Name: 1812L300MR
Brand: Littelfuse Inc.
SKU: 1812L300MR
Availability: InStock
Rating: 5 (175 reviews)

1812L300MR

For Reference Only

Part Number	1812L300MR
Manufacturer	Littelfuse Inc.
Description	FUSE PTC RESET 3.0A 6V 1812 SMD
Datasheet	1812L300MR Datasheet 1812L300MR Specifications
Package	1812 (4532 Metric), Concave
ECAD
In Stock	22,920 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 3 - May 8 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # 1812L300MR (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 1812L300MR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 1812L300MR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 1812L300MR.

1812L300MR Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	1812 (4532 Metric), Concave
ECAD
Series	POLY-FUSE?, 1812L
Type	Polymeric
Voltage - Max	6V
Current - Max	100A
Current - Hold (Ih) (Max)	3A
Current - Trip (It)	5A
Time to Trip	4s
Resistance - Initial (Ri) (Min)	12 mOhms
Resistance - Post Trip (R1) (Max)	40 mOhms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	Surface Mount
Package / Case	1812 (4532 Metric), Concave
Size / Dimension	0.179" L x 0.128" W (4.55mm x 3.24mm)
Height - Seated (Max)	-
Thickness (Max)	0.059" (1.50mm)
Lead Spacing	-

1812L300MR Datasheet

1812L300MR Reviews

Loui*****nder

April 9, 2023

★ ★ ★ ★ ★

Thanks a lot! Ease of ordering and I love when they upgrade my shipping for free. What a nice thing to do.

Grif*****Nigam

April 1, 2023

★ ★ ★ ★ ★

Great product & fast shipping. Works as they should.

Jayc*****Basak

March 27, 2023

★ ★ ★ ★ ★

Item sent as described. Showed up quickly. Worked as it said and would recommend again.

Arthu*****inson

March 24, 2023

★ ★ ★ ★ ★

This was a perfect replacement for the original mode. 5 minutes and it was up and running like new.

Aria*****Basu

March 12, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never disappoint me, most dependable, and no long waiting for deliveries.

Write a Review

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1812L300MR Packaging

1812L300MR FAQ

1. How to order 1812L300MR 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 1812L300MR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 1812L300MR. All suppliers must pass our qualification reviews before they can publish their products including 1812L300MR on Heisener; we pay more attention to the channels and quality of 1812L300MR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 1812L300MR price and inventory displayed accurate?

The price and inventory of 1812L300MR 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 1812L300MR?

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 1812L300MR we delivered, we will accept the replacement or return of the 1812L300MR 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 1812L300MR.

(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 1812L300MR pin diagram, 1812L300MR datasheet?

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

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1812L300MR 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

1812L300MR

D# V72:2272_06416991

Littelfuse Inc

PTC Resettable Fuse 3A(hold) 5A(trip) 6VDC 100A 0.8W 4s 0.012Ohm SMD Solder Pad 1812 T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

1812L300MR

Littelfuse Inc

FUSE PTC RESET 3.0A 6V 1812 SMD

1000

Part Number

Manufacturer

Description

Stock

1812L300MR

Littelfuse Inc

Polymeric 6V 5A 4s 40mohms 1812 PTC Resettable Fuses RoHS

1890

Part Number

Manufacturer

Description

Stock

1812L300MR

D# F4162CT-ND

Littelfuse Inc

PTC RESET FUSE 6V 3A 1812

808

Part Number

Manufacturer

Description

Stock

1812L300MR

D# 2752741

Littelfuse Inc

FUSE, RESETTABLE PTC, 6VDC, 3A, SMD

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number

Manufacturer

Description

Stock

1812L300MR

D# C127824

Littelfuse Inc

1880

Part Number

Manufacturer

Description

Stock

1812L300MR

N/A

OEM/CM Immediate delivery

163054

Part Number

Manufacturer

Description

Stock

1812L300MR

D# 576-1812L300MR

Littelfuse Inc

Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1812 3.0A

RoHS: Compliant

1202

Part Number

Manufacturer

Description

Stock

1812L300MR

D# XSFP00000033679

Littelfuse Inc

1812L Series 1812 6 V 3 A Surface Mount POLYFUSE Resettable PTC

4000

Part Number

Manufacturer

Description

Stock

1812L300MR

D# 17AC5646

Littelfuse Inc

FUSE, RESETTABLE PTC, 6VDC, 3A, SMD, Thermistor Mounting:SMD, Product Range:POLYFUSE 1812L Series, Holding Current:3A, Tripping Current:5A, Voltage Rating:6VDC, Operating Temperature Min:-40°C, Operating Temperature Max:85°C, RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

508

Part Number

Manufacturer

Description

Stock

1812L300MR

D# NS-1812L300MR

Littelfuse Inc

OEM/CM ONLY

10353

Part Number

Manufacturer

Description

Stock

1812L300MR

Littelfuse Inc

OEM/CM ONLY

87449

Part Number

Manufacturer

Description

Stock

1812L300MR

N/A

IN stock Immediate delivery

163039

Part Number

Manufacturer

Description

Stock

1812L300MR

Littelfuse Inc

Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1812 3.0A

pbFree: Pb-Free

Part Number

Manufacturer

Description

Stock

1812L300MR-A

Littelfuse Inc

shipping today

9988

1812L300MR

Littelfuse Inc

shipping today

1996

Part Number

Manufacturer

Description

Stock

1812L300MR

D# 46776012

Littelfuse Inc

PTC Resettable Fuse 3A(hold) 5A(trip) 6VDC 100A 0.8W 4s 0.012Ohm SMD Solder Pad 1812 T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

1812L300MR

Littelfuse Inc

FUSE PTC RESET 3.0A 6V 1812 SMD

322000

Part Number

Manufacturer

Description

Stock

1812L300MR

D# 2752741

Littelfuse Inc

FUSE, RESETTABLE PTC, 6VDC, 3A, SMD

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

1812L300MR

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