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.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

Compare Part Numbers Review available models and manufacturers

Datasheets & Specifications Access technical references quickly

RFQ & BOM Support Send quantities for sourcing and quotation

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-RG400-AP-14 PTC RESETTABLE 4A 16V RADIAL LEA Bourns Inc.	2,678	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Tape & Box (TB)	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-RG300-AP-14 PTC RESETTABLE 3.0A 16V RADIAL L Bourns Inc.	4,703	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Tape & Reel (TR)	Active	Polymeric	16V	3 A	5.1 A	100 A	1 s	38 mOhms	97.5 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.280" L x 0.118" W (7.10mm x 3.00mm)	0.433" (11.00mm)	-	0.201" (5.10mm)
MF-RG600-0-14 PTC RESETTABLE 6A 16V RADIAL LEA Bourns Inc.	5,479	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Bulk	Active	Polymeric	16V	6 A	10.2 A	100 A	3.3 s	10 mOhms	28 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.421" L x 0.118" W (10.70mm x 3.00mm)	0.673" (17.10mm)	-	0.201" (5.10mm)
MF-R700-0-14 PTC RESETTABLE 7.0A 30V RADIAL L Bourns Inc.	3,286	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-R	Bulk	Active	Polymeric	30V	7 A	14 A	40 A	17.5 s	5 mOhms	30 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.870" L x 0.118" W (22.10mm x 3.00mm)	1.173" (29.80mm)	-	0.402" (10.20mm)
MF-RG500-0-14 PTC RESETTABLE 5.0A 16V RADIAL L Bourns Inc.	5,995	-	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	Automotive	AEC-Q200	-	Through Hole	0.409" L x 0.118" W (10.40mm x 3.00mm)	0.563" (14.30mm)	-	0.201" (5.10mm)
MF-RHT650-2-14 PTC 6.5A 16V RADIAL LEADED HI-TE Bourns Inc.	2,117	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Reel (TR)	Active	Polymeric	16V	6.5 A	12 A	100 A	5.5 s	11 mOhms	26 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.500" L x 0.118" W (12.70mm x 3.00mm)	0.874" (22.20mm)	-	0.201" (5.10mm)
MF-RG300-2-14 PTC RESETTABLE 3.0A 16V RADIAL L Bourns Inc.	6,599	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RG	Tape & Reel (TR)	Active	Polymeric	16V	3 A	5.1 A	100 A	1 s	38 mOhms	97.5 mOhms	-	-40°C ~ 85°C	Automotive	AEC-Q200	-	Through Hole	0.280" L x 0.118" W (7.10mm x 3.00mm)	0.433" (11.00mm)	-	0.201" (5.10mm)
MF-RHT600-2-14 PTC 6.0A 16V RADIAL LEADED HI-TE Bourns Inc.	8,648	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Reel (TR)	Active	Polymeric	16V	6 A	10.8 A	100 A	5 s	13 mOhms	32 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.441" L x 0.118" W (11.20mm x 3.00mm)	0.827" (21.00mm)	-	0.201" (5.10mm)
MF-RHT600-AP-14 PTC 6.0A 16V RADIAL LEADED HI-TE Bourns Inc.	5,441	-	RFQ	Datasheet	Radial, Disc	Multifuse®, MF-RHT	Tape & Box (TB)	Active	Polymeric	16V	6 A	10.8 A	100 A	5 s	13 mOhms	32 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.441" L x 0.118" W (11.20mm x 3.00mm)	0.827" (21.00mm)	-	0.201" (5.10mm)
PTGL09BD4R7N2B51A0 PTC RESET FUSE 24V 216MA RADIAL Murata Electronics	7,260	-	RFQ	Datasheet	Radial, Disc	POSISTOR®, PTGL	Bulk	Obsolete	Ceramic	24V	216 mA	398 mA	2 A	-	-	-	4.7 Ohms	-10°C ~ 60°C	-	-	-	Through Hole	0.374" Dia x 0.157" T (9.50mm x 4.00mm)	0.610" (15.50mm)	-	0.197" (5.00mm)
