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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TRF250-055UTPTC RESET FUSE 60V 55MA RADIAL |
383 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 55 mA | 170 mA | 3 A | 5 s | 15 Ohms | 35 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.189" Dia x 0.150" T (4.80mm x 3.80mm) | 0.366" (9.30mm) | - | 0.200" (5.08mm) |
|
60R160XFPTC RESET FUSE 60V 1.6A RADIAL |
343 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Bulk | Active | Polymeric | 60V | 1.6 A | 3.2 A | 40 A | 11.4 s | 90 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.600" Dia x 0.122" T (15.24mm x 3.10mm) | 0.850" (21.60mm) | - | 0.201" (5.10mm) |
|
RUEF500-1PTC RESET FUSE 30V 5A RADIAL |
3,888 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 5 A | 10 A | 100 A | 14.5 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.949" (24.10mm) | - | 0.400" (10.15mm) |
|
RGEF600-1PTC RESET FUSE 16V 6A RADIAL |
500 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 6 A | 10.2 A | 100 A | 3.3 s | 10 mOhms | 28 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.098" W (10.20mm x 2.50mm) | 0.673" (17.10mm) | - | 0.199" (5.05mm) |
|
LVR012S-1PTC RESET FUSE 240V 120MA RADIAL |
490 | - |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 120 mA | 300 mA | 1.2 A | 15 s | 3 Ohms | 12 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.430" (10.70mm) | - | 0.200" (5.08mm) |
|
250R180FPTC RESET FUSE 60V 180MA RADIAL |
434 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Active | Polymeric | 60V (250V Int) | 180 mA | 650 mA | 10 A | 20 s | 800 mOhms | 4 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) |
|
72R075XPRPTC RESET FUSE 72V 750MA RADIAL |
341 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 72R | Cut Tape (CT) | Active | Polymeric | 72V | 750 mA | 1.5 A | 40 A | 6.3 s | 250 mOhms | 600 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" Dia x 0.122" T (10.20mm x 3.10mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
|
AHEF070PTC RESET FUSE 32V 700MA RADIAL |
473 | - |
|
Datasheet | Radial, Disc | PolySwitch®, AHEF | Bag | Active | Polymeric | 32V | 700 mA | 1.4 A | 100 A | 3.2 s | 230 mOhms | 800 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.272" L x 0.118" W (6.90mm x 3.00mm) | 0.425" (10.80mm) | - | 0.118" (3.00mm) |
|
2920L300DRPTC RESET FUSE 6V 3A 2920 |
906 | - |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 6V | 3 A | 5 A | 40 A | 20 s | 15 mOhms | 48 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
AHS200-2PTC RESET FUSE 16V 2A 2SMD |
783 | - |
|
Datasheet | 2-SMD | PolySwitch®, AHS | Tape & Reel (TR) | Active | Polymeric | 16V | 2 A | 4 A | 70 A | 13.4 s | 50 mOhms | 140 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.343" L x 0.250" W (8.70mm x 6.36mm) | - | 0.118" (3.00mm) | - |
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.
