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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TCF250-145PTC RESET FUSE 60V 145MA SMD |
2,185 | - |
|
Datasheet | Nonstandard SMD | PolySwitch®, TCF250 | Bulk | Active | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 3 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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SMD1210P050TFAPTC RESET FUSE 13.2V 500MA 1210 |
8,207 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, SMD1210 | Tape & Reel (TR) | Obsolete | Polymeric | 13.2V | 500 mA | 1 A | 40 A | 100 ms | 250 mOhms | 900 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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SMD1210P075TFAPTC RESET FUSE 6V 750MA 1210 |
3,380 | - |
|
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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SRP200PTC RESET FUSE 30V 2A STRAP |
6,277 | - |
|
Datasheet | Strap | PolySwitch®, SRP | Bulk | Obsolete | Polymeric | 30V | 2 A | 4.4 A | 100 A | 4 s | 30 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.880" L x 0.417" W (22.35mm x 10.60mm) | - | 0.043" (1.10mm) | - |
|
SRP120PTC RESET FUSE 15V 1.2A STRAP |
3,246 | - |
|
Datasheet | Strap | PolySwitch®, SRP | Bulk | Obsolete | Polymeric | 15V | 1.2 A | 2.7 A | 100 A | 5 s | 85 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.827" L x 0.199" W (21.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |
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SRP175PTC RESET FUSE 15V 1.75A STRAP |
3,399 | - |
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Datasheet | Strap | PolySwitch®, SRP | Bulk | Obsolete | Polymeric | 15V | 1.75 A | 3.8 A | 100 A | 5 s | 50 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.866" L x 0.199" W (22.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |
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12VL175LUPTC RESET FUSE 12V 1.75A STRAP |
4,921 | - |
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Datasheet | Strap | POLY-FUSE®, VL | Bulk | Obsolete | Polymeric | 12V | 1.75 A | 4.2 A | 100 A | 5 s | 17 mOhms | 62 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.201" L x 0.122" W (30.50mm x 3.10mm) | - | 0.032" (0.80mm) | - |
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SMD1812P050TFAPTC RESET FUSE 15V 500MA 1812 |
4,771 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 15V | 500 mA | 1 A | 40 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.025" (0.63mm) | - |
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LVRL075SPTC RESET FUSE 120V 750MA RADIAL |
6,085 | - |
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Datasheet | Radial, Disc | PolySwitch®, LVRL | Bulk | Obsolete | Polymeric | 120V (135V Int) | 750 mA | 1.52 A | 7.5 A | 14.4 s | 250 mOhms | 690 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.430" L x 0.160" W (10.90mm x 4.10mm) | 0.669" (17.00mm) | - | 0.200" (5.08mm) |
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MINISMDE190-2PTC RESET FUSE 16V 1.9A 4520 |
4,586 | - |
|
Datasheet | 4520 (11350 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 1.9 A | 3.8 A | 100 A | 2 s | 24 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.446" L x 0.200" W (11.33mm x 5.08mm) | - | 0.021" (0.53mm) | - |
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.
