PTC Resettable Fuses

Use the filters and product table below to compare PTC Resettable Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

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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
MPTS1206L016R PTC RESET FUSE 48V 0.16A 1206 Meritek	18,000	-	RFQ	Datasheet	1206 (3216 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	48V	160 mA	450 mA	100 A	300 ms	1.1 Ohms	5 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.030" (0.75mm)	-
MPTS1206L010R PTC RESET FUSE 60V 0.1A 1206 Meritek	45,000	-	RFQ	Datasheet	1206 (3216 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	60V	100 mA	250 mA	100 A	1 s	1.6 Ohms	15 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.128" L x 0.065" W (3.25mm x 1.65mm)	-	0.033" (0.85mm)	-
MPTS1210L005R PTC RESET FUSE 60V 0.05A 1210 Meritek	9,000	-	RFQ	Datasheet	1210 (3225 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	60V	50 mA	150 mA	100 A	1.5 s	3.6 Ohms	50 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.045" (1.15mm)	-
MPTS1812L010R PTC RESET FUSE 60V 0.1A 1812 Meritek	6,000	-	RFQ	Datasheet	1812 (4532 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	60V	100 mA	300 mA	100 A	20 ms	1.6 Ohms	15 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.035" (0.90mm)	-
MPTS2920L100R PTC RESET FUSE 33V 1.1A 2920 Meritek	4,000	-	RFQ	Datasheet	2920 (7351 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	33V	1.1 A	2.2 A	100 A	500 ms	90 mOhms	410 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.039" (1.00mm)	-
MPTS2920L050R PTC RESET FUSE 60V 0.5A 2920 Meritek	16,000	-	RFQ	Datasheet	2920 (7351 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	60V	500 mA	1 A	100 A	4 s	300 mOhms	1.4 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.045" (1.15mm)	-
MPTS2920L150 PTC RESET FUSE 33V 1.5A 2920 Meritek	2,000	-	RFQ	Datasheet	2920 (7351 Metric)	MPTS	Tape & Reel (TR)	Active	Polymeric	33V	1.5 A	3 A	100 A	2 s	50 mOhms	230 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.290" L x 0.202" W (7.36mm x 5.12mm)	-	0.039" (1.00mm)	-
MPTR90V185 PTC RESET FUSE 90V 1.85A RADIAL Meritek	45,500	-	RFQ	Datasheet	Radial, Disc	MPTR	Bulk	Active	Polymeric	90V	1.85 A	3.7 A	40 A	12.6 s	80 mOhms	190 mOhms	-	-40°C ~ 85°C	-	-	-	Through Hole	0.701" Dia x 0.122" T (17.80mm x 3.10mm)	0.902" (22.90mm)	-	0.201" (5.10mm)
MPTS1812L11016R PTC RESET FUSE 16V 1.1A 1812 Meritek	2,000	-	RFQ	Datasheet	1812 (4532 Metric), Concave	MPTS	Tape & Reel (TR)	Active	Polymeric	16V	1.1 A	2.2 A	100 A	500 ms	60 mOhms	180 mOhms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.051" (1.30mm)	-
MPTS1812L035 PTC RESET FUSE 16V 0.35A 1812 Meritek	14,000	-	RFQ	Datasheet	1812 (4532 Metric)	MPTS	Tape & Reel (TR)	Active	Polymeric	16V	350 mA	700 mA	100 A	100 ms	320 mOhms	1.5 Ohms	-	-40°C ~ 85°C	-	-	-	Surface Mount	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.028" (0.70mm)	-

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FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.

How can I narrow the PTC Resettable Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.