View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsCircuit ProtectionFuses04371.75WR
04371.75WR Image
Image may be representation.
See specifications for product details.
EXPRESS OPTION
Payment method

04371.75WR - Littelfuse Inc.

Manufacturer Part Number
04371.75WR
Manufacturer
Littelfuse
Allelco Part Number
32D-04371.75WR
ECAD Model
Parts Description
FUSE BOARD MOUNT 1.75A 63VAC/VDC
Package
1206 (3216 Metric)
Data sheet
437 Series.pdf
437 Series.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 46740

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity
EXPRESS OPTION
Payment method
Our certification

Specifications

04371.75WR Tech Specifications
Littelfuse Inc. - 04371.75WR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 04371.75WR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 63 V  
Voltage Rating - AC 63 V  
Size / Dimension 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm)  
Series 437  
Response Time Fast Blow  
Package / Case 1206 (3216 Metric)  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 150°C  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Melting I²t 0.075  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 0.0703 Ohms  
Current Rating (Amps) 1.75 A  
Color -  
Breaking Capacity @ Rated Voltage 50A  
Approval Agency CSA, UR  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8536.10.0040

Parts Introduction

Manufacturer Part Number

75WR

Manufacturer

littelfuse

Introduction

The littelfuse 04371.75WR is a high-performance, surface-mount fuse designed for circuit protection in a wide range of electronic devices and applications. This compact, low-profile fuse provides reliable overcurrent protection, ensuring the safety and reliability of your electronic systems.

Product Features and Performance

Current rating of 1.75A

Voltage rating of 63V AC/DC

Fast-blow response time for quick overcurrent protection

High breaking capacity of 50A

Low melting I²t of 0.075 for precise fusing characteristics

Compact 1206 (3216 metric) package size

Wide operating temperature range of -55°C to 150°C

Compliant with CSA and UL safety standards

Product Advantages

Robust and reliable circuit protection

Space-saving design for tight PCB layouts

Excellent performance and safety features

Broad compatibility with various electronic applications

Key Reasons to Choose This Product

Proven track record of quality and reliability from a trusted brand like littelfuse

Comprehensive safety certifications for peace of mind

Versatile performance characteristics to meet diverse circuit protection needs

Optimized for efficient, compact PCB design

Quality and Safety Features

Compliant with CSA and UL safety standards

Designed and manufactured to the highest quality standards

Robust construction for reliable operation in demanding environments

Compatibility

This surface-mount fuse is compatible with a wide range of electronic devices and applications, including:

Power supplies

Industrial equipment

Consumer electronics

Telecommunications equipment

Automotive electronics

Application Areas

The littelfuse 04371.75WR fuse is suitable for use in a variety of applications, such as:

Power supply circuit protection

Motor and transformer overcurrent protection

Backup power systems

Sensitive electronic equipment safeguarding

Product Lifecycle

The littelfuse 04371.75WR is an active, currently available product. There are no plans for discontinuation at this time.

If you require further information or assistance, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 04371.75WR

Product Attribute 04371.75WR 0438002.WR 0438.500WRA 0438.500WR
Part Number 04371.75WR 0438002.WR 0438.500WRA 0438.500WR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
DC Cold Resistance 0.0703 Ohms 0.051 Ohms 0.829 Ohms 0.829 Ohms
Current Rating (Amps) 1.75 A 2 A 500 mA 500 mA
Operating Temperature -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 150°C
Voltage Rating - AC 63 V 12 V 32 V 32 V
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Size / Dimension 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm) 0.061' L x 0.033' W x 0.020' H (1.54mm x 0.85mm x 0.50mm) 0.062" L x 0.033" W x 0.024" H (1.58mm x 0.85mm x 0.61mm) 0.061" L x 0.033" W x 0.020" H (1.54mm x 0.85mm x 0.50mm)
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Response Time Fast Blow Fast Blow Fast Blow Fast Blow
Package / Case 1206 (3216 Metric) 0603 (1608 Metric) 0603 (1608 Metric) 0603 (1608 Metric)
Melting I²t 0.075 0.149 0.01 0.01
Breaking Capacity @ Rated Voltage 50A 50A 50A 50A
Approval Agency CSA, UR CSA, UL CSA, UR CSA, UL
Color - - - -
Series 437 438 438A 438
Voltage Rating - DC 63 V 32 V 63 V 63 V

04371.75WR Datasheet PDF

Download 04371.75WR pdf datasheets and Littelfuse Inc. documentation for 04371.75WR - Littelfuse Inc..

Datasheets
437 Series.pdf
HTML Datasheet
437 Series.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

View More
04371.75WR Image

04371.75WR

Littelfuse Inc.
32D-04371.75WR

Want a better price? Please Add to Cart, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB