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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PFNF.035.2PTC RESET FUSE 6V 350MA 1206 |
979 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PFNF | Tape & Reel (TR) | Active | Polymeric | 6V | 350 mA | 750 mA | 100 A | 100 ms | 300 mOhms | 1.2 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.033" (0.85mm) | - |
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PFMF.110.16.2PTC RESET FUSE 16V 1.1A 1812 |
662 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 16V | 1.1 A | 2.2 A | 100 A | 300 ms | 40 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
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PFNF.200.2PTC RESET FUSE 6V 2A 1206 |
537 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PFNF | Tape & Reel (TR) | Active | Polymeric | 6V | 2 A | 4 A | 100 A | 1 s | 20 mOhms | 85 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.043" (1.10mm) | - |
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PFRA.135PTC RESET FUSE 30V 1.35A RADIAL |
751 | - |
|
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) |
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PFSM.150.33.2PTC RESET FUSE 33V 1.5A 2SMD |
193 | - |
|
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) | - |
|
PFRA.010PTC RESET FUSE 60V 100MA RADIAL |
1,000 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 100 mA | 200 mA | 40 A | 4 s | 2.5 Ohms | 7.5 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.020PTC RESET FUSE 60V 200MA RADIAL |
661 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 200 mA | 400 mA | 40 A | 2.2 s | 1.5 Ohms | 4.4 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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PFRY.110PTC RESET FUSE 72V 1.1A RADIAL |
637 | - |
|
Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.427" L x 0.118" W (10.84mm x 3.00mm) | 0.661" (16.80mm) | - | 0.201" (5.10mm) |
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PFRY.160PTC RESET FUSE 72V 1.6A RADIAL |
789 | - |
|
Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 1.6 A | 3.2 A | 40 A | 11.4 s | 90 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.549" L x 0.118" W (13.94mm x 3.00mm) | 0.783" (19.90mm) | - | 0.201" (5.10mm) |
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PFRY.300PTC RESET FUSE 72V 3A RADIAL |
871 | - |
|
Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.814" L x 0.118" W (20.67mm x 3.00mm) | 0.937" (23.80mm) | - | 0.402" (10.20mm) |
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.
