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.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| Photo | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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PFRA.110.2PTC RESET FUSE 30V RADIAL DISC |
2,374 | - |
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Datasheet | Radial, Disc | PFRA | Tape & Reel (TR) | Active | Polymeric | 30V | - | 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) |
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PFRA.400.2PTC RESET FUSE 30V 4A RADIAL |
1,195 | - |
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Datasheet | Radial, Disc | PFRA | Tape & Reel (TR) | Active | Polymeric | 30V | 4 A | 8 A | 40 A | 12.7 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.567" L x 0.118" W (14.40mm x 3.00mm) | 0.976" (24.80mm) | - | 0.201" (5.10mm) |
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PFUF.075.2PTC RESET FUSE 6V 750MA 1210 |
2,655 | - |
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Datasheet | 1210 (3225 Metric), Concave | PFUF | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 40 A | 100 ms | 70 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.028" (0.70mm) | - |
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PFRA.030PTC RESET FUSE 60V 300MA RADIAL |
1,700 | - |
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Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 300 mA | 600 mA | 40 A | 3 s | 760 mOhms | 2.1 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.528" (13.40mm) | - | 0.201" (5.10mm) |
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PFRA.017PTC RESET FUSE 60V 170MA RADIAL |
1,382 | - |
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Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 170 mA | 340 mA | 40 A | 3 s | 2 Ohms | 8 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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PFRA.065PTC RESET FUSE 60V 650MA RADIAL |
1,004 | - |
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Datasheet | Radial, Disc | PFRA | Bulk | 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) |
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PFSM.200.2PTC RESET FUSE 15V 2A 2SMD |
5,340 | - |
|
Datasheet | 2-SMD | PFSM | Tape & Reel (TR) | Active | Polymeric | 15V | 2 A | 4 A | 100 A | 12 s | 45 mOhms | 125 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) | - |
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PFRY.185PTC RESET FUSE 72V 1.85A RADIAL |
1,850 | - |
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Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.598" L x 0.118" W (15.18mm x 3.00mm) | 0.835" (21.20mm) | - | 0.201" (5.10mm) |
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PFRA.1100PTC RESET FUSE 16V 11A RADIAL |
1,013 | - |
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Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 16V | 11 A | 22 A | 100 A | 20 s | 3 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.953" L x 0.118" W (24.20mm x 3.00mm) | 1.295" (32.90mm) | - | 0.402" (10.20mm) |
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PFRA.250.2PTC RESET FUSE 30V 2.5A RADIAL |
1,480 | - |
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Datasheet | Radial, Disc | PFRA | Tape & Reel (TR) | Active | Polymeric | 30V | 2.5 A | 5 A | 40 A | 10.3 s | 25 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.472" L x 0.118" W (12.00mm x 3.00mm) | 0.720" (18.30mm) | - | 0.201" (5.10mm) |
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.
