Name: ECS-40-20-4X
Brand: ECS Inc.
SKU: ECS-40-20-4X
Availability: InStock
Rating: 5 (132 reviews)

ECS-40-20-4X

For Reference Only

Part Number	ECS-40-20-4X
Manufacturer	ECS Inc.
Description	CRYSTAL 4.0000MHZ 20PF T/H
Datasheet	ECS-40-20-4X Datasheet ECS-40-20-4X Specifications
Package	HC49/US
ECAD
In Stock	239,244 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 19 - May 24 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # ECS-40-20-4X (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-40-20-4X specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ECS-40-20-4X with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ECS-40-20-4X.

ECS-40-20-4X Specifications

Manufacturer	ECS Inc.
Category	Crystals, Oscillators, Resonators - Crystals
Package	HC49/US
ECAD
Series	HC-49USX
Type	MHz Crystal
Frequency	4MHz
Frequency Stability	±50ppm
Frequency Tolerance	±30ppm
Load Capacitance	20pF
ESR (Equivalent Series Resistance)	150 Ohm
Operating Mode	Fundamental
Operating Temperature	-10°C ~ 70°C
Ratings	-
Mounting Type	Through Hole
Package / Case	HC49/US
Size / Dimension	0.447" L x 0.183" W (11.35mm x 4.65mm)
Height - Seated (Max)	0.138" (3.50mm)

ECS-40-20-4X Datasheet

ECS-40-20-4X Reviews

Joy K*****amurthy

March 13, 2023

★ ★ ★ ★ ★

Great seller, item shipped quickly and in great packaging. I will come next time .

Mali*****ranch

February 19, 2023

★ ★ ★ ★ ★

Good communication and fast shipping! Recommended!

Write a Review

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ECS-40-20-4X Packaging

ECS-40-20-4X FAQ

1. How to order ECS-40-20-4X 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-40-20-4X is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ECS-40-20-4X. All suppliers must pass our qualification reviews before they can publish their products including ECS-40-20-4X on Heisener; we pay more attention to the channels and quality of ECS-40-20-4X products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the ECS-40-20-4X price and inventory displayed accurate?

The price and inventory of ECS-40-20-4X 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-40-20-4X?

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-40-20-4X we delivered, we will accept the replacement or return of the ECS-40-20-4X 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-40-20-4X.

(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-40-20-4X pin diagram, ECS-40-20-4X datasheet?

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

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ECS-40-20-4X 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-40-20-4XDN

D# V99:2348_17722240

ECS International Inc

Crystal 4MHz ±30ppm (Tol) ±100ppm (Stability) 20pF FUND 150Ohm 2-Pin HC-49/USX Thru-Hole Bulk

RoHS: Compliant

ECS-40-20-4X

D# V99:2348_17722571

ECS International Inc

Crystal 4MHz ±30ppm (Tol) ±50ppm (Stability) 20pF FUND 150Ohm 2-Pin HC-49/USX Thru-Hole Bulk

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

D# ECS-40-20-4X

ECS International Inc

Crystal 4MHz 20pF 2-Pin HC-49/U - Bulk (Alt: ECS-40-20-4X)

RoHS: Compliant

ECS-40-20-4XDN

D# ECS-40-20-4XDN

ECS International Inc

Crystal 4MHz 20pF 2-Pin HC-49/US - Bulk (Alt: ECS-40-20-4XDN)

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

ECS International Inc

Crystals 4MHz 20pF

10445

ECS-40-20-4XDN

ECS International Inc

Crystals 4MHz 20pF EX/TEMP HC-49US

2363

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

D# X1045-ND

ECS International Inc

CRYSTAL 4.0000MHZ 20PF TH

9618

ECS-40-20-4XDN

D# X1112-ND

ECS International Inc

CRYSTAL 4.0000MHZ 20PF TH

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

ECS International Inc

HC-49USX Series 40 MHz ±30 ppm 20 pF -10 to +70°C Through Hole Quartz Crystal

RoHS: Compliant

pbFree: Yes

ECS-40-20-4XDN

ECS International Inc

HC-49USX-DN Series 4.000Mhz 100ppm 20pF -40°C ~ 85°C 11.35mm x 4.65mm Crystal

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

ECS

OEM/CM Immediate delivery

1600

Part Number	Manufacturer	Description	Stock
ECS-40-20-4X-DN-TR D# 520-ECS-40-20-4XDN-T	ECS International Inc	Crystals 4MHz 20pF -40C +85C RoHS: Compliant	953
ECS-40-20-4XDN D# 520-HCU400-20DNX	ECS International Inc	Crystals 4MHz 20pF EX/TEMP HC-49US RoHS: Compliant	957
ECS-40-20-4X D# 520-HCU400-20X	ECS International Inc	Crystals 4MHz 20pF RoHS: Compliant	1592

Part Number

Manufacturer

Description

Stock

ECS-40-20-4XDN

D# NS-ECS-40-20-4XDN

ECS Inc

OEM/CM ONLY

12832

ECS-40-20-4X

D# NS-ECS-40-20-4X

ECS Inc

OEM/CM ONLY

6101

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

ECS International Inc

CRYSTAL, 4 MHZ, 20PF, HC-49/US

Part Number

Manufacturer

Description

Stock

ECS40204XDN

ECS International Inc

OEM/CM ONLY

2378

ECS40204X

ECS International Inc

OEM/CM ONLY

235

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

ECS

IN stock Immediate delivery

1615

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

ECS

shipping today

1599

Part Number

Manufacturer

Description

Stock

ECS-40-20-4X

D# 36739425

ECS

Crystal 4MHz ±30ppm (Tol) ±50ppm (Stability) 20pF FUND 150Ohm 2-Pin HC-49/USX Thru-Hole Bulk

RoHS: Compliant

Quick Inquiry

ECS-40-20-4X

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