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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SMD1210P010TFAPTC RESET FUSE 30V 100MA 1210 |
7,021 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, SMD1210 | Tape & Reel (TR) | Obsolete | Polymeric | 30V | 100 mA | 300 mA | 10 A | 1.5 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.039" (1.00mm) | - |
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SMD1210P020TFAPTC RESET FUSE 30V 200MA 1210 |
5,364 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, SMD1210 | Tape & Reel (TR) | Obsolete | Polymeric | 30V | 200 mA | 400 mA | 10 A | 20 ms | 800 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.032" (0.80mm) | - |
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SMD1210P035TFAPTC RESET FUSE 6V 350MA 1210 |
3,759 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, SMD1210 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 350 mA | 700 mA | 40 A | 200 ms | 320 mOhms | 1.3 Ohms | - | -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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TCF250-120PTC RESET FUSE 60V 120MA SMD |
8,703 | - |
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Datasheet | Nonstandard SMD | PolySwitch®, TCF250 | Bulk | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 900 ms | 5 Ohms | 14 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.217" L x 0.217" W (5.50mm x 5.50mm) | - | 0.091" (2.30mm) | - |
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LVR005SPTC RESET FUSE 240V 50MA RADIAL |
2,301 | - |
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Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Obsolete | Polymeric | 240V (265V Int) | 50 mA | 120 mA | 1 A | 10 s | 18.5 Ohms | 65 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.430" (10.70mm) | - | 0.200" (5.08mm) |
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LVR008SPTC RESET FUSE 240V 80MA RADIAL |
9,371 | - |
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Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Obsolete | Polymeric | 240V (265V Int) | 80 mA | 190 mA | 1.2 A | 10 s | 7.4 Ohms | 26 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.430" (10.70mm) | - | 0.200" (5.08mm) |
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RTEF190PTC RESET FUSE 33V 1.9A RADIAL |
5,951 | - |
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Datasheet | Radial, Disc | PolySwitch® | Bag | Obsolete | Polymeric | 33V | 1.9 A | 3 A | 40 A | 3.5 s | 45 mOhms | 92 mOhms | - | - | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.199" (5.05mm) |
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LVR005KPTC RESET FUSE 240V 50MA RADIAL |
7,644 | - |
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Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Obsolete | Polymeric | 240V (265V Int) | 50 mA | 120 mA | 1 A | 10 s | 18.5 Ohms | 65 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.508" (12.90mm) | - | 0.200" (5.08mm) |
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LVR008KPTC RESET FUSE 240V 80MA RADIAL |
2,366 | - |
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Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Obsolete | Polymeric | 240V (265V Int) | 80 mA | 190 mA | 1.2 A | 10 s | 7.4 Ohms | 26 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.508" (12.90mm) | - | 0.200" (5.08mm) |
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RTEF190SPTC RESET FUSE 33V 1.9A RADIAL |
2,900 | - |
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Datasheet | Radial, Disc | PolySwitch® | Bulk | Obsolete | Polymeric | 33V | 1.9 A | 3 A | 40 A | 3.5 s | 45 mOhms | 92 mOhms | - | - | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.199" (5.05mm) |
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.
