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-RHT800-0 PTC RESET FUSE 16V 8A RADIAL Bourns Inc.	2,993	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Bag	Active	Polymeric	16V	8 A	15 A	100 A	8 s	8 mOhms	20 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.630" L x 0.118" W (16.00mm x 3.00mm)	0.886" (22.50mm)	-	0.201" (5.10mm)
PTSLR12066V550 PTC RESET FUSE 5.5A 6V 1206 Eaton - Electronics Division	2,868	-	RFQ	Datasheet	1206 (3216 Metric), Concave	PTSLR1206	Tape & Reel (TR)	Active	-	6V	5.5 A	11 A	50 A	5 s	1 mOhms	10 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.138" L x 0.071" W (3.50mm x 1.80mm)	-	0.039" (1.00mm)	-
0ZSA0420FF1E PTC RESET FUSE 30V 4.2A STRAP Bel Fuse Inc.	2,710	-	RFQ	Datasheet	Strap	0ZSA	Bulk	Active	Polymeric	30V	4.2 A	7.6 A	100 A	6 s	12 mOhms	40 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	1.240" L x 0.522" W (31.50mm x 13.25mm)	-	0.043" (1.10mm)	-
MF-RX250/72-2-14 PTC RESET FUSE 72V 2.5A RADIAL Bourns Inc.	2,517	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RX/72	Cut Tape (CT)	Active	Polymeric	72V	2.5 A	5 A	40 A	15.6 s	50 mOhms	130 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.702" L x 0.122" W (17.84mm x 3.10mm)	0.785" (19.94mm)	-	0.201" (5.10mm)
MF-RHT200-2 PTC RESET FUSE 16V 2A RADIAL Bourns Inc.	2,108	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Reel (TR)	Active	Polymeric	16V	2 A	3.8 A	100 A	3 s	45 mOhms	110 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.370" Dia x 0.118" T (9.40mm x 3.00mm)	0.551" (14.00mm)	-	0.114" (2.90mm)
PTSLR12106V260 PTC RESET FUSE 6V 2.6A 1210 Eaton - Electronics Division	5,455	-	RFQ	Datasheet	1210 (3225 Metric), Concave	PTSLR1210	Tape & Reel (TR)	Active	Polymeric	6V	2.6 A	5 A	50 A	4 s	3 mOhms	20 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.127" L x 0.101" W (3.22mm x 2.58mm)	-	0.028" (0.70mm)	-
0ZSA0350FF1E PTC RESET FUSE 30V 3.5A STRAP Bel Fuse Inc.	2,522	-	RFQ	Datasheet	Strap	0ZSA	Bulk	Active	Polymeric	30V	3.5 A	6.3 A	100 A	3 s	17 mOhms	50 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	1.185" L x 0.522" W (30.10mm x 13.25mm)	-	0.043" (1.10mm)	-
TRF250-120-B-0.5 PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	1,387	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Bag	Active	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	2.5 s	4 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)	-	0.197" (5.00mm)
MICROSMDCH050F-02 PTC RESET FUSE 13.2V 500MA 1210 Littelfuse Inc.	2,954	-	RFQ	Datasheet	1210 (3225 Metric), Concave	PolySwitch®, microSMD	Tape & Reel (TR)	Active	Polymeric	13.2V	500 mA	1.5 A	10 A	50 ms	190 mOhms	900 mOhms	-	-40°C ~ 125°C	-	-	-	Surface Mount	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.025" (0.64mm)	-
VLR230F PTC RESET FUSE 12V 2.3A STRAP Littelfuse Inc.	1,887	-	RFQ	Datasheet	Strap	PolySwitch®, VLR	Bulk	Active	Polymeric	12V	2.3 A	5 A	100 A	5 s	12 mOhms	36 mOhms	-	-	-	-	-	User Defined	0.866" L x 0.201" W (22.00mm x 5.10mm)	-	0.032" (0.80mm)	-
MF-RG500-0 PTC RESET FUSE 16V 5A RADIAL Bourns Inc.	2,929	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Bulk	Active	Polymeric	16V	5 A	8.5 A	100 A	2 s	15 mOhms	34 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.409" L x 0.118" W (10.40mm x 3.00mm)	0.563" (14.30mm)	-	0.201" (5.10mm)
PTR030V0500-TR PTC RESET FUSE 30V 5A RADIAL Eaton - Electronics Division	2,926	-	RFQ	Datasheet	Radial, Disc	PTR030V	Tape & Reel (TR)	Active	Polymeric	30V	5 A	10 A	40 A	14.5 s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.980" (24.90mm)	-	0.394" (10.00mm)
MF-SMHT160-2 PTC RESET FUSE 16V 1.6A 2SMD Bourns Inc.	2,857	-	RFQ	Datasheet	2-SMD	Multifuse®, MF-SMHT	Tape & Reel (TR)	Active	Polymeric	16V	1.6 A	3.2 A	100 A	10 s	50 mOhms	150 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Surface Mount	0.374" L x 0.234" W (9.50mm x 5.94mm)	-	0.118" (3.00mm)	-
PTSLR12066V075 PTC RESET FUSE 6V 750MA 1206 Eaton - Electronics Division	6,006	-	RFQ	Datasheet	1206 (3216 Metric), Concave	PTSLR1206	Tape & Reel (TR)	Active	Polymeric	6V	750 mA	1.5 A	50 A	300 ms	17 mOhms	180 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.028" (0.70mm)	-
TRF250-145US PTC RESET FUSE 60V 145MA RADIAL Littelfuse Inc.	1,603	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Bag	Active	Polymeric	60V (250V Int)	145 mA	290 mA	3 A	4 s	3.5 Ohms	14 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.236" L x 0.150" W (6.00mm x 3.80mm)	0.394" (10.00mm)	-	0.197" (5.00mm)
0ZSC0380FF1E PTC RESET FUSE 20V 3.8A STRAP Bel Fuse Inc.	1,310	-	RFQ	Datasheet	Strap	0ZSC	Bulk	Active	Polymeric	20V	3.8 A	8.3 A	100 A	5 s	13 mOhms	37 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.984" L x 0.283" W (25.00mm x 7.20mm)	-	0.039" (1.00mm)	-
MF-LS340 PTC RESET FUSE 24V 3.4A STRAP Bourns Inc.	3,893	-	RFQ	Datasheet	Strap	Multifuse®, MF-LS	Bulk	Active	Polymeric	24V	3.4 A	6.8 A	100 A	5 s	16 mOhms	50 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.984" L x 0.604" W (25.00mm x 15.35mm)	-	0.039" (1.00mm)	-
PTSLR12066V450 PTC RESET FUSE 6V 4.5A 1206 Eaton - Electronics Division	2,167	-	RFQ	Datasheet	1206 (3216 Metric), Concave	PTSLR1206	Tape & Reel (TR)	Active	Polymeric	6V	4.5 A	9 A	50 A	2 s	1 mOhms	14 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.047" (1.20mm)	-
TRF250-120T-RC-B-0.5 PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	1,500	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, TRF250	Bag	Active	Polymeric	60V (250V Int)	120 mA	260 mA	3 A	3 s	5.4 Ohms	14 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	-	0.197" (5.00mm)
VTP170F PTC RESET FUSE 16V 1.7A STRAP Littelfuse Inc.	9,758	-	RFQ	Datasheet	Strap	PolySwitch®, VTP	Bulk	Active	Polymeric	16V	1.7 A	3.4 A	100 A	5 s	30 mOhms	105 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.648" L x 0.283" W (16.45mm x 7.20mm)	-	0.032" (0.80mm)	-

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