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 1.1A RADIAL / Polymeric PTC Resettable Fuse 30V 1.1 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 115 |
Need to verify |
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Mfr. Part No. WS Part No. |
Radial Lead Resettable Fuses .145A 60Vdc max 250Vrms max
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36,000 pieces In Stock |
MOQ: 40 |
Need to verify |
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Mfr. Part No. WS Part No. |
SMD Resettable Fuses 6Volts Hold=2Amps 4Amps Trip
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Low Stock |
MOQ: 265 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 33V 1.1A 2920 / Polymeric PTC Resettable Fuse 33V 1.1 A Ih Surface Mount 2920 (7351 Metric), Concave
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Low Stock |
MOQ: 170 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 100MA 1210 / Polymeric PTC Resettable Fuse 30V 100 mA Ih Surface Mount 1210 (3225 Metric), Concave
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4,890 pieces In Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 14A(hold) 23.8A(trip) 16VDC 100A 4.6W 0.002Ohm Radial 27.9 X 3.6 X 27.9mm Bulk
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22,279 pieces In Stock |
MOQ: 60 |
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Mfr. Part No. WS Part No. |
Ptc Reset Fuse 15V 50MA 0603
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Low Stock |
MOQ: 480 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 9A RADIAL / Polymeric PTC Resettable Fuse 16V 9 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 290 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.35A(hold) 0.75A(trip) 6VDC 40A 0.8W 0.2s 0.32Ohm SMD Solder Pad 1210 T/R Automotive
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Low Stock |
MOQ: 120 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 120MA 15V 0805 / PTC Resettable Fuse 15V 120 mA Ih Surface Mount 0805 (2012 Metric), Concave
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Low Stock |
MOQ: 310 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 1.85A(hold) 3.7A(trip) 30V 100A 1W 8.7s 0.03Ohm Radial 10.2 X 3 X 15.2mm Bag
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Low Stock |
MOQ: 215 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.6A(hold) 1.48A(trip) 30VDC 40A 1.1W 20s 0.29Ohm SMD Solder Pad 2920 T/R Automotive
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Low Stock |
MOQ: 100 |
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Mfr. Part No. WS Part No. |
SMD Resettable Fuses 60Volts Hold=0.1Amps 0.3Amps Trip
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Low Stock |
MOQ: 150 |
Need to verify |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.18A(hold) 0.65A(trip) 60VDC 10A 0.1s 0.8Ohm Radial 10.9 X 4.6 X 12.6mm Bulk
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Low Stock |
MOQ: 100 |
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Mfr. Part No. WS Part No. |
Thermistor PTC 0.45Ohm 25% 2-Pin Radial Cardboard Strip
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Low Stock |
MOQ: 35 |
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Mfr. Part No. WS Part No. |
Thermistor PTC 70Ohm 25% 2-Pin Radial Cardboard Strip
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Low Stock |
MOQ: 325 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 6A RADIAL / Polymeric PTC Resettable Fuse 16V 6 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 100 |
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Mfr. Part No. WS Part No. |
Ptc 3.00A 6.0V Resettable 3425L
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Low Stock |
MOQ: 60 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 180MA RADIAL / Polymeric PTC Resettable Fuse 60V (250V Int) 180 mA 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 6V 3.7A 1812 / Polymeric PTC Resettable Fuse 6V 3.7 A Ih Surface Mount 1812 (4532 Metric), Concave
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5,860 pieces In Stock |
MOQ: 30 |
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