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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1210L500/12SLWRPTC RESET FUSE 5.0A 12V 1210 |
6,653 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 5 A | 10 A | 50 A | 2 s | 1 mOhms | 12 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.055" (1.40mm) | - |
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1206L450SLWRPTC RESET FUSE 6V 4.5A 1206 |
6,642 | - |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 4.5 A | 9 A | 50 A | 2 s | 1 mOhms | 14 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.047" (1.20mm) | - |
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NANOSMDH075F-02PTC RESET FUSE 6V 750MA 1206 |
2,582 | - |
|
Datasheet | 1206 (3216 Metric) | PolySwitch®, nanoSMD | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 2 A | 10 A | 100 ms | 100 mOhms | 360 mOhms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.039" (1.00mm) | - |
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0805L300SLWRPTC RESET FUSE 6V 3A 0805 |
3,664 | - |
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Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 3 A | 6 A | 50 A | 5 s | 3 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.055" (1.40mm) | - |
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1206L300/12SLYRPTC RESET FUSE 3.0A 12V 1206 |
2,527 | - |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 3 A | 6 A | 50 A | 4 s | 3 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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1206L500/12SLPRPTC RESET FUSE 5.0A 12V 1206 |
1,462 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 5 A | 10 A | 50 A | 2 s | 1 mOhms | 12 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.055" (1.40mm) | - |
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60R250XFPTC RESET FUSE 60V 2.5A RADIAL |
567 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Bulk | Active | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.785" Dia x 0.122" T (19.93mm x 3.10mm) | 1.032" (26.20mm) | - | 0.402" (10.20mm) |
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SMDC310F/18-02PTC RESET FUSE 18V 3.1A 2920 |
964 | - |
|
Datasheet | 2920 (7351 Metric), Concave | SMDC | Tape & Reel (TR) | Active | Polymeric | 18V | 3.1 A | 6 A | 50 A | 25 s | - | - | - | - | - | - | - | Surface Mount | 0.295" L x 0.201" W (7.50mm x 5.10mm) | - | 0.067" (1.70mm) | - |
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0805L110WRPTC RESET FUSE 6V 1.1A 0805 |
6,714 | - |
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Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, 0805L | Tape & Reel (TR) | Active | Polymeric | 6V | 1.1 A | 2 A | 100 A | 100 ms | 50 mOhms | 160 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.043" (1.10mm) | - |
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0805L075WRPTC RESET FUSE 6V 750MA 0805 |
3,488 | - |
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Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, 0805L | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 40 A | 200 ms | 90 mOhms | 350 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.030" (0.75mm) | - |
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.
