Crystals – Mouser Denmark

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HC-49USX Low-Profile Quartz Crystals

ECS HC-49USX Low-Profile Quartz Crystals are cost-effective, lead-free, and RoHS-compliant crystals with a maximum height of 3.5mm. The HC-49USX thru-hole mount, resistance weld-type crystals have an operating temperature range of -10°C to +70°C. The HC-49USX-DN series features an industrial temperature range of -40°C to +85°C. ECS HC-49USX Low-Profile Quartz Crystals feature a frequency range between 3.57MHz and 70MHz.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (DKK) Filter the results in the table by unit price based on your quantity.	Qty.	Frequency	Load Capacitance	Tolerance	Frequency Stability	Package/Case	Minimum Operating Temperature	Maximum Operating Temperature	Termination Style	ESR	Drive Level	Length	Width	Height	Series	Packaging
Crystals 14.31818MHz 20pF -10C +70C ECS-143-20-4X ECS 1: 3,78 kr. 528In Stock	Mfr. Part No. ECS-143-20-4X Mouser Part No 520-HCU143-20-4X	ECS	Crystals 14.31818MHz 20pF -10C +70C Learn More about ECS hc 49usx quartz crystals	Datasheet	528In Stock	3,78 kr. 3,04 kr. 2,77 kr. 2,75 kr. View 2,68 kr. 2,53 kr. 2,46 kr. 2,12 kr.	Min.: 1 Mult.: 1	14.31818 MHz	20 pF	30 PPM	50 PPM	HC-49/USX	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 14.318180MHz 20pF EX/TEMP HC-49US ECS-143-20-4XDN ECS 1: 4,74 kr. 993In Stock	Mfr. Part No. ECS-143-20-4XDN Mouser Part No 520-HCU1431-20DNX	ECS	Crystals 14.318180MHz 20pF EX/TEMP HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	993In Stock	4,74 kr. 3,73 kr. 3,48 kr. 3,16 kr. View 2,86 kr. 2,73 kr. 2,60 kr. 2,48 kr.	Min.: 1 Mult.: 1	14.31818 MHz	20 pF	30 PPM	100 PPM	HC-49/US	- 40 C	+ 85 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 14.7456MHz 20pF ECS-147.4-20-4X ECS 1: 3,72 kr. 614In Stock	Mfr. Part No. ECS-147.4-20-4X Mouser Part No 520-HCU1474-20X	ECS	Crystals 14.7456MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	614In Stock	3,72 kr. 2,96 kr. 2,70 kr. 2,59 kr. View 2,51 kr. 2,27 kr. 2,17 kr. 2,04 kr.	Min.: 1 Mult.: 1	14.7456 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 14.7456MHz SERIES ECS-147.4-S-4X ECS 1: 4,10 kr. 52In Stock	Mfr. Part No. ECS-147.4-S-4X Mouser Part No 520-HCU1474-SX	ECS	Crystals 14.7456MHz SERIES Learn More about ECS hc 49usx quartz crystals	Datasheet	52In Stock	4,10 kr. 3,22 kr. 2,87 kr. 2,78 kr. View 2,68 kr. 2,31 kr. 2,22 kr. 2,12 kr.	Min.: 1 Mult.: 1	14.7456 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 15MHz SERIES ECS-150-S-4X ECS 1: 3,92 kr. 719In Stock	Mfr. Part No. ECS-150-S-4X Mouser Part No 520-HCU1500-SX	ECS	Crystals 15MHz SERIES Learn More about ECS hc 49usx quartz crystals	Datasheet	719In Stock	3,92 kr. 3,10 kr. 2,73 kr. 2,66 kr. View 2,46 kr. 2,31 kr. 2,25 kr. 2,12 kr.	Min.: 1 Mult.: 1	15 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 15.36MHz 20pF ECS-153-20-4X ECS 1: 3,92 kr. 744In Stock	Mfr. Part No. ECS-153-20-4X Mouser Part No 520-HCU1536-20X	ECS	Crystals 15.36MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	744In Stock	3,92 kr. 3,10 kr. 2,87 kr. 2,75 kr. View 2,41 kr. 2,28 kr. 2,18 kr. 2,07 kr.	Min.: 1 Mult.: 1	15.36 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 16MHz 20pF EX/TEMP HC-49US ECS-160-20-4XDN ECS 1: 3,92 kr. 344In Stock	Mfr. Part No. ECS-160-20-4XDN Mouser Part No 520-HCU1600-20DNX	ECS	Crystals 16MHz 20pF EX/TEMP HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	344In Stock	3,92 kr. 3,10 kr. 2,73 kr. 2,66 kr. View 2,57 kr. 2,48 kr. 2,34 kr. 2,25 kr.	