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. |
PolySwitch Resettable Devices Line-Voltage-Rated Devices | PTC RESET FUSE 120V 1.25A RADIAL
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7,000 pieces In Stock |
MOQ: 90 |
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Mfr. Part No. WS Part No. |
PolySwitch Resettable Devices Strap Battery Devices | PTC RESET FUSE 24V 2.6A STRAP
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10,900 pieces In Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC 6V POLYFUSE 1206 SL 3.80A
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22,150 pieces In Stock |
MOQ: 250 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 7A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 7A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 5A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 5A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 11A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 11A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 10A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 10A RADIAL
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Low Stock |
MOQ: 1 |
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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 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 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 15V 2.6A STRAP
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1,000 pieces In Stock |
MOQ: 145 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 15V 2.6A STRAP
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1,000 pieces In Stock |
MOQ: 145 |
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