Name: MF-RX300-2
Brand: Bourns Inc.
SKU: MF-RX300-2
Availability: InStock
Rating: 5 (81 reviews)

MF-RX300-2

For Reference Only

Part Number	MF-RX300-2
Manufacturer	Bourns Inc.
Description	FUSE PTC RESETTABLE
Datasheet	MF-RX300-2 Datasheet MF-RX300-2 Specifications
Package	Radial, Disc
ECAD
In Stock	8,622 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 26 - May 31 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # MF-RX300-2 (PTC Resettable Fuses) is manufactured by Bourns 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 MF-RX300-2 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add MF-RX300-2 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of MF-RX300-2.

MF-RX300-2 Specifications

Manufacturer	Bourns Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	Radial, Disc
ECAD
Series	Multifuse?, MF-RX
Type	Polymeric
Voltage - Max	60V
Current - Max	40A
Current - Hold (Ih) (Max)	3A
Current - Trip (It)	6A
Time to Trip	19.8s
Resistance - Initial (Ri) (Min)	40 mOhms
Resistance - Post Trip (R1) (Max)	100 mOhms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	Through Hole
Package / Case	Radial, Disc
Size / Dimension	0.980" L x 0.122" W (24.90mm x 3.10mm)
Height - Seated (Max)	1.181" (30.00mm)
Thickness (Max)	-
Lead Spacing	0.402" (10.20mm)

MF-RX300-2 Datasheet

MF-RX300-2 Reviews

Zyai*****oods

April 7, 2023

★ ★ ★ ★ ★

I took the chance and used it and I worked fine for me.

Gan***** Sem

April 3, 2023

★ ★ ★ ★ ★

2nd time buying these - quite good. Very fast shipping

Gat***** Hall

March 17, 2023

★ ★ ★ ★ ★

Worked wonderfully. Went through the instructions to the tea to make sure it was done correctly.

Calv*****aldwin

March 16, 2023

★ ★ ★ ★ ★

Worked very well! I would highly recommend buying.

Jeff*****n Vu

March 10, 2023

★ ★ ★ ★ ★

Awesome components selection and availability. Ordering process is easy. They don't spam me after the purchase.

Zel*****Bhatt

March 8, 2023

★ ★ ★ ★ ★

It works fine and does what it has designed for. No regrets.

Allis*****ntley

March 8, 2023

★ ★ ★ ★ ★

I was able to make my list of needed parts and use suggested relative selection. The five stars represent the fact they show inventory quantity. So far i'm happy.

Moni*****ugar

March 8, 2023

★ ★ ★ ★ ★

Awesome buying experience, smooth transmission with the seller, and fast delivery.

Raph*****Pena

February 19, 2023

★ ★ ★ ★ ★

Very happy for the fast shipping and good price!

Write a Review

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MF-RX300-2 Packaging

MF-RX300-2 FAQ

1. How to order MF-RX300-2 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 MF-RX300-2 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the MF-RX300-2. All suppliers must pass our qualification reviews before they can publish their products including MF-RX300-2 on Heisener; we pay more attention to the channels and quality of MF-RX300-2 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the MF-RX300-2 price and inventory displayed accurate?

The price and inventory of MF-RX300-2 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 MF-RX300-2?

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 MF-RX300-2 we delivered, we will accept the replacement or return of the MF-RX300-2 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 MF-RX300-2.

(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 MF-RX300-2 pin diagram, MF-RX300-2 datasheet?

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

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MF-RX300-2 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

MF-RX300/72-2

D# V36:1790_06254516

Bourns Inc

PTC Resettable Fuse 3A(hold) 6A(trip) 72V 40A 2.8W 19.8s 0.04Ohm Radial 20.67 X 3.1 X 26.67mm T/R Automotive

RoHS: Compliant

MF-RX300-2

D# V72:2272_06254520

Bourns Inc

PTC Resettable Fuse 3A(hold) 6A(trip) 60V 40A 2.8W 19.8s 0.04Ohm Radial 24.9 X 3.1mm T/R Automotive

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

D# MF-RX300/72-2

Bourns Inc

PTC Resettable Fuse 40A 72V T/R - Tape and Reel (Alt: MF-RX300/72-2)

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

D# MF-RX300/72-2

Bourns Inc

PTC Resettable Fuse 40A 72V T/R (Alt: MF-RX300/72-2)

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

D# MF-RX300/72-2

Bourns Inc

PTC Resettable Fuse 40A 72V T/R (Alt: MF-RX300/72-2)

RoHS: Compliant

MF-RX300-2

D# MF-RX300-2

Bourns Inc

PTC Resettable Fuse 40A 60V T/R (Alt: MF-RX300-2)

