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 6V 4A 1206 / Polymeric PTC Resettable Fuse 6V 4 A Ih Surface Mount 1206 (3216 Metric), Concave
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6,750 pieces In Stock |
MOQ: 40 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 500MA 2920 / Polymeric PTC Resettable Fuse 60V 500 mA Ih Surface Mount 2920 (7351 Metric), Concave
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Low Stock |
MOQ: 165 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 3.5A 1812
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2,540 pieces In Stock |
MOQ: 105 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 10V 1.7A STRAP
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Low Stock |
MOQ: 150 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 33V 1.5A 2920 / Polymeric PTC Resettable Fuse 33V 1.5 A Ih Surface Mount 2920 (7351 Metric), Concave
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Low Stock |
MOQ: 85 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 1.9A 4520
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Low Stock |
MOQ: 115 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 1.6A RADIAL
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Low Stock |
MOQ: 165 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 16V 1.6A RADIAL
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5,000 pieces In Stock |
MOQ: 70 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 0.16A HOLD / PolySwitch Resettable Devices Telecommunications and Networking Devices
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Low Stock |
MOQ: 65 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 100MA 30V 1812 / PTC Resettable Fuse 0.1A(hold) 0.3A(trip) 30VDC 10A 0.8W 1.5s 1.6Ohm SMD Solder Pad 1812 T/R
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Low Stock |
MOQ: 75 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 200MA 30V 1210 / PTC Resettable Fuse 0.2A(hold) 0.4A(trip) 30VDC 10A 0.6W 0.02s 0.8Ohm SMD Solder Pad 1210 T/R
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Low Stock |
MOQ: 205 |
Need to verify |
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Mfr. Part No. WS Part No. |
POLYSWITCH RTE SERIES 1.20A HOLD / PTC Resettable Fuse 1.2A(hold) 2.3A(trip) 33V 40A 0.78W 3.5s 0.074Ohm Radial 7.4 X 3 X 12.2mm T/R
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Low Stock |
MOQ: 140 |
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Mfr. Part No. WS Part No. |
POLYSWITCH .35A RESET FUSE SMD
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1,000 pieces In Stock |
MOQ: 125 |
Need to verify |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC .55A HOLD STRT / PTC Resettable Fuse 0.55A(hold) 1.1A(trip) 99VDC 20A 1.5W 60s 0.8Ohm Radial 10.9 X 3.6mm Bulk
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Low Stock |
MOQ: 85 |
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Mfr. Part No. WS Part No. |
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3,000 pieces In Stock |
MOQ: 100 |
Need to verify |
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Mfr. Part No. WS Part No. |
THERMISTOR 25 OHM 245V PTC
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Low Stock |
MOQ: 75 |
Need to verify |
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Mfr. Part No. WS Part No. |
FUSE RESET 200MA 16V 1206 SMD
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Low Stock |
MOQ: 110 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 16V 2.10A STRAP
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6,000 pieces In Stock |
MOQ: 90 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 750MA 60V 2920
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Low Stock |
MOQ: 85 |
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Mfr. Part No. WS Part No. |
FUSE RESETTABLE 1.5A 6V 1210
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Low Stock |
MOQ: 100 |
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