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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16R1500SGPRPTC RESET FUSE 16V 15A RADIAL |
8,489 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 16R | Tape & Box (TB) | Obsolete | Polymeric | 16V | 15 A | 24 A | 100 A | - | - | - | - | 85°C | - | - | - | Through Hole | 0.138" L x 0.138" W (3.50mm x 3.50mm) | 1.098" (27.90mm) | - | 0.402" (10.20mm) |
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SMD1206P100TFAPTC RESET FUSE 6V 1A 1206 |
4,688 | - |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, SMD1206 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1 A | 1.8 A | 40 A | 300 ms | 55 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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TRF250-120T-RDPTC RESET FUSE 250V 120MA RADIAL |
9,099 | - |
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Datasheet | Radial, Disc | PolySwitch® | Bag | Obsolete | Polymeric | 250V | 120 mA | 240 mA | 3 A | 1.5 s | 4 Ohms | 8 Ohms | - | - | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.200" (5.08mm) |
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SMD1206P150TFAPTC RESET FUSE 6V 1.5A 1206 |
2,988 | - |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, SMD1206 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1.5 A | 3 A | 40 A | 1 s | 40 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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SMD1812P020TFAPTC RESET FUSE 30V 200MA 1812 |
7,960 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 30V | 200 mA | 400 mA | 10 A | 20 ms | 800 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.031" (0.78mm) | - |
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TRF250-180S-2PTC RESET FUSE 100V 180MA RADIAL |
7,030 | - |
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Datasheet | Radial, Disc | PolySwitch®, TRF250 | Tape & Reel (TR) | Obsolete | Polymeric | 100V (250V Int) | 180 mA | 650 mA | 10 A | 2 s | 800 mOhms | 4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" Dia x 0.150" T (9.00mm x 3.80mm) | 0.453" (11.50mm) | - | 0.197" (5.00mm) |
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MICROSMD450LR-C-2PTC RESET FUSE 12V 4.5A 1206 |
9,269 | - |
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Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, LoRho | Tape & Reel (TR) | Obsolete | Polymeric | 12V | 4.5 A | 9 A | 10 A | 20 s | 2 mOhms | 10 mOhms | - | -20°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.032" (0.80mm) | - |
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AGRF500S-1.0PTC RESET FUSE 16V 5A RADIAL |
8,919 | - |
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Datasheet | Radial, Disc | PolySwitch®, AGRF | Bulk | Obsolete | Polymeric | 16V | 5 A | 9.4 A | 100 A | 2.5 s | 14 mOhms | 34 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.409" L x 0.118" W (10.40mm x 3.00mm) | 0.614" (15.60mm) | - | 0.200" (5.08mm) |
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PICOASMDCH020F-2PTC RESET FUSE 0.20A 16V 0805 |
8,296 | - |
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Datasheet | 0805 (2012 Metric), Concave | PolySwitch®, picoASMD | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 200 mA | 700 mA | 40 A | 100 ms | 750 mOhms | 3.4 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.083" L x 0.055" W (2.10mm x 1.40mm) | - | 0.031" (0.80mm) | - |
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PICOASMDCH005F-2PTC RESET FUSE 0.050A 16V 0805 |
9,060 | - |
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Datasheet | 0805 (2012 Metric), Concave | PolySwitch®, picoASMD | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 50 mA | 180 mA | 40 A | 80 ms | 3.5 Ohms | 38 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.083" L x 0.055" W (2.10mm x 1.40mm) | - | 0.031" (0.80mm) | - |
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.
