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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RUEF800-1PTC RESET FUSE 30V 8A RADIAL |
163 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.118" (28.40mm) | - | 0.400" (10.15mm) |
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RF5030-000PPTC-MINI-PSW |
8,219 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®nanoASMDCH | Tape & Reel (TR) | Active | Polymeric | 30V | 50 mA | 150 mA | 20 A | 20 s | 3.5 Ohms | 35 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.033" (0.85mm) | - |
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RXEF300-2PTC RESET FUSE 72V 3A RADIAL |
3,229 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.941" Dia x 0.118" T (23.90mm x 3.00mm) | 1.126" (28.60mm) | - | 0.400" (10.15mm) |
|
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NANOASMDCH075F-2PPTC-MINI-PSW |
562 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®nanoASMDCH | Tape & Reel (TR) | Active | Polymeric | 12V | 750 mA | 2.25 A | 40 A | 150 ms | 80 mOhms | 460 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.039" (1.00mm) | - |
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MICROASMDCH110F-2PPTC-MINI-PSW |
466 | - |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 16V | 1.1 A | 3.3 A | 20 A | 500 ms | 60 mOhms | 500 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.041" (1.05mm) | - |
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AHRL750PTC RESET FUSE 7.5A 16V RAD |
283 | - |
|
Datasheet | Radial, Disc | PolySwitch®, AHRL | Bulk | Active | Polymeric | 16V | 7.5 A | 15 A | 100 A | 7 s | 7.3 mOhms | 12.5 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.465" L x 0.118" W (11.80mm x 3.00mm) | 0.748" (19.00mm) | - | 0.199" (5.05mm) |
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RXEF300-APPTC RESET FUSE 72V 3A RADIAL |
2,510 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Cut Tape (CT) | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.941" Dia x 0.118" T (23.90mm x 3.00mm) | 1.126" (28.60mm) | - | 0.400" (10.15mm) |
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TR600-150F-EX-2PTC RESET FUSE 250V 150MA RADIAL |
2,986 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TR600 | Tape & Reel (TR) | Active | Polymeric | 250V (600V Int) | 150 mA | 300 mA | 40 A | 8 s | 6 Ohms | 22 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.532" Dia x 0.236" T (13.50mm x 6.00mm) | 0.496" (12.60mm) | - | 0.197" (5.00mm) |
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600R150-RAFPTC RESET FUSE 60V 150MA RADIAL |
251 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Active | Polymeric | 60V (600V Int) | 150 mA | 300 mA | 3 A | 4 s | 7 Ohms | 20 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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16R700GMRPTC RESET FUSE 16V 7A RADIAL |
242 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 16R | Cut Tape (CT) | Active | Polymeric | 16V | 7 A | 11.9 A | 100 A | 3.5 s | 7.7 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.776" (19.70mm) | - | 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.
