

1000

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# C27515

Littelfuse Inc

2862

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

in stock - can ship the same day

514

0451004.MR

Littelfuse Inc

in stock - can ship the same day

1000

Part Number	Manufacturer	Description	Stock
0451004.MRL	N/A	OEM/CM Immediate delivery	187529
0451004.MR	Littelfuse Inc	OEM/CM Immediate delivery	868
0451004.MR 4A	Littelfuse Inc	OEM/CM Immediate delivery	600

Part Number	Manufacturer	Description	Stock
0451004.MRL D# 576-0451004.MRL	Littelfuse Inc	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 RoHS: Compliant	2050
0451004.NRL D# 576-0451004.NRL	Littelfuse Inc	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 RoHS: Compliant	4975
0451004.MR D# 576-0451004.MR	Littelfuse Inc	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 RoHS: Not Compliant	307
0451004.MRSN D# 576-0451004.MRSN	Littelfuse Inc	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 RoHS: Compliant	766

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# XSFP00000079191

Littelfuse Inc

451 Series Very Fast-Acting 125 V 4 A 6.1 x 2.69 mm NANO2 Ceramic Fuse

16432

Part Number	Manufacturer	Description	Stock
0451004.MRL D# 12J2841	Littelfuse Inc	FUSE, SMD, 4A, FAST ACTING, Product Range:NANO2 Series, Fuse Current:4A, Voltage Rating VAC:125VAC, Voltage Rating VDC:32VDC, Blow Characteristic:Very Fast Acting, Fuse Case Style:SMD, Breaking Capacity Current AC:50A, Length:6.1mm RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Cut Tape	0
0451004.NRL D# 01P9304	Littelfuse Inc	FUSE 125V V/FA NANO2 W/Au CAPS RoHS 4A / TR RoHS Compliant: Yes RoHS: Compliant Min Qty: 5000 Container: TAPE & REEL - FULL	0
0451004.MRSN D# 23X4246	Littelfuse Inc	FUSE 125V V/FA NANO2 Sn-Dip RoHS 4A / TR RoHS: Not Compliant Min Qty: 1000 Container: TAPE & REEL - FULL	0

Part Number

Manufacturer

Description

Stock

0451004.MR

D# NS-0451004.MR

Littelfuse Inc

OEM/CM ONLY

1200

0451004.MRL

D# NS-0451004.MRL

Littelfuse Inc

OEM/CM ONLY

9359

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

VERY FAST BLOW ELECTRIC FUSE, 4A, 125VAC, 125VDC, 50A (IR), SURFACE MOUNT

502

0451004.MR

Littelfuse Inc

RESISTOR, FUSIBLE, OTHER, 0.016 ohm, SURFACE MOUNT

2178

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# 0451004dotMRL

Littelfuse Inc

Fuse

2869

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# 5413423

Littelfuse Inc

Littelfuse 4A FF Surface Mount Fuse, 125V ac/dc, PK

Min Qty: 10

Container: Package

790

Part Number	Manufacturer	Description	Stock
0451004.NRL	Littelfuse Inc	OEM/CM ONLY	10364
0451004.MRCPQ	LIF	OEM/CM ONLY	2035
0451004MRL	Littelfuse Inc	OEM/CM ONLY	216865
0451004.MR	Littelfuse Inc	OEM/CM ONLY	95516

Part Number	Manufacturer	Description	Stock
0451004.MR 4A	Littelfuse Inc	IN stock Immediate delivery	595
0451004.MR	LITTLE	IN stock Immediate delivery	863
0451004.MRL	N/A	IN stock Immediate delivery	187514

Part Number	Manufacturer	Description	Stock
0451004.MRL	Littelfuse Inc	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2 pbFree: Pb-Free	0
0451004.MRL.	Littelfuse Inc	Surface Mount Fuses 125V 4A pbFree: Pb-Free	0
0451004.MR	Littelfuse Inc	Surface Mount Fuses 125VAC 4A .016ohms 451 NANO2	0
R451004.L	Littelfuse Inc	Surface Mount Fuses 4 AMP 125V VERY FAST ACTING pbFree: Pb-Free	0
R451004	Littelfuse Inc	Surface Mount Fuses 4 AMP 125V VERY FAST ACTING	0

Part Number	Manufacturer	Description	Stock
0451004.MR 4A	Littelfuse Inc	shipping today	605
0451004.MR	LITTLEFUS	shipping today	403
0451004.MRL	Littelfuse Inc	shipping today	1092

Part Number

Manufacturer

Description

Stock

0451004.MRL

D# 41250596

Littelfuse Inc

Fuse Chip Very Fast Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R Automotive CE/CSA/PSE/UL

0451004.NRL

D# 26117592

Littelfuse Inc

Fuse Chip Very Fast Acting 4A 125V SMD Solder Pad 2410 Ceramic T/R CE/CSA/PSE/UL

Part Number

Manufacturer

Description

Stock

0451004.MRL

mfr

RFQ

9158

Part Number

Manufacturer

Description

Stock

0451004.MRL

Littelfuse Inc

FUSE BRD MNT 4A 125VAC/VDC 2SMD

122768

Part Number

Manufacturer

Description

Stock

0451004.MRL.

D# 2370115

Littelfuse Inc

FUSE, SMD, 4A, FAST ACTING, FULL REEL

RoHS: Compliant

Min Qty: 1000

Container: Reel

0451004.MRL

D# 1596479RL

Littelfuse Inc

FUSE, SMD, VERY FAST ACTING, 4A, 125V

RoHS: Compliant

Min Qty: 10

Container: Reel

Quick Inquiry

0451004.MR

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS