Name: ECS-40-20-1
Brand: ECS Inc.
SKU: ECS-40-20-1
Availability: InStock
Rating: 5 (147 reviews)

ECS-40-20-1

For Reference Only

Part Number	ECS-40-20-1
Manufacturer	ECS Inc.
Description	CRYSTAL 4.0000MHZ 20PF T/H
Datasheet	ECS-40-20-1 Datasheet ECS-40-20-1 Specifications
Package	HC49/U
ECAD
In Stock	25,362 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 15 - Jun 20 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # ECS-40-20-1 (Crystals) is manufactured by ECS 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 ECS-40-20-1 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ECS-40-20-1 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ECS-40-20-1.

ECS-40-20-1 Specifications

Manufacturer	ECS Inc.
Category	Crystals, Oscillators, Resonators - Crystals
Package	HC49/U
ECAD
Series	HC-49U
Type	MHz Crystal
Frequency	4MHz
Frequency Stability	±50ppm
Frequency Tolerance	±30ppm
Load Capacitance	20pF
ESR (Equivalent Series Resistance)	100 Ohm
Operating Mode	Fundamental
Operating Temperature	-10°C ~ 70°C
Ratings	-
Mounting Type	Through Hole
Package / Case	HC49/U
Size / Dimension	0.447" L x 0.183" W (11.35mm x 4.65mm)
Height - Seated (Max)	0.098" (2.50mm)

ECS-40-20-1 Datasheet

ECS-40-20-1 Reviews

Aran*****rtega

April 6, 2023

★ ★ ★ ★ ★

Everything is good. Well made terminal blocks. Good consistency and I found no bad ones in the bunch.

Dea*****andon

March 28, 2023

★ ★ ★ ★ ★

I've placed many orders from Heisener . I have never had an error with any order, the order has always went out the same day, and the items are always well packaged.

Dyl*****Koshy

March 28, 2023

★ ★ ★ ★ ★

I have used 2 of the 10 units so far and they work fine.

Marga*****ulkarni

March 27, 2023

★ ★ ★ ★ ★

Sure appreciate your quality, expertise and professional service. Thank you so much!!!

Cam***** Soni

March 27, 2023

★ ★ ★ ★ ★

very pleased with item, thank you.

Ali*****oover

March 24, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never makes a mistake, most reliable, and no long waiting for deliveries.

Mal*****Sood

March 10, 2023

★ ★ ★ ★ ★

I always have good experiences in dealing with Heisener Electronics. They have the components I need in stock, their search function is great, and shipping is fast and always as promised.

Joey*****vsar

March 2, 2023

★ ★ ★ ★ ★

These are the most popular variety of components of different types!

Write a Review

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ECS-40-20-1 Packaging

ECS-40-20-1 FAQ

1. How to order ECS-40-20-1 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 ECS-40-20-1 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ECS-40-20-1. All suppliers must pass our qualification reviews before they can publish their products including ECS-40-20-1 on Heisener; we pay more attention to the channels and quality of ECS-40-20-1 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the ECS-40-20-1 price and inventory displayed accurate?

The price and inventory of ECS-40-20-1 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 ECS-40-20-1?

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 ECS-40-20-1 we delivered, we will accept the replacement or return of the ECS-40-20-1 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 ECS-40-20-1.

(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 ECS-40-20-1 pin diagram, ECS-40-20-1 datasheet?

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

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ECS-40-20-1 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
ECS-40-20-18-TR D# V72:2272_17722259	ECS International Inc	Crystal 4MHz ±30ppm (Tol) ±100ppm (Stability) 20pF FUND 150Ohm 4-Pin SMD T/R	0
ECS-40-20-1X D# V99:2348_18293445	ECS International Inc	Crystal 4MHz ±30ppm (Tol) ±50ppm (Stability) 20pF FUND 100Ohm 2-Pin HC-49/UX Thru-Hole Bulk RoHS: Compliant	0
ECS-40-20-1X-N D# V99:2348_24061309	ECS International Inc	ECS-40-20-1X-N	0
ECS-40-20-19A-TR D# V72:2272_18492313	ECS International Inc	Crystal 4MHz ±30ppm (Tol) ±50ppm (Stability) 20pF FUND 150Ohm 2-Pin SMD T/R RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
ECS-40-20-19A-TR D# ECS-40-20-19A-TR	ECS International Inc	Crystal 4MHz 20pF 4-Pin SMD T/R - Tape and Reel (Alt: ECS-40-20-19A-TR) RoHS: Compliant	0
ECS-40-20-18-TR D# ECS-40-20-18-TR	ECS International Inc	Crystal 4MHz 20pF 4-Pin SMD T/R - Tape and Reel (Alt: ECS-40-20-18-TR)	0
ECS-40-20-1X D# ECS-40-20-1X	ECS International Inc	Crystal 4MHz 20pF 2-Pin HC-49/U - Bulk (Alt: ECS-40-20-1X) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

ECS-40-20-18-TR

D# ECS-40-20-18-TR

ECS International Inc

Crystal 4MHz 20pF 4-Pin SMD T/R (Alt: ECS-40-20-18-TR)

ECS-40-20-19A-TR

D# ECS-40-20-19A-TR

ECS International Inc

Crystal 4MHz 20pF 4-Pin SMD T/R (Alt: ECS-40-20-19A-TR)

