Name: RHEF450-2
Brand: Littelfuse Inc.
SKU: RHEF450-2
Availability: InStock
Rating: 5 (115 reviews)

RHEF450-2

For Reference Only

Part Number	RHEF450-2
Manufacturer	Littelfuse Inc.
Description	POLYSWITCH PTC RESET 4.5A
Datasheet	RHEF450-2 Datasheet RHEF450-2 Specifications
Package	Radial, Disc
ECAD
In Stock	4,302 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 22 - May 27 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # RHEF450-2 (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 RHEF450-2 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add RHEF450-2 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of RHEF450-2.

RHEF450-2 Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	Radial, Disc
ECAD
Series	PolySwitch?, RHEF
Type	Polymeric
Voltage - Max	16V
Current - Max	100A
Current - Hold (Ih) (Max)	4.5A
Current - Trip (It)	7.8A
Time to Trip	3s
Resistance - Initial (Ri) (Min)	22 mOhms
Resistance - Post Trip (R1) (Max)	54 mOhms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 125°C
Ratings	-
Mounting Type	Through Hole
Package / Case	Radial, Disc
Size / Dimension	0.409" L x 0.118" W (10.40mm x 3.00mm)
Height - Seated (Max)	0.610" (15.60mm)
Thickness (Max)	-
Lead Spacing	0.199" (5.05mm)

RHEF450-2 Datasheet

RHEF450-2 Reviews

Sari*****Konda

March 28, 2023

★ ★ ★ ★ ★

A well designed product that fit my custom PCB's perfectly. Easy to use. Sturdy construction. Highly recommend to all PCB builders.

Skyl*****rock

March 26, 2023

★ ★ ★ ★ ★

These are a great value at this price.

Jac*****armar

March 24, 2023

★ ★ ★ ★ ★

Heisener.com is a good company. Pleasant transaction, communicative , thank you

Hect*****arren

March 21, 2023

★ ★ ★ ★ ★

I received technical certification with a good staff. They have good fair prices on brand names.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

RHEF450-2 Packaging

RHEF450-2 FAQ

1. How to order RHEF450-2 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 RHEF450-2 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the RHEF450-2. All suppliers must pass our qualification reviews before they can publish their products including RHEF450-2 on Heisener; we pay more attention to the channels and quality of RHEF450-2 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the RHEF450-2 price and inventory displayed accurate?

The price and inventory of RHEF450-2 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 RHEF450-2?

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 RHEF450-2 we delivered, we will accept the replacement or return of the RHEF450-2 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 RHEF450-2.

(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 RHEF450-2 pin diagram, RHEF450-2 datasheet?

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

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VI-2N2-CY-B1	Vicor Corporation, CONVERTER MOD DC/DC 15V 50W, Full Brick, PolySwitch?, RHEF	View
VE-J5K-CX-F3	Vicor Corporation, CONVERTER MOD DC/DC 40V 75W, Half Brick, PolySwitch?, RHEF	View
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RHEF450-2 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

RHEF450-2

D# RHEF450-2

TE Connectivity

PTC Resettable Fuse 100A 16V T/R (Alt: RHEF450-2)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

RHEF450-2

TE Connectivity

1500

RF3307-000

TE Connectivity

1500

Part Number

Manufacturer

Description

Stock

RHEF450-2

TE Connectivity

POLYSWITCH PTC RESET 4.5A T/R

3000

Part Number

Manufacturer

Description

Stock

RHEF450-2

D# RHEF450-2HFCT-ND

Littelfuse Inc

PTC RESET FUSE 16V 4.5A RADIAL

1291

Part Number

Manufacturer

Description

Stock

RHEF450-2

D# 650-RHEF450-2

Littelfuse Inc

Resettable Fuses - PPTC RHEF450-2

RoHS: Compliant

522

Part Number

Manufacturer

Description

Stock

RF3307-000

D# 34AC5516

Littelfuse Inc

RHEF450-2 / TR ROHS COMPLIANT: YES

RoHS: Compliant

Min Qty: 1500

Container: TAPE & REEL - FULL

Part Number

Manufacturer

Description

Stock

RHEF450-2

D# NS-RHEF450-2

TE Connectivity

OEM/CM ONLY

1524

Part Number

Manufacturer

Description

Stock

RHEF4502

TE Connectivity

OEM/CM ONLY

4364

Part Number

Manufacturer

Description

Stock

RF3307-000

Littelfuse Inc

Resettable Fuses - PPTC 16V 4.5A-HD 100A MAX

pbFree: Pb-Free

RHEF450-2

Littelfuse Inc

Resettable Fuses - PPTC RHEF450-2

pbFree: Pb-Free

Part Number

Manufacturer

Description

Stock

RHEF450-2

D# 20172954

TE Connectivity

PTC Resettable Fuse 4.5A(hold) 7.8A(trip) 16V 100A 3.6W 3s 0.022Ohm Radial 10.4 X 3 X 15.6mm T/R

RoHS: Compliant

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RHEF450-2

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