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HomeProductsCircuit ProtectionElectrical, Specialty Fuses0242.050UR
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0242.050UR - Littelfuse Inc.

Manufacturer Part Number
0242.050UR
Manufacturer
Littelfuse
Allelco Part Number
32D-0242.050UR
ECAD Model
Parts Description
FUSE CARTRIDGE 50MA 250VAC/VDC
Package
Cartridge, Non-Standard
Data sheet
242 Series Datasheet.pdf
242 UR Series Drawing.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 10733

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Specifications

0242.050UR Tech Specifications
Littelfuse Inc. - 0242.050UR technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 0242.050UR

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage Rating - DC 250 V  
Voltage Rating - AC 250 V  
Size / Dimension 0.119' Dia x 0.331' L (3.02mm x 8.40mm)  
Series 242  
Response Time Fast Blow  
Package / Case Cartridge, Non-Standard  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 125°C  
Mounting Type Surface Mount  
Product Attribute Attribute Value  
Melting I²t 0.000103  
Fuse Type Cartridge  
Features Intrinsically Safe  
DC Cold Resistance 11.34 Ohms  
Current Rating (Amps) 50mA  
Class -  
Breaking Capacity @ Rated Voltage 4kA  
Approval Agency cURus  
Applications Hazardous Locations  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) Not Applicable
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8536.10.0040

Parts Introduction

Manufacturer Part Number

050UR

Manufacturer

Littelfuse

Introduction

The 0242.050UR is a cartridge-type fuse designed for surface mounting and specifically engineered for use in hazardous locations.

Product Features and Performance

Surface Mount Technology (SMT)

Cartridge fuse type

Fast blow response time

Intrinsically safe features

Operating temperature range from -40°C to 125°C

Product Advantages

Compact design, measuring only 3.02mm in diameter and 8.40mm in length

Effective operation in a wide range of temperatures

High breaking capacity of 4kA at rated voltage

Fast response time ensures quick intervention in fault conditions

Key Technical Parameters

Current Rating: 50mA

Voltage Rating AC: 250 VAC

Voltage Rating DC: 250 VDC

Breaking Capacity @ Rated Voltage: 4kA

Melting I²t: 0.000103

DC Cold Resistance: 11.34 Ohms

Quality and Safety Features

cURus approved

Designed to safely interrupt faults in hazardous locations

Compatibility

Compatible with circuit requirements up to 250 VAC and 250 VDC

Application Areas

Specifically designed for use in hazardous environments

Product Lifecycle

Current product status: Active

Not nearing discontinuation

Several Key Reasons to Choose This Product

Ideal for applications in hazardous locations due to its intrinsically safe design

Broad operating temperature range suitable for various environments

Highly compact and suitable for space-sensitive applications

Robust breaking capacity offers reliable protection against overcurrents

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 0242.050UR

Product Attribute 0242.050UR 0242.040UR 0242.200UR 170M5617
Part Number 0242.050UR 0242.040UR 0242.200UR 170M5617
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Eaton - Bussmann Electrical Division
DC Cold Resistance 11.34 Ohms 16.48 Ohms 2.68 Ohms -
Approval Agency cURus cURus cURus CE, CSA, UR
Applications Hazardous Locations Hazardous Locations Hazardous Locations Electrical, Industrial
Size / Dimension 0.119' Dia x 0.331' L (3.02mm x 8.40mm) 0.119" Dia x 0.331" L (3.02mm x 8.40mm) 0.119" Dia x 0.331" L (3.02mm x 8.40mm) 1.969' L x 2.402' W x 3.031' H (50.00mm x 61.00mm x 77.00mm)
Response Time Fast Blow Fast Blow Fast Blow -
Voltage Rating - DC 250 V 250 V 250 V -
Features Intrinsically Safe Intrinsically Safe Intrinsically Safe -
Voltage Rating - AC 250 V 250 V 250 V 700 V
Mounting Type Surface Mount Surface Mount Surface Mount Bolt Mount
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -
Melting I²t 0.000103 7.8E-05 0.0038 245000
Series 242 242 242 -
Package / Case Cartridge, Non-Standard Cartridge, Non-Standard Cartridge, Non-Standard Rectangular, Blade
Fuse Type Cartridge Cartridge Cartridge Square
Breaking Capacity @ Rated Voltage 4kA 4kA 4kA 200kA
Current Rating (Amps) 50mA 40mA 200mA 1.1kA
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Bulk
Class - - - -

0242.050UR Datasheet PDF

Download 0242.050UR pdf datasheets and Littelfuse Inc. documentation for 0242.050UR - Littelfuse Inc..

HTML Datasheet
242 Series Datasheet.pdf 242 UR Series Drawing.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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0242.050UR Image

0242.050UR

Littelfuse Inc.
32D-0242.050UR

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