Crystals

Use the filters and product table below to compare Crystals components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters

Stock & Datasheets Review availability and technical references

RFQ & BOM Support Send your target MPN, quantity or BOM

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Type	Frequency	Frequency Stability	Frequency Tolerance	Load Capacitance	ESR (Equivalent Series Resistance)	Operating Mode	Operating Temperature	Ratings	Mounting Type	Supplier Device Package	Size / Dimension	Height - Seated (Max)
ECS-060-20-4X-DU CRYSTAL 6.0000MHZ 20PF TH ECS Inc.	1,000	-	RFQ	Datasheet	HC-49USX	HC-49/US	Bulk	Active	MHz Crystal	6 MHz	±100ppm	±30ppm	20pF	100 Ohms	Fundamental	-55°C ~ 125°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.138" (3.50mm)
ECS-180-20-1X CRYSTAL 18.0000MHZ 20PF TH ECS Inc.	999	-	RFQ	Datasheet	HC-49UX	HC-49/U	Bulk	Active	MHz Crystal	18 MHz	±50ppm	±30ppm	20pF	20 Ohms	Fundamental	-10°C ~ 70°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.530" (13.46mm)
ECS-400-10-33B-CKM-TR CRYSTAL 40.0000MHZ 10PF SMD ECS Inc.	954	-	RFQ	Datasheet	ECS-33B	4-SMD, No Lead	Tape & Reel (TR)	Active	MHz Crystal	40 MHz	±10ppm	±10ppm	10pF	40 Ohms	Fundamental	-20°C ~ 70°C	-	Surface Mount	-	0.126" L x 0.098" W (3.20mm x 2.50mm)	0.031" (0.80mm)
ECS-44-20-1X CRYSTAL 4.433618MHZ 20PF TH ECS Inc.	872	-	RFQ	Datasheet	HC-49UX	HC-49/U	Bulk	Active	MHz Crystal	4.433618 MHz	±50ppm	±30ppm	20pF	70 Ohms	Fundamental	-10°C ~ 70°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.530" (13.46mm)
ECS-80-32-1X CRYSTAL 8.0000MHZ 32PF TH ECS Inc.	762	-	RFQ	Datasheet	HC-49UX	HC-49/U	Bulk	Active	MHz Crystal	8 MHz	±50ppm	±30ppm	32pF	35 Ohms	Fundamental	-10°C ~ 70°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.530" (13.46mm)
ECS-540-8-33B-CWN-TR CRYSTAL 54.000 MHZ 8 PF SMD ECS Inc.	762	-	RFQ	Datasheet	ECS-33B	4-SMD, No Lead	Tape & Reel (TR)	Active	MHz Crystal	54 MHz	±15ppm	±10ppm	8pF	40 Ohms	Fundamental	-40°C ~ 85°C	-	Surface Mount	-	0.126" L x 0.098" W (3.20mm x 2.50mm)	0.031" (0.80mm)
ECS-040-20-4X-DU CRYSTAL 4.0000MHZ 20PF TH ECS Inc.	476	-	RFQ	Datasheet	HC-49USX	HC-49/US	Bulk	Active	MHz Crystal	4 MHz	±100ppm	±30ppm	20pF	150 Ohms	Fundamental	-55°C ~ 125°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.138" (3.50mm)
ECS-100-20-4X-DU CRYSTAL 10.0000MHZ 20PF TH ECS Inc.	454	-	RFQ	Datasheet	HC-49USX	HC-49/US	Bulk	Active	MHz Crystal	10 MHz	±100ppm	±30ppm	20pF	60 Ohms	Fundamental	-55°C ~ 125°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.138" (3.50mm)
ECS-110-S-1X CRYSTAL 11.0000MHZ SERIES TH ECS Inc.	440	-	RFQ	Datasheet	HC-49UX	HC-49/U	Bulk	Active	MHz Crystal	11 MHz	±50ppm	±30ppm	Series	30 Ohms	Fundamental	-10°C ~ 70°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.530" (13.46mm)
ECS-44-20-1 CRYSTAL 4.433618MHZ 20PF TH ECS Inc.	423	-	RFQ	Datasheet	HC-49U	HC-49/U	Bulk	Not For New Designs	MHz Crystal	4.433618 MHz	±50ppm	±30ppm	20pF	70 Ohms	Fundamental	-10°C ~ 70°C	-	Through Hole	-	0.447" L x 0.183" W (11.35mm x 4.65mm)	0.530" (13.46mm)

WINSUN SOURCING SUPPORT

Need Help Sourcing Crystals?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing

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FREQUENTLY ASKED QUESTIONS

Crystals FAQ

Common questions about filtering, comparing and sourcing Crystals components.

How can I narrow the Crystals selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Crystals part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.