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.
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 7MM, 250V 0.12A / Polymeric PTC Resettable Fuse 250V 120 mA Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 585 |
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Mfr. Part No. WS Part No. |
PPTC,DISC 21.1MM, 250V 1A / Polymeric PTC Resettable Fuse 250V 1 A Ih Through Hole Radial, Disc
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5,970 pieces In Stock |
MOQ: 125 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 15MM, 16V 9A / Polymeric PTC Resettable Fuse 16V 9 A Ih Through Hole Radial, Disc
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Low Stock |
MOQ: 315 |
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Mfr. Part No. WS Part No. |
PPTC,SQUARE 9MM, 16V 3A / Polymeric PTC Resettable Fuse 16V 3 A Ih Through Hole Radial, Disc
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6,063 pieces In Stock |
MOQ: 480 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 500MA 0402
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40,000 pieces In Stock |
MOQ: 320 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 6V 100MA 0402 / Polymeric PTC Resettable Fuse 6V 100 mA Ih Surface Mount 0402 (1005 Metric), Concave
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20,000 pieces In Stock |
MOQ: 160 |
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Mfr. Part No. WS Part No. |
PTC RESETBLE 6V .350A LOW-R 0402
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90,000 pieces In Stock |
MOQ: 270 |
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Mfr. Part No. WS Part No. |
PTC RESETTABLE 250MA 24V RAD
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80,000 pieces In Stock |
MOQ: 135 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 265V 55MA RADIAL
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1,930 pieces In Stock |
MOQ: 40 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 1.85A RADIAL / Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
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7,692 pieces In Stock |
MOQ: 100 |
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Mfr. Part No. WS Part No. |
PTC Resettable Fuse 0.2A(hold) 0.42A(trip) 24VDC 100A 0.6W 0.1s 0.65Ohm SMD Solder Pad 1206 T/R / FUSE PTC RESET 24V .20A 1206
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100,000 pieces In Stock |
MOQ: 1005 |
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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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2,000 pieces In Stock |
MOQ: 75 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 2.5A RADIAL / Polymeric PTC Resettable Fuse 72V 2.5 A Ih Through Hole Radial, Disc
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3,350 pieces In Stock |
MOQ: 95 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 1.35A RADIAL
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8,630 pieces In Stock |
MOQ: 185 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 72V 900MA RADIAL / Polymeric PTC Resettable Fuse 72V 900 mA Ih Through Hole Radial, Disc
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8,888 pieces In Stock |
MOQ: 205 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 60V 50MA RADIAL / Polymeric PTC Resettable Fuse 60V 50 mA Ih Through Hole Radial, Disc
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7,425 pieces In Stock |
MOQ: 245 |
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Mfr. Part No. WS Part No. |
POLYSWITCH PTC RESET 0.25A
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6,000 pieces In Stock |
MOQ: 255 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 8A RADIAL / Polymeric PTC Resettable Fuse 30V 8 A Ih Through Hole Radial, Disc
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2,840 pieces In Stock |
MOQ: 55 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 6A RADIAL
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10,000 pieces In Stock |
MOQ: 80 |
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Mfr. Part No. WS Part No. |
PTC RESET FUSE 30V 4A RADIAL
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8,370 pieces In Stock |
MOQ: 105 |
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