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
0ZRE0016FF2C PTC RESET FUSE 240V 160MA RADIAL Bel Fuse Inc.	141	-	RFQ	Datasheet	Radial, Disc	0ZRE	Tape & Reel (TR)	Active	Polymeric	240V	160 mA	370 mA	2 A	15 s	2.5 Ohms	7.8 Ohms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.390" L x 0.150" W (9.90mm x 3.80mm)	0.492" (12.50mm)	-	0.201" (5.10mm)
PFRA.135 PTC RESET FUSE 30V 1.35A RADIAL SCHURTER Inc.	751	-	RFQ	Datasheet	Radial, Disc	PFRA	Bulk	Active	Polymeric	30V	1.35 A	2.7 A	40 A	7.3 s	65 mOhms	170 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.350" Dia x 0.118" T (8.90mm x 3.00mm)	0.744" (18.90mm)	-	0.201" (5.10mm)
0ZRM0030FF2C PTC RESET FUSE 120V 300MA RADIAL Bel Fuse Inc.	389	-	RFQ	Datasheet	Radial, Disc	0ZRM	Tape & Reel (TR)	Active	Polymeric	120V	300 mA	600 mA	3 A	8.5 s	880 mOhms	2.1 Ohms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.311" Dia x 0.150" T (7.90mm x 3.80mm)	0.512" (13.00mm)	-	0.201" (5.10mm)
MF-NSML200/6-2 PTC RESET FUSE 6V 2A 1206 Bourns Inc.	593	-	RFQ	Datasheet	1206 (3216 Metric), Concave	Multifuse®, MF-NSML/X	Tape & Reel (TR)	Active	Polymeric	6V	2 A	4 A	50 A	5 s	5 mOhms	40 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.063" W (3.25mm x 1.60mm)	-	0.028" (0.70mm)	-
PTR030V0400-BK PTC RESET FUSE 30V 4A RADIAL Eaton - Electronics Division	226	-	RFQ	Datasheet	Radial, Disc	PTR030V	Bulk	Active	Polymeric	30V	4 A	8 A	40 A	12.7 s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.791" (20.10mm)	-	0.197" (5.00mm)
PFSM.150.33.2 PTC RESET FUSE 33V 1.5A 2SMD SCHURTER Inc.	193	-	RFQ	Datasheet	2-SMD	PFSM	Tape & Reel (TR)	Active	Polymeric	33V	1.5 A	3 A	40 A	5 s	60 mOhms	230 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Surface Mount	0.344" L x 0.264" W (8.75mm x 6.71mm)	-	0.118" (3.00mm)	-
RXEF135K PTC RESET FUSE 72V 1.35A RADIAL Littelfuse Inc.	349	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RXEF	Bag	Active	Polymeric	72V	1.35 A	2.7 A	40 A	9.6 s	120 mOhms	300 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.535" Dia x 0.118" T (13.58mm x 3.00mm)	0.776" (19.70mm)	-	0.199" (5.05mm)
MF-LR260 PTC RESET FUSE 15V 2.6A STRAP Bourns Inc.	484	-	RFQ	Datasheet	Strap	Multifuse®, MF-LR	Bulk	Active	Polymeric	15V	2.6 A	5.8 A	100 A	5 s	20 mOhms	83 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.866" L x 0.199" W (22.00mm x 5.05mm)	-	0.039" (1.00mm)	-
RHEF550 PTC RESET FUSE 16V 5.5A RADIAL Littelfuse Inc.	4,823	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RHEF	Bag	Active	Polymeric	16V	5.5 A	10 A	100 A	6 s	15 mOhms	37 mOhms	-	-40°C ~ 125°C	-	-	-	Through Hole	0.441" Dia x 0.118" T (11.20mm x 3.00mm)	0.744" (18.90mm)	-	0.199" (5.05mm)
MINIASMDC150F/16-2 PTC RESET FUSE 16V 1.5A 1812 Littelfuse Inc.	994	-	RFQ	Datasheet	1812 (4532 Metric), Concave	PolySwitch®, miniASMD	Tape & Reel (TR)	Active	Polymeric	16V	1.5 A	2.8 A	100 A	500 ms	40 mOhms	110 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Surface Mount	0.181" L x 0.128" W (4.60mm x 3.24mm)	-	0.019" (0.48mm)	-
