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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
.jpg "RS90-075")
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RS90-075PTC RESET FUSE 72V 750MA RADIAL |
249 | - |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 750 mA | 1.5 A | 40 A | 6.3 s | 250 mOhms | 600 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.409" Dia x 0.122" T (10.40mm x 3.10mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
|
R2920-100-60-RPTC RESET FUSE 60V 1.1A 2920 |
1,000 | - |
|
Datasheet | 2920 (7351 Metric), Concave | R2920 | Tape & Reel (TR) | Active | Polymeric | 60V | 1.1 A | 2.2 A | 100 A | 500 ms | 90 mOhms | 410 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.067" (1.70mm) | - |
|
RS120-025PTC RESET FUSE 120V 250MA RADIAL |
913 | - |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 250 mA | 500 mA | 3 A | 7.5 s | 1.25 Ohms | 3 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.150" T (7.90mm x 3.80mm) | 0.512" (13.00mm) | - | 0.201" (5.10mm) |
|
RS90-110PTC RESET FUSE 72V 1.1A RADIAL |
499 | - |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.512" Dia x 0.122" T (13.00mm x 3.10mm) | 0.709" (18.00mm) | - | 0.201" (5.10mm) |
.jpg "RS120-010")
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RS120-010PTC RESET FUSE 120V 100MA RADIAL |
1,781 | - |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 100 mA | 200 mA | 2 A | 10 s | 3 Ohms | 7.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.150" T (7.90mm x 3.80mm) | 0.512" (13.00mm) | - | 0.201" (5.10mm) |
|
RS90-135PTC RESET FUSE 72V 1.35A RADIAL |
489 | - |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.571" Dia x 0.122" T (14.50mm x 3.10mm) | 0.772" (19.60mm) | - | 0.201" (5.10mm) |
|
RS120-050PTC RESET FUSE 120V 500MA RADIAL |
209 | - |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 500 mA | 1 A | 3 A | 6 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.362" Dia x 0.150" T (9.20mm x 3.80mm) | 0.587" (14.90mm) | - | 0.201" (5.10mm) |
|
RS60SB-110PTC Fuse - Radial Lead, 60V 1.1A |
400 | - |
|
Datasheet | Radial, Disc | RS60SB | Bulk | Active | Polymeric | 60V | 1.1 A | 2.2 A | 40 A | 3 s | 0.17 Ohms | 0.47 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | - | - | - | - |
|
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RS60SB-135PTC Fuse Radial Lead, 60V 1.35A |
400 | - |
|
Datasheet | Radial, Disc | RS60SB | Bulk | Active | Polymeric | 60V | 1.35 A | 2.7 A | 40 A | 4.5 s | 0.11 Ohms | 0.37 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | - | - | - | - |
.jpg "RS30-400")
|
RS30-400PTC RESET FUSE 30V 4A RADIAL |
4,004 | - |
|
Datasheet | Radial, Disc | RS30 | Bulk | Active | Polymeric | 30V | 4 A | 8 A | 100 A | 12.7 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.791" (20.10mm) | - | 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.
