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. |
PolySwitchâ„¢ Resettable Device Short Form Catalog | PTC RESET FUSE 30V 3.5A STRAP
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Low Stock |
MOQ: 80 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 1 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 80V 50MA RADIAL
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17,565 pieces In Stock |
MOQ: 80 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 100A 16V AXIAL
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Low Stock |
MOQ: 125 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 620 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 230V 110MA 4SMD / Ceramic PTC Resettable Fuse 230V (600V Int) 110 mA Ih Surface Mount 4-SMD Cube
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Low Stock |
MOQ: 75 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 14A RADIAL
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Low Stock |
MOQ: 130 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 750MA 2SMD
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Low Stock |
MOQ: 250 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 4A RADIAL
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Low Stock |
MOQ: 250 |
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Mfr. Part No. WS Part No. |
FUSE PTC RESET
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Low Stock |
MOQ: 255 |
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Mfr. Part No. WS Part No. |
RESETTABLE FUSE - PPTC RADIAL LE / PTC Resettable Fuse 16V 6 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 200MA 1812
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2,000 pieces In Stock |
MOQ: 350 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 3.75A / POLYSWITCH RESETTABLE DEVICES RADIAL-LEADED DEVICES
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Low Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 420V RADIAL DISC
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8,000 pieces In Stock |
MOQ: 27 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 33V 1.25A 2920
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1,342 pieces In Stock |
MOQ: 120 |
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Mfr. Part No. WS Part No. |
POLYSWITCH .08A RESET FUSE SMD
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Low Stock |
MOQ: 90 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 290 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 100V 183MA RADIAL
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366 pieces In Stock |
MOQ: 650 |
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Mfr. Part No. WS Part No. |
POLYSWITCH 0.50A RESET FUSE SMD
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20,000 pieces In Stock |
MOQ: 400 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 750MA 1206 / Polymeric PTC Resettable Fuse 16V 750 mA Ih Surface Mount 1206 (3216 Metric), Concave
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180 pieces In Stock |
MOQ: 180 |
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