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 6V 750MA RADIAL
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5,000 pieces In Stock |
MOQ: 1725 |
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Mfr. Part No. WS Part No. |
LoRhoTM Surface Mount Series
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3,960 pieces In Stock |
MOQ: 495 |
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Mfr. Part No. WS Part No. |
PolySwitch Resettable Devices Telecommunications & Networking Devices | PTC RESET FUSE 250V 250MA 4SMD
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1,750 pieces In Stock |
MOQ: 40 |
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Mfr. Part No. WS Part No. |
PolySwitch Resettable Devices Telecommunications & Networking Devices | PTC RESET FUSE 60V 130MA 2SMD
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1,280 pieces In Stock |
MOQ: 115 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 33V 1.35A RADIAL
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35,000 pieces In Stock |
MOQ: 13 |
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Mfr. Part No. WS Part No. |
PolySwitch®PTC Devices | PTC RESET FUSE 15V 2.6A STRAP
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7,000 pieces In Stock |
MOQ: 12 |
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Mfr. Part No. WS Part No. |
PolySwitchâ„¢ Resettable Device Short Form Catalog | PTC RESET FUSE 250V 145MA RADIAL
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31,000 pieces In Stock |
MOQ: 175 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 2.5A RADIAL
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32,000 pieces In Stock |
MOQ: 14 |
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Mfr. Part No. WS Part No. |
PolySwitch Resettable Devices Line-Voltage-Rated Devices | PTC RESET FUSE 240V 1A RADIAL
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27,000 pieces In Stock |
MOQ: 60 |
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Mfr. Part No. WS Part No. |
Overcurrent Protection Device | PTC RESET FUSE 24V 3.4A STRAP
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8,600 pieces In Stock |
MOQ: 8 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.13A(hold) 0.26A(trip) 250V 3A 1.2W 4s 4Ohm SMD Solder Pad 9.4 X 7.4 X 3.7mm T/R / PTC RESET 250/60V SMD 130MA
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2,500 pieces In Stock |
MOQ: 120 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.5A(hold) 1A(trip) 15V 40A 0.8W 0.15s 0.15Ohm SMD Solder Pad 1812 T/R / POLYSWITCH .5A RESET FUSE SMD
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7,300 pieces In Stock |
MOQ: 850 |
Need to verify |
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Mfr. Part No. WS Part No. |
PolySwitch Resettable Devices Telecommunications & Networking Devices | PTC RESET FUSE 60V 145MA RADIAL
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60,000 pieces In Stock |
MOQ: 1855 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 6V 1.50A SMD 1210
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4,000 pieces In Stock |
MOQ: 945 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 6A RADIAL
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10,000 pieces In Stock |
MOQ: 215 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 12V 1.1A 1206
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3,410 pieces In Stock |
MOQ: 4 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 24V 1.5A 1812
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1,890 pieces In Stock |
MOQ: 13 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 240V 750MA RADIAL
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2,780 pieces In Stock |
MOQ: 7 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 18V 3.1A 2920
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12,000 pieces In Stock |
MOQ: 4 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 500MA 0805
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21,000 pieces In Stock |
MOQ: 850 |
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