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 1.85A RADIAL / Polymeric PTC Resettable Fuse 30V 1.85 A Ih Through Hole Radial, Disc
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68,000 pieces In Stock |
MOQ: 180 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 15V 2.5A 2SMD
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Low Stock |
MOQ: 65 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 750MA 2SMD / Polymeric PTC Resettable Fuse 30V 750 mA Ih Surface Mount 2-SMD
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1,302 pieces In Stock |
MOQ: 230 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 500MA 2SMD
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Low Stock |
MOQ: 415 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 16V 1.1 A Ih Surface Mount 1206 (3216 Metric), Concave
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6,788 pieces In Stock |
MOQ: 595 |
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Mfr. Part No. WS Part No. |
RESETTABLE FUSE - SMD, 1812 SIZE
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2,730 pieces In Stock |
MOQ: 790 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 760 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 1.5A 1812
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60,000 pieces In Stock |
MOQ: 515 |
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Mfr. Part No. WS Part No. |
MF-USMF Series - PTC Resettable Fuses
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Low Stock |
MOQ: 1035 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE .50A 13.2V 1206
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205,057 pieces In Stock |
MOQ: 1775 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 3.75A RADIAL / Polymeric PTC Resettable Fuse 72V 3.75 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 10 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 900MA RADIAL / Almost anywhere there is a low voltage power supply and a load to be protected, including
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Low Stock |
MOQ: 85 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 8.0A 30V RADIAL L / Polymeric PTC Resettable Fuse 30V 8 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 12V 1.5A 1206
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30,487 pieces In Stock |
MOQ: 170 |
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Mfr. Part No. WS Part No. |
PTC 16V POLYFUSE SMT 1210 1.10A
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16,240 pieces In Stock |
MOQ: 1305 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 1A 0805
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12,650 pieces In Stock |
MOQ: 130 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE .35A HOLD SMD
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114,000 pieces In Stock |
MOQ: 1370 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE .55A 60V 2018
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30,000 pieces In Stock |
MOQ: 385 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 1.8A 33V SMD
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30,000 pieces In Stock |
MOQ: 405 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 1.6A RADIAL / Polymeric PTC Resettable Fuse 72V 1.6 A Ih Through Hole Radial, Disc
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3,000 pieces In Stock |
MOQ: 70 |
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