RXEF110-AP PTC RESET FUSE 72V 1.1A RADIAL Littelfuse Inc.	1,727	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RXEF	Cut Tape (CT)	Active	Polymeric	72V	1.1 A	2.2 A	40 A	8.2 s	150 mOhms	380 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.504" Dia x 0.118" T (12.80mm x 3.00mm)	0.689" (17.50mm)	-	0.199" (5.05mm)
RXEF135K-2 PTC RESET FUSE 72V 1.35A RADIAL Littelfuse Inc.	678	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RXEF	Tape & Reel (TR)	Active	Polymeric	72V	1.35 A	2.7 A	40 A	9.6 s	120 mOhms	300 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	-	0.780" (19.80mm)	-	0.199" (5.05mm)
RXEF135-1 PTC RESET FUSE 72V 1.35A RADIAL Littelfuse Inc.	104	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RXEF	Bag	Active	Polymeric	72V	1.35 A	2.7 A	40 A	9.6 s	120 mOhms	300 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.571" Dia x 0.118" T (14.50mm x 3.00mm)	0.752" (19.10mm)	-	0.199" (5.05mm)
RXEF160K PTC RESET FUSE 72V 1.6A RADIAL Littelfuse Inc.	257	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RXEF	Bag	Active	Polymeric	72V	1.6 A	3.2 A	40 A	11.4 s	90 mOhms	220 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.642" Dia x 0.118" T (16.30mm x 3.00mm)	0.819" (20.80mm)	-	0.199" (5.05mm)
AGRF1200 PTC RESET FUSE 16V 12A RADIAL Littelfuse Inc.	174	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AGRF	Bag	Active	Polymeric	16V	12 A	22.1 A	100 A	8 s	3 mOhms	8.6 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.689" L x 0.138" W (17.50mm x 3.50mm)	1.134" (28.80mm)	-	0.400" (10.15mm)
RGEF500K PTC RESET FUSE 16V 5A RADIAL Littelfuse Inc.	286	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, RGEF	Bag	Active	Polymeric	16V	5 A	8.5 A	100 A	2 s	15 mOhms	34 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.390" L x 0.098" W (9.90mm x 2.50mm)	0.563" (14.30mm)	-	0.199" (5.05mm)
AHRL450 PTC RESET FUSE 4.5A 16V RAD Littelfuse Inc.	4,326	-	RFQ	Datasheet	Radial, Disc	PolySwitch®, AHRL	Bulk	Active	Polymeric	16V	4.5 A	9 A	50 A	5.5 s	14.5 mOhms	26 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.331" L x 0.118" W (8.40mm x 3.00mm)	0.555" (14.10mm)	-	0.199" (5.05mm)
MF-R065-AP PTC RESET FUSE 60V 650MA RADIAL Bourns Inc.	940	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-R	Cut Tape (CT)	Active	Polymeric	60V	650 mA	1.3 A	40 A	5.3 s	270 mOhms	720 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.382" Dia x 0.122" T (9.70mm x 3.10mm)	0.598" (15.20mm)	-	0.201" (5.10mm)
MF-R110-AP PTC RESET FUSE 30V 1.1A RADIAL Bourns Inc.	281	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-R	Cut Tape (CT)	Active	Polymeric	30V	1.1 A	2.2 A	40 A	6.6 s	100 mOhms	270 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.350" Dia x 0.118" T (8.90mm x 3.00mm)	0.551" (14.00mm)	-	0.201" (5.10mm)
PTR030V0500-BK PTC RESET FUSE 30V 5A RADIAL Eaton - Electronics Division	435	-	RFQ	Datasheet	Radial, Disc	PTR030V	Bulk	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)

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