PTC Resettable Fuses
Browse available PTC Resettable Fuses part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Type | Voltage - Max | Current - Hold (Ih) (Max) | Current - Trip (It) | Current - Max | Time to Trip | Resistance - Initial (Ri) (Min) | Resistance - Post Trip (R1) (Max) | Resistance - 25°C (Typ) | Operating Temperature | Grade | Qualification | Ratings | Mounting Type | Size / Dimension | Height - Seated (Max) | Thickness (Max) | Lead Spacing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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FSMD012-1206-RRESETTABLE FUSE - SMD, 1206 SIZE |
12,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 48V | 120 mA | 390 mA | 100 A | 200 ms | 1.4 Ohms | 6.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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FSMD050-0805RRESETTABLE FUSE - SMD, 0805 SIZE |
12,000 | - |
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Datasheet | 0805 (2012 Metric), Concave | FSMD0805 | Tape & Reel (TR) | Active | - | 6V | 500 mA | 1 A | 100 A | 100 ms | 150 mOhms | 850 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.049" (1.25mm) | - |
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FSMD005-1206-RRESETTABLE FUSE - SMD, 1206 SIZE |
12,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 60V | 50 mA | 150 mA | 100 A | 1.5 s | 3.6 Ohms | 50 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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FSMD110-1206RRESETTABLE FUSE - SMD, 1206 SIZE |
3,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 8V | 1.1 A | 2.2 A | 100 A | 300 ms | 40 mOhms | 180 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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FSMD100-1206RRESETTABLE FUSE - SMD, 1206 SIZE |
3,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 6V | 1 A | 1.8 A | 100 A | 300 ms | 55 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.039" (1.00mm) | - |
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FSMD125-16RRESETTABLE FUSE - SMD, 1812 SIZE |
1,500 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 16V | 1.25 A | 2.5 A | 100 A | 400 ms | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
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MPTR60V050PTC RESET FUSE 60V 0.5A RADIAL |
2,000 | - |
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Datasheet | Radial, Disc | MPTR | Bulk | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.122" T (7.90mm x 3.10mm) | 0.539" (13.70mm) | - | 0.201" (5.10mm) |
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MPTS1206L050PTC RESET FUSE 8V 0.5A 1206 |
8,000 | - |
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Datasheet | 1206 (3216 Metric) | MPTS | Tape & Reel (TR) | Active | Polymeric | 8V | 500 mA | 1 A | 100 A | 100 ms | 150 mOhms | 700 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.022" (0.55mm) | - |
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MPTS1206L025RPTC RESET FUSE 16V 0.25A 1206 |
3,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | MPTS | Tape & Reel (TR) | Active | Polymeric | 16V | 250 mA | 500 mA | 100 A | 80 ms | 550 mOhms | 2.3 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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MPTS2920L125RPTC RESET FUSE 33V 1.25A 2920 |
2,000 | - |
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Datasheet | 2920 (7351 Metric), Concave | MPTS | Tape & Reel (TR) | Active | Polymeric | 33V | 1.25 A | 2.5 A | 100 A | 2 s | 50 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.039" (1.00mm) | - |
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FSMD075-33RRESETTABLE FUSE - SMD, 1812 SIZE |
10,500 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 33V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 400 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
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FSMD260RRESETTABLE FUSE - SMD, 1812 SIZE |
2,000 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 8V | 2.6 A | 5 A | 100 A | 2.5 s | 15 mOhms | 47 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.047" (1.20mm) | - |
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FSMD160-12RRESETTABLE FUSE - SMD, 1812 SIZE |
2,000 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 12V | 1.6 A | 3.2 A | 100 A | 1 s | 30 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.053" (1.35mm) | - |
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FSMD160-16RRESETTABLE FUSE - SMD, 1812 SIZE |
2,000 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 16V | 1.6 A | 3.2 A | 100 A | 1 s | 30 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.053" (1.35mm) | - |
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FSMD075-24RRESETTABLE FUSE - SMD, 1812 SIZE |
1,500 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 24V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 290 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
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FSMD010-1206-RRESETTABLE FUSE - SMD, 1206 SIZE |
9,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 60V | 100 mA | 250 mA | 100 A | 1 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.033" (0.85mm) | - |
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FSMD110-0805RRESETTABLE FUSE - SMD, 0805 SIZE |
3,000 | - |
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Datasheet | 0805 (2012 Metric), Concave | FSMD0805 | Tape & Reel (TR) | Active | - | 6V | 1.1 A | 2.2 A | 100 A | 200 ms | 50 mOhms | 200 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.071" (1.80mm) | - |
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FSMD200-24-2920-RRESETTABLE FUSE - SMD, 2920 SIZE |
2,000 | - |
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Datasheet | 2920 (7351 Metric), Concave | FSMD2920 | Tape & Reel (TR) | Active | - | 24V | 2 A | 4 A | 100 A | 5 s | 35 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.031" (0.80mm) | - |
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FSMD200-1206RRESETTABLE FUSE - SMD, 1206 SIZE |
2,000 | - |
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Datasheet | 1206 (3216 Metric), Concave | FSMD1206 | Tape & Reel (TR) | Active | - | 6V | 2 A | 3.5 A | 100 A | 1.5 s | 18 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.063" (1.60mm) | - |
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FSMD300RRESETTABLE FUSE - SMD, 1812 SIZE |
1,500 | - |
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Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 6V | 3 A | 5 A | 100 A | 4 s | 12 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
PTC Resettable Fuses FAQ
Common questions about selecting, comparing and sourcing PTC Resettable Fuses components through Winsun (HK) Electronics.
What should I check when selecting PTC Resettable Fuses components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific PTC Resettable Fuses part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find PTC Resettable Fuses parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for PTC Resettable Fuses components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
