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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SMD1210P075TSAPTC RESET FUSE 6V 750MA 1210 |
9,854 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, SMD1210 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 750 mA | 1.5 A | 40 A | 100 ms | 130 mOhms | 400 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.027" (0.68mm) | - |
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SMD1812P125TSAPTC RESET FUSE 15V 1.25A 1812 |
3,193 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 15V | 1.25 A | 2.5 A | 40 A | 400 ms | 70 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
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SMD1812P150TSAPTC RESET FUSE 6V 1.5A 1812 |
8,405 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1.5 A | 3 A | 40 A | 500 ms | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
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SMD1812P075TSA/24PTC RESET FUSE 24V 750MA 1812 |
6,448 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 24V | 750 mA | 1.5 A | 40 A | 200 ms | 110 mOhms | 290 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.045" (1.15mm) | - |
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SMD1812P014TSAPTC RESET FUSE 60V 140MA 1812 |
9,823 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 60V | 140 mA | 340 mA | 10 A | 150 ms | 1.5 Ohms | 6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.053" (1.35mm) | - |
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SMD2920P100TSAPTC RESET FUSE 33V 1.1A 2920 |
6,444 | - |
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Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, SMD2920 | Tape & Reel (TR) | Obsolete | Polymeric | 33V | 1.1 A | 2.2 A | 40 A | 500 ms | 120 mOhms | 410 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.031" (0.78mm) | - |
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SMD2920P125TSAPTC RESET FUSE 15V 1.25A 2920 |
3,011 | - |
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Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, SMD2920 | Tape & Reel (TR) | Obsolete | Polymeric | 15V | 1.25 A | 2.5 A | 40 A | 2 s | 70 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.031" (0.78mm) | - |
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RUEF090-1PTC RESET FUSE 30V 900MA RADIAL |
9,724 | - |
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Datasheet | Radial, Disc | PolySwitch®, RUEF | Bulk | Obsolete | Polymeric | 30V | 900 mA | 1.8 A | 100 A | 5.9 s | 70 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.480" (12.20mm) | - | 0.199" (5.05mm) |
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RKEF110KPTC RESET FUSE 60V 1.1A RADIAL |
5,586 | - |
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Datasheet | Radial, Disc | PolySwitch® | Bag | Obsolete | Polymeric | 60V | 1.1 A | 2.2 A | 40 A | 3 s | 170 mOhms | 280 mOhms | - | - | - | - | - | Through Hole | 0.299" L x 0.161" W (7.60mm x 4.10mm) | 0.591" (15.00mm) | - | 0.200" (5.08mm) |
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RUSBF075-1PTC RESET FUSE 6V 750MA RADIAL |
4,276 | - |
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Datasheet | Radial, Disc | PolySwitch®, RUSBF | Bulk | Obsolete | Polymeric | 6V | 750 mA | 1.3 A | 40 A | 400 ms | 110 mOhms | 230 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.272" Dia x 0.122" T (6.90mm x 3.10mm) | 0.449" (11.40mm) | - | 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.
