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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1812L750SLPRPTC RESET FUSE 6V 7.5A 1812 |
2,169 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 7.5 A | 15 A | 50 A | 2 s | 1 mOhms | 6 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.028" (0.70mm) | - |
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RUEF600K-0.144PTC RESET FUSE 30V 6A RADIAL |
8,645 | - |
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Datasheet | Radial, Disc | PolySwitch®, RUEF | Bulk | Active | Polymeric | 30V | 6 A | 12 A | 100 A | 16 s | 5 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 1.032" (26.20mm) | - | 0.400" (10.15mm) |
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RUEF900K-0.144PTC RESET FUSE 30V 9A RADIAL |
2,525 | - |
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Datasheet | Radial, Disc | PolySwitch®, RUEF | Bulk | Active | Polymeric | 30V | 9 A | 18 A | 100 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.949" L x 0.118" W (24.10mm x 3.00mm) | 1.220" (31.00mm) | - | 0.400" (10.15mm) |
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RXEF017-0.142PTC RESET FUSE 60V 170MA RADIAL |
8,689 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Bulk | Active | Polymeric | 60V | 170 mA | 340 mA | 40 A | 3 s | 3.3 Ohms | 8 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 0.199" (5.05mm) |
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RXEF185K-0.167PTC RESET FUSE 72V 1.85A RADIAL |
9,872 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Bulk | Active | Polymeric | 72V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.660" Dia x 0.118" T (16.76mm x 3.00mm) | 0.906" (23.00mm) | - | 0.199" (5.05mm) |
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PSR-24883FPTC RESET FUSE 60V 160MA |
5,292 | - |
|
Datasheet | - | PSR | Bulk | Active | Polymeric | 60V | 160 mA | 640 mA | 3 A | 7 s | 6.5 Ohms | 8 Ohms | - | 125°C | - | - | - | - | - | - | - | - |
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MICROSMD010F-02PTC RESET FUSE 30V 100MA 1210 |
2,845 | - |
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Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 30V | 100 mA | 250 mA | 10 A | 1 s | 2.1 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.033" (0.85mm) | - |
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MINISMDC050F-02PTC RESET FUSE 24V 500MA 1812 |
4,350 | - |
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Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 24V | 500 mA | 1 A | 100 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) | - | 0.024" (0.62mm) | - |
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TRF250-080TAPTC RESET FUSE 60V 80MA RADIAL |
3,217 | - |
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Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bulk | Active | Polymeric | 60V (250V Int) | 80 mA | 160 mA | 3 A | 4 s | 15 Ohms | 33 Ohms | - | 0°C ~ 85°C | - | - | - | Through Hole | 0.228" Dia x 0.181" T (5.80mm x 4.60mm) | 0.390" (9.90mm) | - | 0.197" (5.00mm) |
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LVR075S-1PTC RESET FUSE 240V 750MA RADIAL |
9,034 | - |
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Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Obsolete | Polymeric | 240V (265V Int) | 750 mA | 1.5 A | 7.5 A | 18 s | 316 mOhms | 839 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.450" L x 0.189" W (11.43mm x 4.80mm) | 0.921" (23.40mm) | - | 0.200" (5.08mm) |
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.
