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.250PTC RESET FUSE 30V 2.5A RADIAL |
2,870 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | 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) |
|
PFMF.075.2PTC RESET FUSE 13.2V 750MA 1812 |
7,933 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 13.2V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
PFNF.012.2PTC RESET FUSE 30V 120MA 1206 |
27,651 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PFNF | Tape & Reel (TR) | Active | Polymeric | 30V | 120 mA | 290 mA | 10 A | 200 ms | 1.35 Ohms | 8.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.043" (1.10mm) | - |
|
PFUF.020.2PTC RESET FUSE 30V 200MA 1210 |
4,347 | - |
|
Datasheet | 1210 (3225 Metric), Concave | PFUF | Tape & Reel (TR) | Active | Polymeric | 30V | 200 mA | 400 mA | 10 A | 20 ms | 400 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.093" W (3.22mm x 2.35mm) | - | 0.037" (0.95mm) | - |
|
|
PFMF.075.24.2PTC RESET FUSE 24V 750MA 1812 |
2,587 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 24V | 750 mA | 1.5 A | 40 A | 200 ms | 110 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
PFRA.025PTC RESET FUSE 60V 250MA RADIAL |
1,253 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 250 mA | 500 mA | 40 A | 2.5 s | 1 Ohms | 3 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) |
|
|
PFMF.200.2PTC RESET FUSE 8V 2A 1812 |
1,249 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 8V | 2 A | 4 A | 40 A | 3 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
PFSM.075.2PTC RESET FUSE 30V 750MA 2SMD |
1,397 | - |
|
Datasheet | 2-SMD | PFSM | Tape & Reel (TR) | Active | Polymeric | 30V | 750 mA | 1.5 A | 80 A | 300 ms | 230 mOhms | 1 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.289" L x 0.214" W (7.36mm x 5.44mm) | - | 0.125" (3.18mm) | - |
|
PFRA.110PTC RESET FUSE 30V 1.1A RADIAL |
1,539 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | 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) |
|
PFRY.250PTC RESET FUSE 72V 2.5A RADIAL |
2,020 | - |
|
Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.702" L x 0.118" W (17.84mm 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.