PTGL09AS1R2K2B51A0 PTC RESET FUSE 30V 704MA RADIAL Murata Electronics	9,980	-	RFQ	Datasheet	Radial, Disc	POSISTOR®, PTGL	Tape & Box (TB)	Obsolete	Ceramic	30V	704 mA	936 mA	6 A	-	-	-	1.2 Ohms	-30°C ~ 85°C	-	-	-	Through Hole	0.366" Dia x 0.138" T (9.30mm x 3.50mm)	0.563" (14.30mm)	-	0.197" (5.00mm)
250R120-R1U PTC RESET FUSE 60V 120MA RADIAL Littelfuse Inc.	2,121	-	RFQ	Datasheet	Radial, Disc	POLY-FUSE®, 250R	Bulk	Obsolete	Polymeric	60V (250V Int)	120 mA	240 mA	3 A	2.5 s	6 Ohms	16 Ohms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	-	0.201" (5.10mm)
0ZRS0200FF2B PTC RESET FUSE 32V 2A RADIAL Bel Fuse Inc.	2,665	-	RFQ	Datasheet	Radial, Disc	0ZRS	Tape & Reel (TR)	Active	Ceramic	32V	2 A	4 A	100 A	5.5 s	65 mOhms	250 mOhms	-	-40°C ~ 125°C	Automotive	AEC-Q200	-	Through Hole	0.374" L x 0.118" W (9.50mm x 3.00mm)	0.531" (13.50mm)	-	0.201" (5.10mm)
30ST350U PTC RESET FUSE 30V 3.5A STRAP Littelfuse Inc.	4,961	-	RFQ	Datasheet	Strap	POLY-FUSE®, ST	Bulk	Obsolete	Polymeric	30V	3.5 A	6.3 A	100 A	3 s	17 mOhms	31 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	1.185" L x 0.522" W (30.10mm x 13.25mm)	-	0.043" (1.10mm)	-
30ST420U PTC RESET FUSE 30V 4.2A STRAP Littelfuse Inc.	6,811	-	RFQ	Datasheet	Strap	POLY-FUSE®, ST	Bulk	Obsolete	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)	-
PFLR.260 PTC RESET FUSE 15V 2.6A STRAP SCHURTER Inc.	9,172	-	RFQ	Datasheet	Strap	PFLR	Bulk	Obsolete	Polymeric	15V	2.6 A	5.8 A	100 A	5 s	20 mOhms	63 mOhms	-	-45°C ~ 85°C	-	-	-	User Defined	0.866" L x 0.199" W (22.00mm x 5.05mm)	-	0.039" (1.00mm)	-
BBRF750 PTC RESET FUSE 99V 750MA RADIAL Littelfuse Inc.	7,428	-	RFQ	Datasheet	Radial, Disc	PolySwitch®	Bulk	Obsolete	Polymeric	99V	750 mA	1.5 A	20 A	60 s	400 mOhms	1.2 Ohms	-	-	-	-	-	Through Hole	-	-	-	-
CMF-SDV09-2 PTC RESET FUSE Bourns Inc.	7,625	-	RFQ	Datasheet	-	CMF-SD	Tape & Reel (TR)	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
MF-LR600 PTC RESET FUSE 10V 6A STRAP Bourns Inc.	5,841	-	RFQ	Datasheet	Strap	Multifuse®, MF-LR	Bulk	Active	Polymeric	10V	6 A	11.7 A	100 A	5 s	7 mOhms	19 mOhms	-	-40°C ~ 85°C	-	-	-	User Defined	0.984" L x 0.587" W (25.00mm x 14.90mm)	-	0.039" (1.00mm)	-
1206L020/30YR-A PTC 30V POLYFUSE SURF MOUNT 1206 Littelfuse Inc.	4,332	-	RFQ	Datasheet	1206 (3216 Metric), Concave	POLY-FUSE®, 1206L	Tape & Reel (TR)	Active	Polymeric	30V	200 mA	420 mA	100 A	100 ms	650 mOhms	2.6 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.126" L x 0.065" W (3.20mm x 1.65mm)	-	0.039" (1.00mm)	-

WINSUN SOURCING SUPPORT

Need PTC Resettable Fuses Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support

Send part number & quantity Request a Quote

Need sourcing assistance? Contact Sales

FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about selecting, comparing and sourcing PTC Resettable Fuses components through Winsun (HK) Electronics.

What should I check when selecting PTC Resettable Fuses components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific PTC Resettable Fuses part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find PTC Resettable Fuses parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for PTC Resettable Fuses components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.