PTC Resettable Fuses

Browse available PTC Resettable Fuses components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.

If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.

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
B59975C160A51 PTC RESET FUSE 20V 550MA RADIAL EPCOS - TDK Electronics	2,292	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	20V	550 mA	1.1 A	3 A	-	-	-	1.8 Ohms	-40°C ~ 85°C	-	-	-	Through Hole	0.354" Dia x 0.138" T (9.00mm x 3.50mm)	0.492" (12.50mm)	-	0.197" (5.00mm)
B59975C0160A054 PTC RESET FUSE 20V 550MA RADIAL EPCOS - TDK Electronics	2,235	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	20V	550 mA	1.1 A	3 A	-	-	-	1.8 Ohms	-40°C ~ 85°C	-	-	-	Through Hole	0.354" Dia x 0.138" T (9.00mm x 3.50mm)	0.492" (12.50mm)	-	0.197" (5.00mm)
B59985C0160A051 PTC RESET FUSE 20V 300MA RADIAL EPCOS - TDK Electronics	2,300	-	RFQ	Datasheet	Radial, Disc	B59985	Tape & Reel (TR)	Obsolete	Ceramic	20V	300 mA	600 mA	1 A	-	-	-	4.6 Ohms	-40°C ~ 85°C	-	-	-	Through Hole	0.256" Dia x 0.138" T (6.50mm x 3.50mm)	0.394" (10.00mm)	-	0.197" (5.00mm)
B59990C0120A050 PTC RESET FUSE 80V 50MA RADIAL EPCOS - TDK Electronics	2,797	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	80V	50 mA	100 mA	700 mA	-	-	-	55 Ohms	-40°C ~ 125°C	-	-	-	Through Hole	0.157" Dia x 0.138" T (4.00mm x 3.50mm)	0.295" (7.50mm)	-	0.197" (5.00mm)
B59965C0120A054 PTC RESET FUSE 30V 600MA RADIAL EPCOS - TDK Electronics	5,083	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	30V	600 mA	1.2 A	4.3 A	-	-	-	1.2 Ohms	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.433" Dia x 0.138" T (11.00mm x 3.50mm)	0.571" (14.50mm)	-	0.197" (5.00mm)
B59870C130A51 PTC RESET FUSE 265V 100MA RADIAL EPCOS - TDK Electronics	7,027	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Active	Ceramic	265V	100 mA	150 mA	400 mA	-	-	-	50 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.256" Dia x 0.197" T (6.50mm x 5.00mm)	0.394" (10.00mm)	-	0.197" (5.00mm)
B59890C80A51 PTC RESET FUSE 265V 15MA RADIAL EPCOS - TDK Electronics	9,885	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	265V	15 mA	40 mA	200 mA	-	-	-	150 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.157" Dia x 0.197" T (4.00mm x 5.00mm)	0.295" (7.50mm)	-	0.197" (5.00mm)
B59890C0080A053 PTC RESET FUSE 265V 15MA RADIAL EPCOS - TDK Electronics	2,344	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	265V	15 mA	40 mA	200 mA	-	-	-	150 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.157" Dia x 0.197" T (4.00mm x 5.00mm)	0.295" (7.50mm)	-	0.197" (5.00mm)
B59884C0120A051 PTC RESET FUSE 420V 21MA RADIAL EPCOS - TDK Electronics	4,066	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	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)	0.394" (10.00mm)	-	0.197" (5.00mm)
B59880C80A51 PTC RESET FUSE 265V 30MA RADIAL EPCOS - TDK Electronics	3,299	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	265V	30 mA	70 mA	400 mA	-	-	-	70 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.256" Dia x 0.197" T (6.50mm x 5.00mm)	0.394" (10.00mm)	-	0.197" (5.00mm)
B59960C0080A051 PTC RESET FUSE 80V 130MA RADIAL EPCOS - TDK Electronics	2,297	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	80V	130 mA	265 mA	4.3 A	-	-	-	5.6 Ohms	-40°C ~ 85°C	-	-	-	Through Hole	0.433" Dia x 0.138" T (11.00mm x 3.50mm)	0.571" (14.50mm)	-	0.197" (5.00mm)
B59965C0160A054 PTC RESET FUSE 20V 700MA RADIAL EPCOS - TDK Electronics	7,588	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	20V	700 mA	1.45 A	4.3 A	-	-	-	1.2 Ohms	-40°C ~ 85°C	-	-	-	Through Hole	0.433" Dia x 0.138" T (11.00mm x 3.50mm)	0.571" (14.50mm)	-	0.197" (5.00mm)
B59965C120A51 PTC RESET FUSE 30V 600MA RADIAL EPCOS - TDK Electronics	5,051	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	30V	600 mA	1.2 A	4.3 A	-	-	-	1.2 Ohms	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.433" Dia x 0.138" T (11.00mm x 3.50mm)	0.571" (14.50mm)	-	0.197" (5.00mm)
B59960C0120A054 PTC RESET FUSE 80V 250MA RADIAL EPCOS - TDK Electronics	8,491	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	80V	250 mA	500 mA	4.3 A	-	-	-	5.6 Ohms	-40°C ~ 125°C	-	-	-	Through Hole	0.433" Dia x 0.138" T (11.00mm x 3.50mm)	0.571" (14.50mm)	-	0.197" (5.00mm)
HVR250P145CF PTC RESET FUSE 60V 145MA RADIAL Littelfuse Inc.	9,302	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	145 mA	290 mA	3 A	2.5 s	3 Ohms	14 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.236" Dia x 0.201" T (6.00mm x 5.10mm)	0.492" (12.50mm)	-	0.217" (5.50mm)
HVR250P120UF PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	3,040	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	1 s	6 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.236" Dia x 0.201" T (6.00mm x 5.10mm)	0.394" (10.00mm)	-	0.217" (5.50mm)
HVR250P120CRCF PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	9,292	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	850 ms	5.4 Ohms	14 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.268" Dia x 0.201" T (6.80mm x 5.10mm)	0.492" (12.50mm)	-	0.217" (5.50mm)
HVR250P180UF PTC RESET FUSE 60V 180MA RADIAL Littelfuse Inc.	3,340	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	180 mA	650 mA	10 A	15 s	800 mOhms	4 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.409" L x 0.201" W (10.40mm x 5.10mm)	0.520" (13.20mm)	-	0.217" (5.50mm)
HVR250P180CF PTC RESET FUSE 60V 180MA RADIAL Littelfuse Inc.	2,826	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	180 mA	650 mA	3 A	21 s	800 mOhms	4 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.472" L x 0.201" W (12.00mm x 5.10mm)	0.520" (13.20mm)	-	0.217" (5.50mm)
HVR250P120CR2F PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	2,110	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, HVR250	Tape & Box (TB)	Obsolete	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	700 ms	8 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.268" Dia x 0.201" T (6.80mm x 5.10mm)	0.492" (12.50mm)	-	0.217" (5.50mm)

PTC Resettable Fuses FAQ

What PTC Resettable Fuses components can I source from EGOO?

You can browse available PTC Resettable Fuses product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.

Can EGOO help with hard-to-source or obsolete PTC Resettable Fuses parts?

Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.

Does EGOO support BOM and small-batch sourcing?

Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.

How do I request pricing and availability?

Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.