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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RHEF800PTC RESET FUSE 16V 8A RADIAL |
594 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 16V | 8 A | 15 A | 100 A | 8 s | 8 mOhms | 20 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 0.886" (22.50mm) | - | 0.199" (5.05mm) |
|
TRF600-160-RAPTC RESET FUSE 250V 160MA RADIAL |
1,090 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF600 | Bag | Active | Polymeric | 250V (600V Int) | 160 mA | 320 mA | 60 A | 18 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) | - | 0.197" (5.00mm) |
|
250R120-RAZRPTC RESET FUSE 60V 120MA RADIAL |
5,744 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Cut Tape (CT) | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2.5 s | 7 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) |
|
TSM250-130F-RA-2PTC RESET FUSE 60V 130MA 4SMD |
2,978 | - |
|
Datasheet | 4-SMD | PolySwitch®, TSM | Tape & Reel (TR) | Active | Polymeric | 60V | 130 mA | 260 mA | 3 A | 2.4 s | 4 Ohms | 30 Ohms | 22 Ohms | -40°C ~ 85°C | - | - | - | Surface Mount | 0.337" L x 0.323" W (8.55mm x 8.20mm) | - | 0.354" (9.00mm) | - |
|
|
TSM250-130F-2PTC RESET FUSE 60V 130MA 4SMD |
2,745 | - |
|
Datasheet | 4-SMD | PolySwitch®, TSM | Tape & Reel (TR) | Active | Polymeric | 60V | 130 mA | 260 mA | 3 A | 2.4 s | 4 Ohms | 15 Ohms | 9 Ohms | -40°C ~ 85°C | - | - | - | Surface Mount | 0.337" L x 0.323" W (8.55mm x 8.20mm) | - | 0.354" (9.00mm) | - |
|
2920L500/16MR-APTC 16V POLYFUSE SMT 2920 5.00A |
2,141 | - |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 16V | 5 A | 10 A | 40 A | 5 s | 5 mOhms | 25 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.063" (1.60mm) | - |
|
16R135BPRPTC RESET FUSE 16V 1.35A RADIAL |
2,000 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, USBR | Tape & Box (TB) | Obsolete | Polymeric | 16V | 1.35 A | 2.7 A | 40 A | 4.5 s | 40 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.201" (5.10mm) |
|
TRF250-120USPTC RESET FUSE 60V 120MA RADIAL |
1,500 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2 s | 6 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.236" L x 0.150" W (6.00mm x 3.80mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
TRF250-145-RA-B0.5-2PTC RESET FUSE 60V 145MA RADIAL |
2,824 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Tape & Reel (TR) | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 3 Ohms | 12 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.200" (5.08mm) |
|
VTP175LFPTC RESET FUSE 16V 1.75A STRAP |
3,000 | - |
|
Datasheet | Strap | PolySwitch®, VTP | Bulk | Active | Polymeric | 16V | 1.75 A | 3.6 A | 100 A | 5 s | 29 mOhms | 102 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.063" L x 0.146" W (27.00mm x 3.70mm) | - | 0.032" (0.80mm) | - |
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.
