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.

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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
BK60-020-DZ PTC RESET FUSE 60V 200MA RAD YAGEO	8,960	-	RFQ	Datasheet	Radial, Disc	BK60	Bulk	Active	Polymeric	60V	200 mA	400 mA	40 A	2.2 s	1.5 Ohms	3.3 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" Dia x 0.122" T (7.40mm x 3.10mm)	0.500" (12.70mm)	-	0.201" (5.10mm)
BK60-017-DZ PTC RESET FUSE 60V 170MA RAD YAGEO	9,431	-	RFQ	Datasheet	Radial, Disc	BK60	Bulk	Active	Polymeric	60V	170 mA	340 mA	40 A	3 s	1.8 Ohms	5.8 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" Dia x 0.122" T (7.40mm x 3.10mm)	0.500" (12.70mm)	-	0.201" (5.10mm)
BK60-025-DZ PTC RESET FUSE 60V 250MA RAD YAGEO	2,278	-	RFQ	Datasheet	Radial, Disc	BK60	Bulk	Active	Polymeric	60V	250 mA	500 mA	40 A	2.5 s	1 Ohms	2.2 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" Dia x 0.122" T (7.40mm x 3.10mm)	0.500" (12.70mm)	-	0.201" (5.10mm)
BK60-065-DI PTC RESET FUSE 60V 650MA RAD YAGEO	5,095	-	RFQ	Datasheet	Radial, Disc	BK60	Bulk	Active	Polymeric	60V	650 mA	1.3 A	40 A	5.3 s	300 mOhms	650 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.370" Dia x 0.122" T (9.40mm x 3.10mm)	0.634" (16.10mm)	-	0.201" (5.10mm)
BK250-040-DZ PTC RESET FUSE 250V 40MA RAD YAGEO	8,644	-	RFQ	Datasheet	Radial, Disc	BK250	Bulk	Active	Polymeric	250V	40 mA	80 mA	3 A	6 s	27 Ohms	65 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" Dia (7.40mm)	0.531" (13.50mm)	-	0.201" (5.10mm)
BK250-090-DY PTC RESET FUSE 250V 90MA RAD YAGEO	9,934	-	RFQ	Datasheet	Radial, Disc	BK250	Bulk	Active	Polymeric	250V	90 mA	180 mA	3 A	5 s	7 Ohms	20 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" Dia (7.40mm)	0.571" (14.50mm)	-	0.201" (5.10mm)
BK250-090-DZ PTC RESET FUSE 250V 90MA RAD YAGEO	5,738	-	RFQ	Datasheet	Radial, Disc	BK250	Bulk	Active	Polymeric	250V	90 mA	180 mA	3 A	5 s	7 Ohms	20 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.291" Dia (7.40mm)	0.571" (14.50mm)	-	0.201" (5.10mm)
SMD2016B200TF PTC RESET FUSE 6V 2A 2016 YAGEO	4,887	-	RFQ	Datasheet	2016 (5041 Metric), Concave	SMD2016	Tape & Reel (TR)	Active	Polymeric	6V	2 A	4.2 A	40 A	3 s	30 mOhms	100 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.200" L x 0.160" W (5.08mm x 4.07mm)	-	0.047" (1.20mm)	-
BK250-110-SY PTC RESET FUSE 250V 110MA RAD YAGEO	9,454	-	RFQ	Datasheet	Radial, Disc	BK250	Bulk	Active	Polymeric	250V	110 mA	220 mA	3 A	5 s	6 Ohms	12 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.276" L x 0.181" W (7.00mm x 4.60mm)	0.571" (14.50mm)	-	0.201" (5.10mm)
BK250-110-SZ PTC RESET FUSE 250V 110MA RAD YAGEO	5,602	-	RFQ	Datasheet	Radial, Disc	BK250	Bulk	Active	Polymeric	250V	110 mA	220 mA	3 A	5 s	6 Ohms	12 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.276" L x 0.181" W (7.00mm x 4.60mm)	0.571" (14.50mm)	-	0.201" (5.10mm)

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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.