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HomeProductsCircuit ProtectionPTC Resettable FusesRXEF040
RXEF040 Image
Image may be representation.
See specifications for product details.

RXEF040 - Littelfuse Inc.

Manufacturer Part Number
RXEF040
Manufacturer
Littelfuse
Allelco Part Number
32D-RXEF040
ECAD Model
Parts Description
PTC RESET FUSE 72V 400MA RADIAL
Detailed Description
Package
Radial, Disc
Data sheet
PolySwitch, Radial-leaded Catalog.pdf
RXEF Series Datasheet.pdf
RXEF Series Datasheet.pdf
RXEF040 Spec.pdf
RoHs Status
ROHS3 Compliant
In stock: 164560

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Quantity

Specifications

RXEF040 Tech Specifications
Littelfuse Inc. - RXEF040 technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - RXEF040

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Max 72V  
Type Polymeric  
Time to Trip 3.8 s  
Thickness (Max) -  
Size / Dimension 0.299" Dia x 0.118" T (7.60mm x 3.00mm)  
Series PolySwitch®, RXEF  
Resistance - Post Trip (R1) (Max) 1.29 Ohms  
Resistance - Initial (Ri) (Min) 550 mOhms  
Ratings -  
Product Attribute Attribute Value  
Package / Case Radial, Disc  
Package Bag  
Operating Temperature -40°C ~ 85°C  
Mounting Type Through Hole  
Lead Spacing 0.199" (5.05mm)  
Height - Seated (Max) 0.532" (13.50mm)  
Current - Trip (It) 800 mA  
Current - Max 40 A  
Current - Hold (Ih) (Max) 400 mA  
Approval Agency CQC, CSA, TUV, UL  

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. RXEF040

Product Attribute RXEF040 RXEF075-2 RXEF010 RXEF030
Part Number RXEF040 RXEF075-2 RXEF010 RXEF030
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Mounting Type Through Hole Through Hole Through Hole Through Hole
Height - Seated (Max) 0.532" (13.50mm) 0.598' (15.20mm) 0.457" (11.60mm) 0.500' (12.70mm)
Time to Trip 3.8 s 6.3 s 4 s 3 s
Current - Hold (Ih) (Max) 400 mA 750 mA 100 mA 300 mA
Resistance - Initial (Ri) (Min) 550 mOhms 250 mOhms 2.5 Ohms 880 mOhms
Size / Dimension 0.299" Dia x 0.118" T (7.60mm x 3.00mm) 0.402' Dia x 0.118' T (10.20mm x 3.00mm) 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.291' Dia x 0.118' T (7.40mm x 3.00mm)
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Current - Trip (It) 800 mA 1.5 A 200 mA 600 mA
Ratings - - - -
Type Polymeric Polymeric Polymeric Polymeric
Current - Max 40 A 40 A 40 A 40 A
Package / Case Radial, Disc Radial, Disc Radial, Disc Radial, Disc
Package Bag Tape & Reel (TR) Bag Bag
Thickness (Max) - - - -
Approval Agency CQC, CSA, TUV, UL CQC, CSA, TUV, UL CQC, CSA, TUV, UL CQC, CSA, TUV, UL
Voltage - Max 72V 72V 60V 72V
Series PolySwitch®, RXEF PolySwitch®, RXEF PolySwitch®, RXEF PolySwitch®, RXEF
Lead Spacing 0.199" (5.05mm) 0.199' (5.05mm) 0.199" (5.05mm) 0.200' (5.08mm)
Resistance - Post Trip (R1) (Max) 1.29 Ohms 600 mOhms 7.5 Ohms 2.1 Ohms

RXEF040 Datasheet PDF

Download RXEF040 pdf datasheets and Littelfuse Inc. documentation for RXEF040 - Littelfuse Inc..

Datasheets
PolySwitch, Radial-leaded Catalog.pdf RXEF Series Datasheet.pdf RXEF040 Spec.pdf
PCN Packaging
Mult Dev Shipping Chgs 9/Jun/2020.pdf
HTML Datasheet
RXEF Series Datasheet.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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RXEF040 Image

RXEF040

Littelfuse Inc.
32D-RXEF040

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