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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MINISMDC075F-2PTC RESET FUSE 13.2V 750MA 1812 |
34,734 | - |
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Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 13.2V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.024" (0.62mm) | - |
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MF-USMF005-2PTC RESET FUSE 30V 50MA 1210 |
27,763 | - |
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Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USMF | Tape & Reel (TR) | Active | Polymeric | 30V | 50 mA | 150 mA | 10 A | 1.5 s | 2.8 Ohms | 50 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.033" (0.85mm) | - |
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MF-PSMF050X-2PTC RESET FUSE 6V 500MA 0805 |
9,795 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSMF | Tape & Reel (TR) | Active | Polymeric | 6V | 500 mA | 1 A | 40 A | 100 ms | 150 mOhms | 900 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.033" (0.85mm) | - |
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MINISMDC050F-2PTC RESET FUSE 24V 500MA 1812 |
102,596 | - |
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Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 24V | 500 mA | 1 A | 100 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.024" (0.62mm) | - |
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0ZCG0260BF2BPTC RESET FUSE 16V 2.6A 1812 |
86,020 | - |
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Datasheet | 1812 (4532 Metric), Concave | 0ZCG | Tape & Reel (TR) | Active | Polymeric | 16V | 2.6 A | 5 A | 100 A | 5 s | 15 mOhms | 50 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.061" (1.55mm) | - |
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NANOSMDC020F-2PTC RESET FUSE 24V 200MA 1206 |
21,729 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoSMDC020F | Tape & Reel (TR) | Active | Polymeric | 24V | 200 mA | 420 mA | 100 A | 0.1 s | 650 mOhms | 3.1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.028" (0.70mm) | - |
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MINISMDC014F-2PTC RESET FUSE 60V 140MA 1812 |
49,757 | - |
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Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 60V | 140 mA | 280 mA | 10 A | 8 ms | 1.5 Ohms | 6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.035" (0.89mm) | - |
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NANOSMDC010F-2PTC RESET FUSE 60V 100MA 1206 |
33,016 | - |
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Datasheet | 1206 (3216 Metric), Concave | nanoSMD | Tape & Reel (TR) | Active | Polymeric | 60V | 100 mA | 250 mA | 10 A | 1 s | - | - | - | - | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.039" (1.00mm) | - |
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NANOSMDC016F-2PTC RESET FUSE 48V 160MA 1206 |
37,252 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoSMD | Tape & Reel (TR) | Active | Polymeric | 48V | 160 mA | 450 mA | 10 A | 300 ms | 1.1 Ohms | - | - | - | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.039" (1.00mm) | - |
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MINISMDC020F-2PTC RESET FUSE 30V 200MA 1812 |
30,478 | - |
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Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 30V | 200 mA | 400 mA | 10 A | 20 ms | 600 mOhms | 3.3 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.035" (0.89mm) | - |
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MF-SM100-2PTC RESET FUSE 30V 1.1A 2SMD |
7,849 | - |
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Datasheet | 2-SMD | Multifuse®, MF-SM | Tape & Reel (TR) | Active | Polymeric | 30V | 1.1 A | 2.2 A | 80 A | 500 ms | 120 mOhms | 480 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.287" L x 0.214" W (7.31mm x 5.44mm) | - | 0.118" (3.00mm) | - |
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MF-SM050-2PTC RESET FUSE 60V 500MA 2SMD |
5,409 | - |
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Datasheet | 2-SMD | Multifuse®, MF-SM | Tape & Reel (TR) | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 350 mOhms | 1.4 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.287" L x 0.214" W (7.31mm x 5.44mm) | - | 0.125" (3.18mm) | - |
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RXEF050-2PTC RESET FUSE 72V 500MA RADIAL |
13,378 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 500 mA | 1 A | 40 A | 4 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.118" T (7.90mm x 3.00mm) | 0.539" (13.70mm) | - | 0.199" (5.05mm) |
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RXEF010PTC RESET FUSE 60V 100MA RADIAL |
8,776 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 60V | 100 mA | 200 mA | 40 A | 4 s | 2.5 Ohms | 7.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.457" (11.60mm) | - | 0.199" (5.05mm) |
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MF-R020-2PTC RESET FUSE 60V 200MA RADIAL |
24,042 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 60V | 200 mA | 400 mA | 40 A | 2.2 s | 1.5 Ohms | 4.4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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RXEF025PTC RESET FUSE 72V 250MA RADIAL |
19,910 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 250 mA | 500 mA | 40 A | 2.5 s | 1.25 Ohms | 3 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 0.199" (5.05mm) |
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NANOSMDC012F-2PTC RESET FUSE 48V 120MA 1206 |
20,303 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoSMD | Tape & Reel (TR) | Active | Polymeric | 48V | 120 mA | 390 mA | 10 A | 200 ms | 1.4 Ohms | 6.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.039" (1.00mm) | - |
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RXEF050PTC RESET FUSE 72V 500MA RADIAL |
10,234 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 500 mA | 1 A | 40 A | 4 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.118" T (7.90mm x 3.00mm) | 0.539" (13.70mm) | - | 0.199" (5.05mm) |
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MF-R110PTC RESET FUSE 30V 1.1A RADIAL |
6,285 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 1.1 A | 2.2 A | 40 A | 6.6 s | 100 mOhms | 270 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" Dia x 0.118" T (8.90mm x 3.00mm) | 0.551" (14.00mm) | - | 0.201" (5.10mm) |
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MF-R050PTC RESET FUSE 60V 500MA RADIAL |
2,449 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 410 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) |
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.
