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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RHEF100-APPTC RESET FUSE 30V 1A RADIAL |
840 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Cut Tape (CT) | Active | Polymeric | 30V | 1 A | 1.8 A | 40 A | 5.2 s | 180 mOhms | 430 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.382" Dia x 0.118" T (9.70mm x 3.00mm) | 0.535" (13.60mm) | - | 0.199" (5.05mm) |
|
RXEF135-2PTC RESET FUSE 72V 1.35A RADIAL |
599 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 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 0.118" T (14.50mm x 3.00mm) | 0.752" (19.10mm) | - | 0.199" (5.05mm) |
|
RUEF400-APPTC RESET FUSE 30V 4A RADIAL |
191 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | 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) |
|
AHRF050PTC RESET FUSE 30V 500MA RADIAL |
601 | - |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 30V | 500 mA | 1 A | 40 A | 3 s | 350 mOhms | 1.1 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.291" Dia x 0.130" T (7.40mm x 3.30mm) | 0.500" (12.70mm) | - | 0.199" (5.05mm) |
|
60R090XUPTC RESET FUSE 60V 900MA RADIAL |
451 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Bulk | Active | Polymeric | 60V | 900 mA | 1.8 A | 40 A | 7.2 s | 200 mOhms | 470 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.441" Dia x 0.122" T (11.20mm x 3.10mm) | 0.622" (15.80mm) | - | 0.201" (5.10mm) |
|
RGEF500-1PTC RESET FUSE 16V 5A RADIAL |
125 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | 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) |
|
LR4-190FPTC RESET FUSE 15V 1.9A STRAP |
642 | - |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 15V | 1.9 A | 3.9 A | 100 A | 5 s | 39 mOhms | 102 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.827" L x 0.205" W (21.00mm x 5.20mm) | - | - | - |
|
RXEF185KPTC RESET FUSE 72V 1.85A RADIAL |
390 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.660" Dia x 0.118" T (16.76mm x 3.00mm) | 0.906" (23.00mm) | - | 0.199" (5.05mm) |
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LVR016KPTC RESET FUSE 240V 160MA RADIAL |
352 | - |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 160 mA | 370 mA | 2 A | 15 s | 2.5 Ohms | 7.8 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.390" Dia x 0.150" T (9.90mm x 3.80mm) | 0.543" (13.80mm) | - | 0.200" (5.08mm) |
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RGEF700PTC RESET FUSE 16V 7A RADIAL |
464 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 7 A | 11.9 A | 100 A | 3.5 s | 7.7 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.421" L x 0.098" W (10.70mm x 2.50mm) | 0.776" (19.70mm) | - | 0.199" (5.05mm) |
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.
