PTC Resettable Fuses

Browse available PTC Resettable Fuses part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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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
B59850C0160A070 PTC RESET FUSE 160V 250MA RADIAL EPCOS - TDK Electronics	119	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	Ceramic	160V	250 mA	500 mA	2.2 A	-	-	-	10 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.532" Dia x 0.197" T (13.50mm x 5.00mm)	0.669" (17.00mm)	-	0.197" (5.00mm)
B59870C0120A051 PTC RESET FUSE 265V 100MA RADIAL EPCOS - TDK Electronics	10,321	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Active	Ceramic	265V	100 mA	200 mA	1 A	-	-	-	25 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.354" Dia x 0.197" T (9.00mm x 5.00mm)	0.492" (12.50mm)	-	0.197" (5.00mm)
B59873C0120A051 PTC RESET FUSE 265V 70MA RADIAL EPCOS - TDK Electronics	4,000	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Active	Ceramic	265V	70 mA	140 mA	1 A	-	-	-	45 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.354" Dia x 0.197" T (9.00mm x 5.00mm)	0.492" (12.50mm)	-	0.197" (5.00mm)
RHEF1400 PTC RESET FUSE 16V 14A RADIAL Littelfuse Inc.	148	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RHEF	Bag	Active	Polymeric	16V	14 A	27 A	100 A	13 s	3 mOhms	9 mOhms	-	-40°C ~ 125°C	-	-	-	Through Hole	0.925" L x 0.142" W (23.50mm x 3.60mm)	1.126" (28.60mm)	-	0.400" (10.15mm)
16R1000GMR PTC RESET FUSE 16V 10A RADIAL Littelfuse Inc.	3,776	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 16R	Cut Tape (CT)	Active	Polymeric	16V	10 A	17 A	100 A	6 s	4 mOhms	10.2 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.650" L x 0.118" W (16.50mm x 3.00mm)	0.992" (25.20mm)	-	0.201" (5.10mm)
72R185XMR PTC RESET FUSE 72V 1.85A RADIAL Littelfuse Inc.	644	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 72R	Cut Tape (CT)	Active	Polymeric	72V	1.85 A	3.7 A	40 A	12.6 s	80 mOhms	190 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.660" Dia x 0.122" T (16.76mm x 3.10mm)	0.906" (23.00mm)	-	0.201" (5.10mm)
MF-RHT1300-0 PTC RESET FUSE 16V 13A RADIAL Bourns Inc.	3,089	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Bulk	Active	Polymeric	16V	13 A	24 A	100 A	13 s	4.1 mOhms	10 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.925" L x 0.142" W (23.50mm x 3.60mm)	1.130" (28.70mm)	-	0.215" (5.45mm)
1206L260SLTHYR PTC RESET FUSE 6V 2.6A 1206 Littelfuse Inc.	10,811	-	RFQ	Datasheet	1206 (3216 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	2.6 A	5 A	50 A	4 s	3 mOhms	26 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.028" (0.70mm)	-
B59115P1120A062 PTC RESET FUSE 80V 70MA 3225 EPCOS - TDK Electronics	1,900	-	RFQ	Datasheet	3225 (8063 Metric)	B59115	Tape & Reel (TR)	Active	Ceramic	80V	70 mA	145 mA	700 mA	-	-	-	55 Ohms	-40°C ~ 60°C	Automotive	AEC-Q200	-	Surface Mount	0.315" L x 0.248" W (8.00mm x 6.30mm)	-	0.150" (3.80mm)	-
60R250XMR PTC RESET FUSE 60V 2.5A RADIAL Littelfuse Inc.	2,438	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 60R	Cut Tape (CT)	Active	Polymeric	60V	2.5 A	5 A	40 A	15.6 s	50 mOhms	130 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.785" Dia x 0.122" T (19.93mm x 3.10mm)	1.032" (26.20mm)	-	0.402" (10.20mm)
YQS5838PTF PTC RESET FUSE 18V 140MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,565	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Active	Ceramic	18V	140 mA	290 mA	-	-	-	-	10 Ohms	10°C ~ 55°C	-	-	-	Through Hole	0.350" Dia x 0.150" T (8.90mm x 3.80mm)	0.350" (8.90mm)	-	0.197" (5.00mm)
B59945C0160A070 PTC RESET FUSE 20V 1.5A RADIAL EPCOS - TDK Electronics	2,440	-	RFQ	Datasheet	Radial, Disc	B59945	Bulk	Active	Ceramic	20V	1.5 A	3.05 A	8 A	-	-	-	450 mOhms	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.689" Dia x 0.138" T (17.50mm x 3.50mm)	0.827" (21.00mm)	-	0.197" (5.00mm)
B59945C0120A070 PTC RESET FUSE 30V 1.3A RADIAL EPCOS - TDK Electronics	1,335	-	RFQ	Datasheet	Radial, Disc	B59945	Bulk	Active	Ceramic	30V	1.3 A	2.6 A	8 A	-	-	-	450 mOhms	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.689" Dia x 0.138" T (17.50mm x 3.50mm)	0.827" (21.00mm)	-	0.197" (5.00mm)
1812L350SLPR PTC RESET FUSE 6V 3.5A 1812 Littelfuse Inc.	6,169	-	RFQ	Datasheet	1812 (4532 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	3.5 A	8.1 A	50 A	5 s	3 mOhms	20 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.028" (0.70mm)	-
1210L550SLWR PTC RESET FUSE 5.5A 6V 1210 Littelfuse Inc.	1,926	-	RFQ	Datasheet	1210 (3225 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	5.5 A	11 A	50 A	2 s	1 mOhms	11 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.127" L x 0.101" W (3.22mm x 2.58mm)	-	0.055" (1.40mm)	-
B59840C0080A070 PTC RESET FUSE 265V 170MA RADIAL EPCOS - TDK Electronics	304	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	Ceramic	265V	170 mA	350 mA	4.1 A	-	-	-	6 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.689" Dia x 0.197" T (17.50mm x 5.00mm)	0.827" (21.00mm)	-	0.197" (5.00mm)
YQS5868PTF PTC RESET FUSE 120V 80MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,338	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Active	Ceramic	120V	80 mA	170 mA	-	-	-	-	50 Ohms	10°C ~ 55°C	-	-	-	Through Hole	0.532" Dia x 0.201" T (13.50mm x 5.10mm)	0.551" (14.00mm)	-	0.197" (5.00mm)
YS5675 PTC RESET FUSE 75V 60MA RADIAL Amphenol Advanced Sensors (Thermometrics)	1,472	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	Ceramic	75V	60 mA	190 mA	-	-	-	-	25 Ohms	-	-	-	-	Through Hole	0.270" Dia x 0.170" T (6.86mm x 4.32mm)	0.270" (6.86mm)	-	0.250" (6.35mm)
0805L260SLTHYR PTC RESET FUSE 6V 2.6A 0805 Littelfuse Inc.	1,995	-	RFQ	Datasheet	0805 (2012 Metric), Concave	POLY-FUSE®, LoRho	Tape & Reel (TR)	Active	Polymeric	6V	2.6 A	5 A	50 A	4 s	3 mOhms	35 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.083" L x 0.053" W (2.10mm x 1.35mm)	-	0.030" (0.75mm)	-
B59830C0130A070 PTC RESET FUSE 265V 450MA RADIAL EPCOS - TDK Electronics	986	-	RFQ	Datasheet	Radial, Disc	-	Bulk	Active	Ceramic	265V	450 mA	680 mA	4.1 A	-	-	-	5 Ohms	0°C ~ 60°C	-	-	-	Through Hole	0.689" Dia x 0.197" T (17.50mm x 5.00mm)	0.827" (21.00mm)	-	0.197" (5.00mm)

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