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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250R120-RFUPTC RESET FUSE 60V 120MA RADIAL |
2,184 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2.5 s | 6 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
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250R145-RBUPTC RESET FUSE 60V 145MA RADIAL |
9,375 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 4.5 Ohms | 14 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
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600R150-RBFPTC RESET FUSE 60V 150MA RADIAL |
6,323 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 150 mA | 300 mA | 3 A | 3 s | 9 Ohms | 22 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.201" (5.10mm) |
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600R160-R1FPTC RESET FUSE 60V 160MA RADIAL |
9,492 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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600R160FPTC RESET FUSE 60V 160MA RADIAL |
2,492 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 18 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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600R160-RAFPTC RESET FUSE 60V 160MA RADIAL |
5,981 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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600R160-RAURPTC RESET FUSE 60V 160MA RADIAL |
4,433 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Tape & Box (TB) | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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250R145TUPTC RESET FUSE 60V 145MA RADIAL |
2,222 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 5.4 Ohms | 14 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
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250R180TFPTC RESET FUSE 60V 180MA RADIAL |
3,811 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 180 mA | 650 mA | 10 A | 21 s | 1.4 Ohms | 4.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.374" Dia x 0.181" T (9.50mm x 4.60mm) | 0.472" (12.00mm) | - | 0.201" (5.10mm) |
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250R145UPTC RESET FUSE 60V 145MA RADIAL |
2,387 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 3 Ohms | 14 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 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.
