PTC Resettable Fuses, also known as polymeric positive temperature coefficient (PPTC) devices, play a critical role in circuit protection. These fuses allow for automatic reset after an overcurrent event, providing a reusable solution that reduces downtime and maintenance costs.
Commonly used in consumer electronics, automotive, and telecommunications, PTC resettable fuses limit current by increasing resistance when an overcurrent occurs, thereby protecting sensitive components from damage. Once the fault is cleared, the resistance decreases, allowing the circuit to resume normal operation.
Manufacturers like Littelfuse, Bel Fuse, and TE Connectivity offer a range of PTC resettable fuses designed to meet various voltage and current requirements. These versatile and reliable fuses ensure continuous protection and operational efficiency for a multitude of electronic applications.
| Select | Images | Part Number | Mfr | Description | Datasheet | Availability | Price | Qty | RFQ | Rohs | ECAD Model |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 240V 50MA RADIAL / Polymeric PTC Resettable Fuse 240V (265V Int) 50 mA Ih Through Hole Radial, Disc
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5,250 pieces In Stock |
MOQ: 120 |
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Mfr. Part No. WS Part No. |
Circuit Protection Device, Resettable, PTC, Surface Mnt, 8V, 1.1A, MINISMDC110F-2
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6,888 pieces In Stock |
MOQ: 665 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 1.1A 2920
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20,000 pieces In Stock |
MOQ: 220 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 0.1A
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29,480 pieces In Stock |
MOQ: 1055 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 100MA RADIAL / Polymeric PTC Resettable Fuse 60V 100 mA Ih Through Hole Radial, Disc
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31,500 pieces In Stock |
MOQ: 1055 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 1.1A RADIAL / Polymeric PTC Resettable Fuse 72V 1.1 A Ih Through Hole Radial, Disc
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8,860 pieces In Stock |
MOQ: 155 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 1.1A RADIAL / Polymeric PTC Resettable Fuse 72V 1.1 A Ih Through Hole Radial, Disc
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9,400 pieces In Stock |
MOQ: 155 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 200MA RADIAL
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68,000 pieces In Stock |
MOQ: 320 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 500MA RADIAL
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9,580 pieces In Stock |
MOQ: 350 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 500MA RADIAL
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10,000 pieces In Stock |
MOQ: 350 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 750MA RADIAL / Polymeric PTC Resettable Fuse 72V 750 mA Ih Through Hole Radial, Disc
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11,500 pieces In Stock |
MOQ: 270 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 0.13A SMD
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Low Stock |
MOQ: 65 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 13A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 13A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
POLYSWITCH RGE SERIES 4.0A HOLD
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2,500 pieces In Stock |
MOQ: 145 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 3.0A SMD
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10,500 pieces In Stock |
MOQ: 635 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 4A SMD
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5,703 pieces In Stock |
MOQ: 635 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 24V 3A 2920
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12,150 pieces In Stock |
MOQ: 130 |
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Mfr. Part No. WS Part No. |
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2,500 pieces In Stock |
MOQ: 65 |
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