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 60V 40A RADIAL
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85,061 pieces In Stock |
MOQ: 215 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.7A(hold) 1.45A(trip) 15VDC 100A 0.7W 5s 0.1Ohm SMD Solder Pad 7.1 X 5.2 X 1.2mm Bulk / POLYSWITCH STRAP 0.70A HOLD
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25,000 pieces In Stock |
MOQ: 115 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 1.8A(hold) 3.8A(trip) 24VDC 100A 2W 2.9s 0.04Ohm SMD Solder Pad 15 X 5.2 X 1mm Bulk / POLYSWITCH STRAP 1.8A HOLD
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1,710 pieces In Stock |
MOQ: 115 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 1.8A(hold) 3.8A(trip) 24VDC 100A 2W 2.9s 0.04Ohm SMD Solder Pad 15 X 5.2 X 1mm Bulk / POLYSWITCH STRAP 1.8A HOLD
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7,000 pieces In Stock |
MOQ: 115 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.33A(hold) 0.74A(trip) 240VAC 4.5A 1.7W 21s 0.77Ohm Radial 11.4 X 3.8 X 16.5mm T/R / POLYSWITCH PTC RESET 0.33A HOLD
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34,000 pieces In Stock |
MOQ: 675 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 2.5A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 2.5A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 1.1A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 1.1A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 14A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 14A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 1.1A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 1.1A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 130MA 2SMD
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1,210 pieces In Stock |
MOQ: 380 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 100MA 1206
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1,229 pieces In Stock |
MOQ: 175 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 32V 700MA RADIAL / PolySwitch Resettable Devices
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3,500 pieces In Stock |
MOQ: 685 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 12V 4.5A 1206
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9,000 pieces In Stock |
MOQ: 45 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 90V 650MA RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 90V 650MA RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 33V 1.85A 2920 / Surface Mount PTC
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6,527 pieces In Stock |
MOQ: 100 |
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