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 RESETTABLE 150MA 63V RAD
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 400V 12MA 1210 / Ceramic PTC Resettable Fuse 400V 12 mA Ih Surface Mount 1210 (3225 Metric)
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8,000 pieces In Stock |
MOQ: 90 |
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Mfr. Part No. WS Part No. |
B59751 Series 120 Ohm 56 mA ±25 % PTC Thermistor for Overcurrent Protection
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
RESETTABLE FUSE - PPTC RADIAL LE / PTC Resettable Fuse 16V 12 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 240V 160MA RADIAL / Polymeric PTC Resettable Fuse 240V (265V Int) 160 mA Ih Through Hole Radial, Disc
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6,203 pieces In Stock |
MOQ: 165 |
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Mfr. Part No. WS Part No. |
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110,000 pieces In Stock |
MOQ: 150 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 120MA RADIAL
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 1.35A RADIAL
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8,500 pieces In Stock |
MOQ: 255 |
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Mfr. Part No. WS Part No. |
RESETTABLE FUSE - SMD, 2920 SIZE
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195,700 pieces In Stock |
MOQ: 255 |
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Mfr. Part No. WS Part No. |
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15,300 pieces In Stock |
MOQ: 445 |
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Mfr. Part No. WS Part No. |
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1,466 pieces In Stock |
MOQ: 510 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 0.25A 16V SMD 120
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1,800 pieces In Stock |
MOQ: 1090 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE
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3,500 pieces In Stock |
MOQ: 355 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 9V 200MA 0805
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 5.5A HOLD / POLYSWITCH PTC RESET 5.5A HOLD
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Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 265V 39MA RADIAL / Ceramic PTC Resettable Fuse 265V 39 mA Ih Through Hole Radial, Disc
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3,000 pieces In Stock |
MOQ: 140 |
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Mfr. Part No. WS Part No. |
These devices are primary protector components for semiconductor arrester assemblies intended to meet the generic...
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Low Stock |
MOQ: 1 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 200MA 0402
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30,000 pieces In Stock |
MOQ: 180 |
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