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HomeProductsCircuit ProtectionFuses0437.375WR
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0437.375WR - Littelfuse Inc.

Manufacturer Part Number
0437.375WR
Manufacturer
Littelfuse
Allelco Part Number
32D-0437.375WR
ECAD Model
Parts Description
FUSE BOARD MNT 375MA 125VAC/VDC
Package
1206 (3216 Metric)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 85250

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Specifications

0437.375WR Tech Specifications
Littelfuse Inc. - 0437.375WR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0437.375WR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 125 V  
Voltage Rating - AC 125 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 0.01  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 1.33 Ohms  
Current Rating (Amps) 375 mA  
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

375WR

Manufacturer

littelfuse

Introduction

The Littelfuse 0437.375WR is a high-performance surface mount fuse designed for circuit protection in a wide range of electronic applications. This fuse provides reliable overcurrent and short-circuit protection, ensuring the safety and reliability of your electronic devices.

Product Features and Performance

Surface mount design for ease of installation

Cartridge style fuse with fast blow response time

Current rating of 375 mA

Voltage rating of 125 V AC/DC

Breaking capacity of 50A at rated voltage

Melting I²t of 0.01

Operating temperature range of -55°C to 150°C

Small 1206 (3216 Metric) package size

Product Advantages

Compact and space-saving design

Reliable overcurrent and short-circuit protection

Fast response time for enhanced circuit safety

Wide operating temperature range for versatile applications

Approved by CSA and UL for quality and safety

Key Reasons to Choose This Product

Proven reliability and performance from a trusted brand

Optimized for circuit protection in compact electronic devices

Excellent value for the quality and features offered

Compliance with industry safety standards

Quality and Safety Features

CSA and UL approved for quality and safety assurance

Robust construction for reliable operation

Extensive testing and quality control measures

Compatibility

This surface mount fuse is compatible with a wide range of electronic devices and circuits that require overcurrent and short-circuit protection, including but not limited to:

Consumer electronics

Telecommunications equipment

Industrial control systems

Automotive electronics

Power supplies

Application Areas

The Littelfuse 0437.375WR fuse is well-suited for various applications that require reliable circuit protection, such as:

Portable electronics

Power supplies

Motor controls

Lighting systems

Appliances

Industrial automation equipment

Product Lifecycle

The Littelfuse 0437.375WR is an active and readily available product. There are no plans for discontinuation, and Littelfuse offers a range of equivalent and alternative surface mount fuse models to meet different application needs. If you require further assistance or have any questions, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 0437.375WR

Product Attribute 0437.375WR 0437001.WRA 043503.5KRHF 0437002.WR
Part Number 0437.375WR 0437001.WRA 043503.5KRHF 0437002.WR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Approval Agency CSA, UR CSA, cURus CSA, UL CSA, UR
Response Time Fast Blow Fast Blow Fast Blow Fast Blow
Operating Temperature -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 90°C -55°C ~ 150°C
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Color - - - -
Current Rating (Amps) 375 mA 1 A 3.5 A 2 A
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
Voltage Rating - AC 125 V 63 V - 63 V
DC Cold Resistance 1.33 Ohms - 0.0135 Ohms 0.058 Ohms
Size / Dimension 0.126' L x 0.064' W x 0.032' H (3.20mm x 1.63mm x 0.82mm) 0.126" L x 0.064" W x 0.033" H (3.20mm x 1.63mm x 0.84mm) 0.039" L x 0.020" W x 0.013" H (1.00mm x 0.51mm x 0.33mm) 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm)
Melting I²t 0.01 0.1 0.3017 0.144
Series 437 437A 435 437
Package / Case 1206 (3216 Metric) 1206 (3216 Metric) 0402 (1005 Metric) 1206 (3216 Metric)
Voltage Rating - DC 125 V 63 V 32 V 63 V
Breaking Capacity @ Rated Voltage 50A 50A 35A 50A
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

0437.375WR Datasheet PDF

Download 0437.375WR pdf datasheets and Littelfuse Inc. documentation for 0437.375WR - Littelfuse Inc..

HTML Datasheet
Cylindrical Battery Holders.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

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0437.375WR Image

0437.375WR

Littelfuse Inc.
32D-0437.375WR

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