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
ECS-40-20-1	ECS International Inc		60
ECS-40-20-1X	ECS		10
ECS-40-20-18-TR	ECS International Inc		100

Part Number	Manufacturer	Description	Stock
ECS-40-20-1X	ECS International Inc	CRYSTAL 4MHZ 20PF THRU	543
ECS-40-20-19A-TR	ECS International Inc	CRYSTAL 4MHZ 20PF SMD	2000
ECS-40-20-18-TR	ECS International Inc	CRYSTAL 4MHZ 20PF SMD	6000
ECS-40-20-1	ECS International Inc	CRYSTAL 4MHZ 20PF THRU	809

Part Number	Manufacturer	Description	Stock
ECS-40-20-1X D# X971-ND	ECS International Inc	CRYSTAL 4.0000MHZ 20PF TH	4243
ECS-40-20-19A-TR D# XC852CT-ND	ECS International Inc	CRYSTAL 4.0000MHZ 20PF SMD	703
ECS-40-20-18-TR D# XC587CT-ND	ECS International Inc	CRYSTAL 4.0000MHZ 20PF SMD	3500

Part Number

Manufacturer

Description

Stock

ECS-40-20-1

D# ECS-40-20-1

ECS

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

Part Number

Manufacturer

Description

Stock

ECS-40-20-1X

ECS

In stock shipping within 2days

38625

Part Number	Manufacturer	Description	Stock
ECS-40-20-1X	ECS International Inc	RoHS: Compliant pbFree: Yes	0
ECS-40-20-19A-TR	ECS International Inc	RoHS: Compliant pbFree: Yes	0
ECS-40-20-18-TR	ECS International Inc	CSM-12 Series 4 MHz ±30 ppm 20 pF -40 to +85 °C Surface Mount Quartz Crystal RoHS: Compliant pbFree: Yes	2499

Part Number

Manufacturer

Description

Stock

ECS40201

ECS

OEM/CM QUOTES ONLY | NO BROKERS

48937

Part Number

Manufacturer

Description

Stock

ECS-40-20-18-TR

ECS

In Stock

100

ECS-40-20-1

ECS

In stock

Part Number	Manufacturer	Description	Stock
ECS-40-20-18-TR D# 520-CSR400-20	ECS International Inc	Crystals CRYSTAL 4MHz RoHS: Compliant	1458
ECS-40-20-1X D# 520-HCA400-20X	ECS International Inc	Crystals 4MHz 20pF RoHS: Compliant	815
ECS-40-20-19A-TR D# 520-40-20-19A-TR	ECS International Inc	Crystals CRYSTAL 4.0000MHZ 20PF SMD,ECX-19A,+/-50ppm,+/-30ppm,20pF,150 Ohm,Fundamental,-10 C 70 C,2-SMD,0.433" L x 0.197" W (11.00mm x 5.00mm),0.079" (2.00mm) RoHS: Compliant	1264

Part Number

Manufacturer

Description

Stock

ECS-40-20-1

D# ECS-40-20-1

ECS

BULK / SECONDARY PKG

300

Part Number	Manufacturer	Description	Stock
ECS-40-20-1 D# NS-ECS-40-20-1	ECS Inc	OEM/CM ONLY	2616
ECS-40-20-19A-TR D# NS-ECS-40-20-19A-TR	ECS Inc	OEM/CM ONLY	3052
ECS-40-20-1X D# NS-ECS-40-20-1X	ECS Inc	OEM/CM ONLY	3782
ECS-40-20-18-TR D# NS-ECS-40-20-18-TR	ECS Inc	OEM/CM ONLY	7022

Part Number	Manufacturer	Description	Stock
ECS-40-20-1	ECS International Inc	CRYSTAL,4.000MHZ,20PF,HC-49/UA	304
ECS-40-20-1X	ECS International Inc	QUARTZ CRYSTAL	8
ECS-40-20-19A-TR	ECS International Inc	CRYSTAL, 4 MHZ, 20PF, SMD, 11X5MM	78
ECS-40-20-19A	ECS International Inc	CRYSTAL, 4.0MHZ, 20PF, SMD, 11X5MM	100

Part Number	Manufacturer	Description	Stock
ECS40201X	ECS International Inc	OEM/CM ONLY	729
ECS402014.000M	ECS International Inc	OEM/CM ONLY	67
ECS402019ATR	ECS International Inc	OEM/CM ONLY	147
ECS402018TR	ECS International Inc	OEM/CM ONLY	567
ECS402019A	ECS Inc International	OEM/CM ONLY	164
ECS40201	ECS International Inc	OEM/CM ONLY	52348

Part Number

Manufacturer

Description

Stock

ECS-40-20-19A-TR

D# 32919220

ECS

Crystal 4MHz ±30ppm (Tol) ±50ppm (Stability) 20pF FUND 150Ohm 2-Pin SMD T/R

RoHS: Compliant

ECS-40-20-18-TR

D# 32919124

ECS

Crystal 4MHz ±30ppm (Tol) ±100ppm (Stability) 20pF FUND 150Ohm 4-Pin SMD T/R

Quick Inquiry

ECS-40-20-1

Certified Quality

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