Part Number	Manufacturer	Description	Stock
MF-RX300-2-99	Bourns Inc	FUSE PTC RESETTABLE	0
MF-RX300-2-14	Bourns Inc	PTC - RADIAL LEADED 60VOLTS - Tape and Reel	0
MF-RX300/72-2	Bourns Inc	PTC - RADIAL LEADED 72VOLTS	0
MF-RX300-2	Bourns Inc	FUSE PTC RESETTABLE	0

Part Number	Manufacturer	Description	Stock
MF-RX300-2-99 D# MF-RX300-2-99-ND	Bourns Inc	PTC RESET FUSE 60V 3A RADIAL	0
MF-RX300/72-2 D# MF-RX300/72-2CT-ND	Bourns Inc	PTC RESET FUSE 72V 3A RADIAL	5804
MF-RX300-2 D# MF-RX300-2TR-ND	Bourns Inc	PTC RESET FUSE 60V 3A RADIAL	0

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

Bourns Inc

PTC Resettable Fuse 3A(hold) 6A(trip) 72V 40A 2.8W 19.8s 0.04Ohm Radial 20.67 X 3.1 X 26.67mm T/R Automotive

RoHS: Compliant

905

MF-RX300-2

Bourns Inc

PTC Resettable Fuse 3A(hold) 6A(trip) 60V 40A 2.8W 19.8s 0.04Ohm Radial 24.9 X 3.1mm T/R Automotive

RoHS: Compliant

397

Part Number

Manufacturer

Description

Stock

MF-RX300-2

D# 652-MF-RX300-2

Bourns Inc

Resettable Fuses - PPTC 3A 60V 0.04ohm Hold 3A Trip 6Amps

RoHS: Not Compliant

644

MF-RX300/72-2

D# 652-MF-RX300/72-2

Bourns Inc

Resettable Fuses - PPTC 3A 72V 0.04ohm Hold 3 Trip 6

RoHS: Compliant

2721

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

D# XSKDRABA0019543

Bourns Inc

PTC Resettable Fuse 40A 72V T/R

3000

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

D# 61J7378

Bourns Inc

PTC RESETTABLE 3.0A 72V RADIAL LEADED / Tape & Reel - 13" reel

RoHS: Not Compliant

Min Qty: 3000

Container: TAPE & REEL - FULL

MF-RX300-2

D# 05B2473

Bourns Inc

Resettable Fuse, PTC, Thermistor, Holding Current 3.00 Ampere, Tripping Current 6.00 Ampere, Maximum Time To Trip 19.8 Seconds

RoHS: Not Compliant

Min Qty: 3000

Container: TAPE & REEL - FULL

Part Number	Manufacturer	Description	Stock
MF-RX300-2 D# NS-MF-RX300-2	Bourns Inc	OEM/CM ONLY	2485
MF-RX300-2-99 D# NS-MF-RX300-2-99	Bourns Inc	OEM/CM ONLY	8234
MF-RX300/72-2 D# NS-MF-RX300/72-2	Bourns Inc	OEM/CM ONLY	6674

Part Number	Manufacturer	Description	Stock
MF-RX300/72-2	Bourns Inc	PTC Resettable Fuse 3A(hold) 6A(trip) 72V 40A 2.8W 19.8s 0.04Ohm Radial 20.67 X 3.1 X 26.67mm T/R Automotive RoHS: Compliant	905
MF-RX300-2-14	Bourns Inc	RoHS: Not Compliant	0
MF-RX300-2	Bourns Inc	PTC Resettable Fuse 3A(hold) 6A(trip) 60V 40A 2.8W 19.8s 0.04Ohm Radial 24.9 X 3.1mm T/R Automotive RoHS: Compliant	397

Part Number

Manufacturer

Description

Stock

MF-RX300-2-99

Bourns Inc

RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, THROUGH HOLE MOUNT

10000

Part Number

Manufacturer

Description

Stock

MFRX3002

Bourns Inc

OEM/CM ONLY

2266

MFRX300299

Bourns Inc

OEM/CM ONLY

10016

Part Number	Manufacturer	Description	Stock
MF-RX300-2	Bourns Inc	shipping today	184696
MF-RX300-2-99	Bourns Inc	shipping today	10988
MF-RX300/72-2	Bourns Inc	shipping today	2799696

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

D# 53201220

Bourns Inc

PTC Resettable Fuse 3A(hold) 6A(trip) 72V 40A 2.8W 19.8s 0.04Ohm Radial 20.67 X 3.1 X 26.67mm T/R Automotive

RoHS: Compliant

MF-RX300-2

D# 31610190

Bourns Inc

PTC Resettable Fuse 3A(hold) 6A(trip) 60V 40A 2.8W 19.8s 0.04Ohm Radial 24.9 X 3.1mm T/R Automotive

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

MF-RX300/72-2

Bourns Inc

RFQ

6445

Quick Inquiry

MF-RX300-2

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