PTC Resettable Fuses
Use the filters and product table below to compare PTC Resettable Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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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MF-RX012/250-2-2PTC RESET FUSE 60V 120MA RADIAL |
5,506 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RX/250 | Tape & Reel (TR) | Active | Polymeric | 60V (250V Int) | 120 mA | - | 3 A | - | 8 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
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MF-PSHT010X-2PTC RESET FUSE 16V 100MA 0805 |
2,415 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSHT | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 100 mA | 600 mA | 40 A | 1.5 s | 1 Ohms | 12 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.032" (0.80mm) | - |
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MF-MSHT175KX-21812 HIGH TEMP SMD POLYMER PTC 1 |
9,597 | - |
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Datasheet | 1812 (4532 Metric), Concave | Multifuse® MF-MSHT | Tape & Reel (TR) | Active | Polymeric | 9V | 1.75 A | 7 A | 40 A | 5 s | 18 mOhms | 170 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.063" (1.60mm) | - |
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MF-MSHT150KX-21812 HIGH TEMP SMD POLYMER PTC 1 |
5,823 | - |
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Datasheet | 1812 (4532 Metric), Concave | Multifuse® MF-MSHT | Tape & Reel (TR) | Active | Polymeric | 9V | 1.5 A | 6 A | 40 A | 5 s | 22 mOhms | 200 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.063" (1.60mm) | - |
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MF-MSHT125KX-21812 HIGH TEMP SMD POLYMER PTC 1 |
6,321 | - |
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Datasheet | 1812 (4532 Metric), Concave | Multifuse® MF-MSHT | Tape & Reel (TR) | Active | Polymeric | 9V | 1.25 A | 6.25 A | 40 A | 5 s | 30 mOhms | 300 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.063" (1.60mm) | - |
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MF-PSML250/6-2PTC RESET FUSE 6V 2.5A 0805 |
7,769 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 6V | 2.5 A | 5 A | 50 A | 2 s | 3 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.055" (1.40mm) | - |
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MF-PSML175-2PTC RESET FUSE 6V 1.75A 0805 |
9,561 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML | Tape & Reel (TR) | Obsolete | Polymeric | 6V | - | - | - | - | - | - | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.024" (0.60mm) | - |
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MF-PSML075-2PTC 0.75A 6V SMD 0805 LOW-OHMIC |
6,277 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 750 mA | 1.5 A | 50 A | 300 ms | 20 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.024" (0.60mm) | - |
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MF-PSML260-2PTC RESET FUSE 6V 2.6A 0805 |
2,008 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML | Tape & Reel (TR) | Obsolete | Polymeric | 6V | - | - | - | - | - | - | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.032" (0.80mm) | - |
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MF-PSML300-2PTC RESET FUSE 6V 3A 0805 |
6,906 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML | Tape & Reel (TR) | Obsolete | Polymeric | 6V | - | - | - | - | - | - | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.032" (0.80mm) | - |
PTC Resettable Fuses FAQ
Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.
How can I narrow the PTC Resettable Fuses selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
