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HomeProductsCircuit ProtectionFuses0437007.WR
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0437007.WR - Littelfuse Inc.

Manufacturer Part Number
0437007.WR
Manufacturer
Littelfuse
Allelco Part Number
32D-0437007.WR
ECAD Model
Parts Description
FUSE BRD MNT 7A 32VAC 35VDC 1206
Package
1206 (3216 Metric)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 78780

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Specifications

0437007.WR Tech Specifications
Littelfuse Inc. - 0437007.WR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0437007.WR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 35 V  
Voltage Rating - AC 32 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 4.9  
Fuse Type Board Mount (Cartridge Style Excluded)  
DC Cold Resistance 0.01 Ohms  
Current Rating (Amps) 7 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

WR

Manufacturer

Littelfuse

Introduction

The Littelfuse 0437007.WR is a high-performance, surface-mount fuse designed for circuit protection applications. This fuse offers reliable overcurrent protection, ensuring the safety and integrity of your electronic devices.

Product Features and Performance

Current Rating: 7A

Voltage Rating: 32V AC, 35V DC

Fast-blow response time

Surface-mount 1206 (3216 metric) package

Breaking Capacity @ Rated Voltage: 50A

Melting I²t: 4.9

Operating Temperature Range: -55°C to 150°C

Product Advantages

Compact and space-saving design

Reliable overcurrent protection

Fast response time to prevent damage

Wide operating temperature range

Key Reasons to Choose This Product

Trusted Littelfuse brand quality and reliability

Optimal circuit protection for a variety of electronic applications

Compact size and surface-mount design for easy integration

Compliance with industry safety standards (CSA, UL)

Quality and Safety Features

Approved by CSA and UL safety standards

Designed for reliable and safe operation

Compatibility

Suitable for a wide range of electronic devices and circuits

Application Areas

Consumer electronics

Industrial equipment

Automotive electronics

Power supplies

Telecommunications equipment

Product Lifecycle

The Littelfuse 0437007.WR is an active product and there are no immediate plans for discontinuation. However, as technology evolves, alternative or equivalent models may become available in the future. For the latest product information and availability, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 0437007.WR

Product Attribute 0437007.WR 0437004.WR 0437005.WRA 0437008.WR
Part Number 0437007.WR 0437004.WR 0437005.WRA 0437008.WR
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Melting I²t 4.9 1.024 2.3 6.4
Package / Case 1206 (3216 Metric) 1206 (3216 Metric) 1206 (3216 Metric) 1206 (3216 Metric)
Voltage Rating - AC 32 V 32 V 32 V 32 V
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Color - - - -
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 0.032' 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) 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm)
DC Cold Resistance 0.01 Ohms 0.022 Ohms 0.0159 Ohms 0.0084 Ohms
Voltage Rating - DC 35 V 35 V 35 V 35 V
Series 437 437 437A 437
Breaking Capacity @ Rated Voltage 50A 50A 50A 50A
Current Rating (Amps) 7 A 4 A 5 A 8 A
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Approval Agency CSA, UR CSA, UR CSA, cURus CSA, UR
Fuse Type Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded) Board Mount (Cartridge Style Excluded)
Operating Temperature -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 150°C -55°C ~ 150°C
Response Time Fast Blow Fast Blow Fast Blow Fast Blow

0437007.WR Datasheet PDF

Download 0437007.WR pdf datasheets and Littelfuse Inc. documentation for 0437007.WR - Littelfuse Inc..

HTML Datasheet
Cylindrical Battery Holders.pdf
PCN Design/Specification
TF 437/ 501 Series Marking Chg 16/Jul/2015.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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0437007.WR Image

0437007.WR

Littelfuse Inc.
32D-0437007.WR

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