Min.: 1 Mult.: 1	16 MHz	20 pF	30 PPM	100 PPM	HC-49/US	- 40 C	+ 85 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 16MHz 20pF ECS-160-20-4X ECS 1: 3,92 kr. 1.508In Stock 7.200On Order	Mfr. Part No. ECS-160-20-4X Mouser Part No 520-HCU1600-20X	ECS	Crystals 16MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	1.508In Stock 7.200On Order On Order Ship Dates Mfr. No: ECS-160-20-4X Stock: 1.508 Can Dispatch Immediately On Order: 2.800 Expected 09/02/2027 4.400 Expected 16/02/2027 Factory Lead Time: 17 Weeks	3,92 kr. 3,07 kr. 2,66 kr. 2,59 kr. View 2,45 kr. 2,31 kr. 2,24 kr.	Min.: 1 Mult.: 1	16 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 16MHz SERIES ECS-160-S-4X ECS 1: 3,92 kr. 373In Stock	Mfr. Part No. ECS-160-S-4X Mouser Part No 520-HCU1600-SX	ECS	Crystals 16MHz SERIES Learn More about ECS hc 49usx quartz crystals	Datasheet	373In Stock	3,92 kr. 3,10 kr. 2,73 kr. 2,59 kr. View 2,41 kr. 2,28 kr. 2,17 kr. 2,07 kr.	Min.: 1 Mult.: 1	16 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 18.0Mhz 20pF -10C +70C ECS-180-20-4X ECS 1: 3,72 kr. 247In Stock	Mfr. Part No. ECS-180-20-4X Mouser Part No 520-HCU180-20-4X	ECS	Crystals 18.0Mhz 20pF -10C +70C Learn More about ECS hc 49usx quartz crystals	Datasheet	247In Stock	3,72 kr. 2,96 kr. 2,73 kr. 2,51 kr. View 2,40 kr. 2,27 kr. 2,17 kr. 2,07 kr.	Min.: 1 Mult.: 1	18 MHz	20 pF	30 PPM	50 PPM	HC-49/USX	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	3.8 mm	3.5 mm	HCS-49USX	Bulk
Crystals 18MHz SERIES ECS-180-S-4X ECS 1: 3,92 kr. 962In Stock	Mfr. Part No. ECS-180-S-4X Mouser Part No 520-HCU1800-SX	ECS	Crystals 18MHz SERIES Learn More about ECS hc 49usx quartz crystals	Datasheet	962In Stock	3,92 kr. 3,10 kr. 2,73 kr. 2,66 kr. View 2,41 kr. 2,28 kr. 2,18 kr. 2,07 kr.	Min.: 1 Mult.: 1	18 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 18.432MHz 18pF -10C +70C ECS-184-18-4X ECS 1: 3,53 kr. 643In Stock 400Expected 06/11/2026	Mfr. Part No. ECS-184-18-4X Mouser Part No 520-HCU184-18-4X	ECS	Crystals 18.432MHz 18pF -10C +70C Learn More about ECS hc 49usx quartz crystals	Datasheet	643In Stock 400Expected 06/11/2026	3,53 kr. 2,83 kr. 2,72 kr. 2,40 kr. View 2,27 kr. 2,19 kr. 2,09 kr.	Min.: 1 Mult.: 1	18.432 MHz	18 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 18.432000MHz 20pF EX/TEMP HC-49US ECS-184-20-4XDN ECS 1: 4,17 kr. 293In Stock	Mfr. Part No. ECS-184-20-4XDN Mouser Part No 520-HCU1843-20DNX	ECS	Crystals 18.432000MHz 20pF EX/TEMP HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	293In Stock	4,17 kr. 3,28 kr. 2,89 kr. 2,82 kr. View 2,73 kr. 2,58 kr. 2,30 kr.	Min.: 1 Mult.: 1	18.432 MHz	20 pF	30 PPM	100 PPM	HC-49/US	- 40 C	+ 85 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 18.432MHz 20pF ECS-184-20-4X ECS 1: 3,92 kr. 112In Stock	Mfr. Part No. ECS-184-20-4X Mouser Part No 520-HCU1843-20X	ECS	Crystals 18.432MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	112In Stock	3,92 kr. 3,10 kr. 2,73 kr. 2,59 kr. View 2,42 kr. 2,30 kr. 2,19 kr. 2,08 kr.	Min.: 1 Mult.: 1	18.432 MHz	20 pF	30 PPM	50 PPM	HC-49/USX	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 19.6608MHz 20pF ECS-196.6-20-4X ECS 1: 4,04 kr. 415In Stock	Mfr. Part No. ECS-196.6-20-4X Mouser Part No 520-HCU1966-20X	ECS	Crystals 19.6608MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	415In Stock	4,04 kr. 3,18 kr. 2,87 kr. 2,59 kr. View 2,46 kr. 2,31 kr. 2,25 kr. 2,12 kr.	Min.: 1 Mult.: 1	19.6608 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 20MHz 20pF EX/TEMP HC-49US ECS-200-20-4XDN ECS 1: 4,36 kr. 836In Stock	Mfr. Part No. ECS-200-20-4XDN Mouser Part No 520-HCU2000-20DNX	ECS	Crystals 20MHz 20pF EX/TEMP HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	836In Stock	4,36 kr. 3,45 kr. 3,15 kr. 3,07 kr. View 2,97 kr. 2,80 kr. 2,45 kr. 2,35 kr.	