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 30V 3A RADIAL / POLYFUSE Resettable PTCs
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8,000 pieces In Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 7A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 7A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 300MA 2SMD / Polymeric PTC Resettable Fuse 60V 300 mA Ih Surface Mount 2-SMD
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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 8A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 8A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 0.5A 30V SMD 1812
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161,800 pieces In Stock |
MOQ: 50 |
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Mfr. Part No. WS Part No. |
THERMISTOR PTC 4.7 OHM SMD
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9,305 pieces In Stock |
MOQ: 185 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 2A(hold) 4A(trip) 240V 20A 4.52W 28s 0.089Ohm Radial 24.9 X 6.1 X 33.8mm Bag / POLYSWITCH PTC RESET 240V 2A
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2,000 pieces In Stock |
MOQ: 35 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 1A 0603
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100,000 pieces In Stock |
MOQ: 345 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 120V 1.1A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 120V 1.1A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 240V 160MA RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 240V 160MA RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 90V 1.6A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 90V 1.6A RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 750MA 2920 / Polymeric PTC Resettable Fuse 60V 750 mA Ih Surface Mount 2920 (7351 Metric), Concave
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2,000 pieces In Stock |
MOQ: 180 |
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Mfr. Part No. WS Part No. |
PPTC SMD 1210, 30V 0.1A, REEL 7" / Polymeric PTC Resettable Fuse 30V 200 mA Ih Surface Mount 1210 (3225 Metric), Concave
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900,000 pieces In Stock |
MOQ: 1345 |
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