PTC Resettable Fuses

Use the filters and product table below to compare PTC Resettable Fuses 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	Package/Case	Series	Packaging	Product Status	Type	Voltage - Max	Current - Hold (Ih) (Max)	Current - Trip (It)	Current - Max	Time to Trip	Resistance - Initial (Ri) (Min)	Resistance - Post Trip (R1) (Max)	Resistance - 25°C (Typ)	Operating Temperature	Grade	Qualification	Ratings	Mounting Type	Size / Dimension	Height - Seated (Max)	Thickness (Max)	Lead Spacing
YM120C20N122 PTC RESET FUSE 265V 20MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,711	-	RFQ	Datasheet	Radial, Disc	YM	Bulk	Active	Ceramic	265V	20 mA	28 mA	100 mA	-	-	-	1.2 kOhms	0°C ~ 55°C	-	-	-	Through Hole	0.157" Dia x 0.177" T (4.00mm x 4.50mm)	0.256" (6.50mm)	-	0.200" (5.08mm)
YM120D370N100 PTC RESET FUSE 265V 314MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,348	-	RFQ	Datasheet	Radial, Disc	YM	Bulk	Active	Ceramic	265V	314 mA	444 mA	2.7 A	-	-	-	10 Ohms	0°C ~ 55°C	-	-	-	Through Hole	0.571" Dia x 0.177" T (14.50mm x 4.50mm)	0.669" (17.00mm)	-	0.200" (5.08mm)
YQS5749PTO PTC RESET FUSE 25V RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	2,424	-	RFQ	Datasheet	Radial, Disc	PTO	Bulk	Active	Ceramic	25V	-	-	-	-	-	-	50 Ohms	10°C ~ 55°C	-	-	-	Through Hole	0.350" Dia x 0.150" T (8.90mm x 3.80mm)	0.472" (12.00mm)	-	0.197" (5.00mm)
YQS5750PTO PTC RESET FUSE 25V RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	995	-	RFQ	Datasheet	Radial, Disc	PTO	Bulk	Active	Ceramic	25V	-	-	-	-	-	-	50 Ohms	10°C ~ 55°C	-	-	-	Through Hole	0.350" Dia x 0.150" T (8.90mm x 3.80mm)	0.413" (10.50mm)	-	0.197" (5.00mm)
YQS8120 PTC RESET FUSE 420V 21MA RADIAL Amphenol Advanced Sensors (Thermometrics)	730	-	RFQ	Datasheet	Radial, Disc	YP	Bulk	Active	Ceramic	420V	21 mA	39 mA	200 mA	-	-	-	600 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.256" Dia x 0.197" T (6.50mm x 5.00mm)	0.472" (12.00mm)	-	0.236" (6.00mm)
YS5869PTF PTC RESET FUSE 120V 60MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,476	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Active	Ceramic	120V	60 mA	110 mA	-	-	-	-	100 Ohms	10°C ~ 55°C	-	-	-	Through Hole	0.402" Dia x 0.122" T (10.20mm x 3.10mm)	0.402" (10.20mm)	-	0.252" (6.40mm)
YM120D125N450 PTC RESET FUSE 265V 110MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,274	-	RFQ	Datasheet	Radial, Disc	YM	Bulk	Active	Ceramic	265V	110 mA	155 mA	700 mA	-	-	-	45 Ohms	0°C ~ 55°C	-	-	-	Through Hole	0.276" Dia x 0.177" T (7.00mm x 4.50mm)	0.374" (9.50mm)	-	0.200" (5.08mm)
YQS8067 PTC RESET FUSE 265V 85MA RADIAL Amphenol Advanced Sensors (Thermometrics)	999	-	RFQ	Datasheet	Radial, Disc	YM	Bulk	Active	Ceramic	265V	85 mA	131 mA	600 mA	-	-	-	60 Ohms	0°C ~ 55°C	-	-	-	Through Hole	0.236" Dia x 0.177" T (6.00mm x 4.50mm)	0.472" (12.00mm)	-	0.197" (5.00mm)
YQS6054 PTC RESET FUSE 30V RADIAL DISC Amphenol Advanced Sensors (Thermometrics)	2,046	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	30V	-	-	-	-	-	-	100 Ohms	-	-	-	-	Through Hole	0.240" Dia x 0.170" T (6.09mm x 4.31mm)	0.470" (12.00mm)	-	0.197" (5.00mm)
YQD080N0050 PTC RESET FUSE 265V 60MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,223	-	RFQ	Datasheet	Radial, Disc	YQ	Bulk	Active	Ceramic	265V	60 mA	120 mA	1 A	-	-	-	50 Ohms	-0°C ~ 60°C	-	-	-	Through Hole	0.354" Dia x 0.197" T (9.00mm x 5.00mm)	-	-	0.201" (5.10mm)

WINSUN SOURCING SUPPORT

Need Help Sourcing PTC Resettable Fuses?

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

Send part number & quantity Request a Quote

Need sourcing assistance? Contact Sales

FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.

How can I narrow the PTC Resettable Fuses 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 PTC Resettable Fuses 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.