Name: RXEF040-1
Brand: Littelfuse Inc.
SKU: RXEF040-1
Availability: InStock
Rating: 5 (101 reviews)

RXEF040-1

For Reference Only

Part Number	RXEF040-1
Manufacturer	Littelfuse Inc.
Description	POLYSWITCH PTC RESET 0.4A HOLD
Datasheet	RXEF040-1 Datasheet RXEF040-1 Specifications
Package	Radial, Disc
ECAD
In Stock	6,948 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 15 - May 20 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # RXEF040-1 (PTC Resettable Fuses) is manufactured by Littelfuse Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For RXEF040-1 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add RXEF040-1 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of RXEF040-1.

RXEF040-1 Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	Radial, Disc
ECAD
Series	PolySwitch?, RXEF
Type	Polymeric
Voltage - Max	72V
Current - Max	40A
Current - Hold (Ih) (Max)	400mA
Current - Trip (It)	800mA
Time to Trip	3.8s
Resistance - Initial (Ri) (Min)	550 mOhms
Resistance - Post Trip (R1) (Max)	1.29 Ohms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	Through Hole
Package / Case	Radial, Disc
Size / Dimension	0.299" Dia x 0.118" W (7.60mm x 3.00mm)
Height - Seated (Max)	0.532" (13.50mm)
Thickness (Max)	-
Lead Spacing	0.199" (5.05mm)

RXEF040-1 Datasheet

RXEF040-1 Reviews

Wil***** Mall

March 10, 2023

★ ★ ★ ★ ★

Fast, Friendly Service. Item as described. Good Communications. Thank You!

Aubr*****arkey

March 3, 2023

★ ★ ★ ★ ★

It arrived on time. I was able to finish a repair before Sunday service and with no over time. Easy to work with.

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★★★★★

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RXEF040-1 Packaging

RXEF040-1 FAQ

1. How to order RXEF040-1 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that RXEF040-1 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the RXEF040-1. All suppliers must pass our qualification reviews before they can publish their products including RXEF040-1 on Heisener; we pay more attention to the channels and quality of RXEF040-1 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the RXEF040-1 price and inventory displayed accurate?

The price and inventory of RXEF040-1 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of RXEF040-1?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the RXEF040-1 we delivered, we will accept the replacement or return of the RXEF040-1 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of RXEF040-1.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as RXEF040-1 pin diagram, RXEF040-1 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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RXEF040-1 Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

RXEF040-1

TE Connectivity

POLYSWITCH PTC RESET 0.4A HOLD

Part Number

Manufacturer

Description

Stock

RXEF040-1

D# RXEF040-1-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

Part Number

Manufacturer

Description

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RXEF040-1

D# NS-RXEF040-1

TE Connectivity

OEM/CM ONLY

1685

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RXEF040-1

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