Min.: 1 Mult.: 1	20 MHz	20 pF	30 PPM	100 PPM	HC-49/US	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 20MHz 20pF ECS-200-20-4X ECS 1: 3,92 kr. 1.098In Stock	Mfr. Part No. ECS-200-20-4X Mouser Part No 520-HCU2000-20X	ECS	Crystals 20MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	1.098In Stock	3,92 kr. 3,07 kr. 2,72 kr. 2,63 kr. View 2,58 kr. 2,53 kr. 2,30 kr. 2,17 kr.	Min.: 1 Mult.: 1	20 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 22.1184MHz Series -10C +70C ECS-221-S-4X ECS 1: 3,85 kr. 120In Stock	Mfr. Part No. ECS-221-S-4X Mouser Part No 520-HCU221-S-4X	ECS	Crystals 22.1184MHz Series -10C +70C Learn More about ECS hc 49usx quartz crystals	Datasheet	120In Stock	3,85 kr. 3,05 kr. 2,68 kr. 2,55 kr. View 2,49 kr. 2,31 kr. 2,22 kr. 2,09 kr.	Min.: 1 Mult.: 1	22.1184 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24MHz 12pF ECS-240-12-4X ECS 1: 3,78 kr. 909In Stock	Mfr. Part No. ECS-240-12-4X Mouser Part No 520-HCU2400-12X	ECS	Crystals 24MHz 12pF Learn More about ECS hc 49usx quartz crystals	Datasheet	909In Stock	3,78 kr. 3,01 kr. 2,66 kr. 2,59 kr. View 2,50 kr. 2,36 kr. 2,20 kr.	Min.: 1 Mult.: 1	24 MHz	12 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24.0-MHz 16pF ECS-240-16-4X ECS 1: 3,92 kr. 1.344In Stock	Mfr. Part No. ECS-240-16-4X Mouser Part No 520-HCU2400-16X	ECS	Crystals 24.0-MHz 16pF Learn More about ECS hc 49usx quartz crystals	Datasheet	1.344In Stock	3,92 kr. 3,10 kr. 2,73 kr. 2,66 kr. View 2,57 kr. 2,30 kr. 2,19 kr. 2,08 kr.	Min.: 1 Mult.: 1	24 MHz	16 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24MHz 20pF EX-TEMP HC-49US ECS-240-20-4XDN ECS 1: 4,74 kr. 642In Stock	Mfr. Part No. ECS-240-20-4XDN Mouser Part No 520-HCU2400-20DNX	ECS	Crystals 24MHz 20pF EX-TEMP HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	642In Stock	4,74 kr. 3,77 kr. 3,37 kr. 3,23 kr. View 2,97 kr. 2,72 kr. 2,53 kr. 2,42 kr.	Min.: 1 Mult.: 1	24 MHz	20 pF	30 PPM	100 PPM	HC-49/US	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24MHz 20pF ECS-240-20-4X ECS 1: 3,40 kr. 1.205In Stock	Mfr. Part No. ECS-240-20-4X Mouser Part No 520-HCU2400-20X	ECS	Crystals 24MHz 20pF Learn More about ECS hc 49usx quartz crystals	Datasheet	1.205In Stock	3,40 kr. 2,70 kr. 2,51 kr. 2,48 kr. View 2,28 kr. 2,25 kr. 2,17 kr.	Min.: 1 Mult.: 1	24 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24MHz SERIES ECS-240-S-4X ECS 1: 3,72 kr. 162In Stock	Mfr. Part No. ECS-240-S-4X Mouser Part No 520-HCU2400-SX	ECS	Crystals 24MHz SERIES Learn More about ECS hc 49usx quartz crystals	Datasheet	162In Stock	3,72 kr. 2,96 kr. 2,73 kr. 2,66 kr. View 2,57 kr. 2,27 kr. 2,18 kr. 2,07 kr.	Min.: 1 Mult.: 1	24 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24.576000MHz 20pF HC-49US ECS-245.7-20-4X ECS 1: 3,72 kr. 558In Stock	Mfr. Part No. ECS-245.7-20-4X Mouser Part No 520-HCU2457-20X	ECS	Crystals 24.576000MHz 20pF HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	558In Stock	3,72 kr. 2,96 kr. 2,73 kr. 2,66 kr. View 2,57 kr. 2,27 kr. 2,18 kr. 2,07 kr.	Min.: 1 Mult.: 1	24.576 MHz	20 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 25MHz 18pF HC-49US ECS-250-18-4X-F ECS 1: 4,04 kr. 1.450In Stock	Mfr. Part No. ECS-250-18-4X-F Mouser Part No 520-HCU2500-18X	ECS	Crystals 25MHz 18pF HC-49US Learn More about ECS hc 49usx quartz crystals	Datasheet	1.450In Stock	4,04 kr. 3,18 kr. 2,78 kr. 2,72 kr. View 2,63 kr. 2,38 kr. 2,31 kr. 2,21 kr.	Min.: 1 Mult.: 1	25 MHz	18 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk