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
MF-NSML175-2 PTC RESET FUSE 6V 1.75A 1206 Bourns Inc.	8,444	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML	Tape & Reel (TR)	Obsolete	Polymeric	6V	1.75 A	3.5 A	50 A	500 ms	5 mOhms	30 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.024" (0.60mm)	-
MF-NSML300-2 PTC RESET FUSE 6V 3A 1206 Bourns Inc.	2,632	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML	Tape & Reel (TR)	Obsolete	Polymeric	6V	3 A	6 A	50 A	4 s	2.5 mOhms	20 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.024" (0.60mm)	-
MF-NSML400-2 PTC RESET FUSE 6V 4A 1206 Bourns Inc.	9,826	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML	Tape & Reel (TR)	Obsolete	Polymeric	6V	4 A	8 A	50 A	5 s	1.5 mOhms	14 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.024" (0.60mm)	-
MF-NSML500-2 PTC RESET FUSE 6V 5A 1206 Bourns Inc.	7,233	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML	Tape & Reel (TR)	Obsolete	Polymeric	6V	5 A	10 A	50 A	2 s	1 mOhms	12 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.047" (1.20mm)	-
MF-NSML550-2 PTC RESET FUSE 6V 5.5A 1206 Bourns Inc.	4,691	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML	Tape & Reel (TR)	Obsolete	Polymeric	6V	5.5 A	11 A	50 A	2 s	1 mOhms	11 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.047" (1.20mm)	-
MF-NSML600-2 PTC RESET FUSE 6V 6A 1206 Bourns Inc.	7,753	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML	Tape & Reel (TR)	Obsolete	Polymeric	6V	6 A	12 A	50 A	2 s	1 mOhms	10 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.047" (1.20mm)	-
FEMTOSMDC016F-02 PTC RESET FUSE 9V 160MA 0603 Littelfuse Inc.	6,696	-	RFQ	Datasheet	0603 (1608 Metric), Concave	PolySwitch®, femtoSMD	Tape & Reel (TR)	Active	Polymeric	9V	160 mA	400 mA	40 A	100 ms	1 Ohms	4.2 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.063" L x 0.032" W (1.60mm x 0.80mm)	-	0.030" (0.75mm)	-
MF-RX012/250U-2 PTC RESET FUSE 60V 120MA RADIAL Bourns Inc.	8,220	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX/250	Tape & Reel (TR)	Active	Polymeric	60V (250V Int)	120 mA	-	3 A	-	6 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.236" L x 0.150" W (6.00mm x 3.80mm)	0.394" (10.00mm)	-	0.201" (5.10mm)
0603L002/60YR-A PTC 60V POLYFUSE SURF MOUNT 0603 Littelfuse Inc.	3,012	-	RFQ	Datasheet	-	-	Tape & Reel (TR)	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0603L001/60YR-A PTC 60V POLYFUSE SURF MOUNT 0603 Littelfuse Inc.	4,399	-	RFQ	Datasheet	-	-	Tape & Reel (TR)	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
0ZSC0600FF1E PTC RESET FUSE 20V 6A STRAP Bel Fuse Inc.	1,409	-	RFQ	Datasheet	Strap	0ZSC	Bulk	Active	Polymeric	20V	6 A	11.7 A	100 A	5 s	7 mOhms	19 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.984" L x 0.559" W (25.00mm x 14.20mm)	-	0.039" (1.00mm)	-
250S130VMR PTC RESET FUSE 60V 130MA 2SMD Littelfuse Inc.	2,960	-	RFQ	Datasheet	2-SMD	POLY-FUSE®, 250S	Tape & Reel (TR)	Obsolete	Polymeric	60V (250V Int)	130 mA	260 mA	3 A	2 s	4 Ohms	20 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.240" L x 0.272" W (6.10mm x 6.90mm)	-	0.126" (3.20mm)	-
PTR016V0600-TR PTC RESET FUSE 16V 6A RADIAL Eaton - Electronics Division	7,604	-	RFQ	Datasheet	Radial, Disc	PTR016V	Tape & Reel (TR)	Active	Polymeric	16V	6 A	10.2 A	100 A	3.3 s	6 mOhms	28 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.421" L x 0.122" W (10.70mm x 3.10mm)	0.673" (17.10mm)	-	0.197" (5.00mm)
RL6010-20-110-120-PTF PTC RESET FUSE 120V 220MA RADIAL Amphenol Advanced Sensors (Thermometrics)	3,138	-	RFQ	Datasheet	Radial, Disc	PTF	Bulk	Obsolete	Ceramic	120V	220 mA	330 mA	-	-	-	-	20 Ohms	-	-	-	-	Through Hole	0.650" Dia x 0.228" T (16.50mm x 5.80mm)	0.650" (16.50mm)	-	0.331" (8.40mm)
2322 661 93056 PTC RESET FUSE 600V 70MA RADIAL Vishay Beyschlag/Draloric/BC Components	6,882	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	600V	70 mA	600 mA	1 A	3 s	-	-	35 Ohms	-	-	-	-	Through Hole	0.315" Dia x 0.197" T (8.00mm x 5.00mm)	0.433" (11.00mm)	-	0.197" (5.00mm)
2322 662 93129 PTC RESET FUSE 600V 70MA RADIAL Vishay Beyschlag/Draloric/BC Components	6,997	-	RFQ	Datasheet	Radial, Disc	-	Tape & Reel (TR)	Obsolete	Ceramic	600V	70 mA	170 mA	-	8 s	-	-	25 Ohms	-	-	-	-	Through Hole	0.413" Dia x 0.197" T (10.50mm x 5.00mm)	0.496" (12.60mm)	-	0.197" (5.00mm)
0ZRN1400FF1A PTC RESET FUSE 16V 14A RADIAL Bel Fuse Inc.	4,337	-	RFQ	Datasheet	Radial, Disc	0ZRN	Bulk	Active	Polymeric	16V	14 A	27 A	100 A	13 s	3 mOhms	9 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)	-	0.402" (10.20mm)
TSV250-184F-2 PTC RESET FUSE 100V 184MA 2SMD Littelfuse Inc.	6,697	-	RFQ	Datasheet	2-SMD	PolySwitch®, TSV250	Tape & Reel (TR)	Obsolete	Polymeric	100V (250V Int)	184 mA	690 mA	10 A	500 ms	1.2 Ohms	4 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.240" L x 0.272" W (6.10mm x 6.90mm)	-	0.126" (3.20mm)	-
MF-RG400-2 PTC RESET FUSE 16V 4A RADIAL Bourns Inc.	2,473	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Tape & Reel (TR)	Active	Polymeric	16V	4 A	6.8 A	100 A	1.7 s	21 mOhms	60 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.390" L x 0.118" W (9.90mm x 3.00mm)	0.504" (12.80mm)	-	0.201" (5.10mm)
MF-USHT150KX-2 PTC RESET FUSE 12V 1.5A 1210 Bourns Inc.	6,274	-	RFQ	Datasheet	1210 (3225 Metric), Concave	Multifuse®, MF-USHT	Tape & Reel (TR)	Obsolete	Polymeric	12V	1.5 A	4.5 A	40 A	5 s	25 mOhms	250 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Surface Mount	0.127" L x 0.101" W (3.22mm x 2.58mm)	-	0.063" (1.60mm)	-

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