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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RUEF400-2PTC RESET FUSE 30V 4A RADIAL |
2,688 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | 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) | 0.760" (19.30mm) | - | 0.199" (5.05mm) |
|
DECASMDC050F/60-2PTC RESET FUSE 60V 550MA 2018 |
30,906 | - |
|
Datasheet | 2018 (5045 Metric), Concave | PolySwitch®, decaSMD | Tape & Reel (TR) | Active | Polymeric | 60V | 550 mA | 1.1 A | 10 A | 100 ms | 200 mOhms | 1.1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.197" L x 0.177" W (5.01mm x 4.50mm) | - | 0.035" (0.89mm) | - |
|
2920L075/60MRPTC RESET FUSE 60V 750MA 2920 |
17,041 | - |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 60V | 750 mA | 1.5 A | 10 A | 300 ms | 300 mOhms | 950 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
RGEF500-2PTC RESET FUSE 16V 5A RADIAL |
10,480 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Tape & Reel (TR) | Active | Polymeric | 16V | 5 A | 8.5 A | 100 A | 2 s | 15 mOhms | 34 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.390" L x 0.098" W (9.90mm x 2.50mm) | 0.563" (14.30mm) | - | 0.199" (5.05mm) |
|
TSV250-130F-2PTC RESET FUSE 60V 130MA 2SMD |
9,772 | - |
|
Datasheet | 2-SMD | PolySwitch®, TS250 | Tape & Reel (TR) | Active | Polymeric | 60V (250V Int) | 130 mA | 260 mA | 3 A | 2 s | 4 Ohms | 12 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.240" L x 0.272" W (6.10mm x 6.90mm) | - | 0.126" (3.20mm) | - |
|
RKEF300PTC RESET FUSE 60V 3A RADIAL |
5,287 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 3 A | 6 A | 40 A | 19.8 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 0.835" (21.20mm) | - | 0.199" (5.05mm) |
|
|
2920L200/24DRPTC RESET FUSE 24V 2A 2920 |
4,157 | - |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 24V | 2 A | 4 A | 40 A | 5 s | 50 mOhms | 125 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
NANOASMDCH050F/24-2PTC RESET FUSE 24V 500MA 1206 |
18,486 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, ASMD | Tape & Reel (TR) | Active | Polymeric | 24V | 500 mA | 2.5 A | 20 A | 100 ms | 200 mOhms | 1.6 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.062" W (3.20mm x 1.58mm) | - | 0.045" (1.14mm) | - |
|
SMDC300F/24-2PTC RESET FUSE 24V 3A 2920 |
10,904 | - |
|
Datasheet | 2920 (7351 Metric), Concave | SMDC | Tape & Reel (TR) | Active | Polymeric | 24V | 3 A | 6 A | 40 A | 5 s | - | - | - | - | - | - | - | Surface Mount | 0.295" L x 0.201" W (7.50mm x 5.10mm) | - | 0.043" (1.10mm) | - |
, Concave.jpg "FEMTOSMDC005F-2")
|
FEMTOSMDC005F-2PTC RESET FUSE 15V 50MA 0603 |
7,779 | - |
|
Datasheet | 0603 (1608 Metric), Concave | PolySwitch®, femtoSMD | Tape & Reel (TR) | Active | Polymeric | 15V | 50 mA | 150 mA | 40 A | 100 ms | 3.8 Ohms | 30 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.033" (0.85mm) | - |
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.
