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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MINISMDC150-2PTC RESET FUSE 6V 1.5A 1812 |
4,935 | - |
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Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1.5 A | 3 A | 100 A | 500 ms | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.019" (0.48mm) | - |
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NANOSMDM100-2POLYSWITCH 1.00A RESET FUSE SMD |
7,328 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoSMD | Cut Tape (CT) | Obsolete | Polymeric | 6V | 1 A | 1.8 A | 40 A | 300 ms | 60 mOhms | 210 mOhms | - | - | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.047" (1.20mm) | - |
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NANOSMDC150-2PTC RESET FUSE 6V 1.5A 1206 |
3,836 | - |
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Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoSMD | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1.5 A | 3 A | 100 A | 300 ms | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.64mm) | - | 0.055" (1.40mm) | - |
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600R150URPTC RESET FUSE 60V 150MA RADIAL |
3,194 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Tape & Box (TB) | Obsolete | Polymeric | 60V (600V Int) | 150 mA | 300 mA | 3 A | 4 s | 6 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.201" (5.10mm) |
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LR4-560FPTC RESET FUSE 20V 5.6A STRAP |
2,288 | - |
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Datasheet | Strap | PolySwitch®, LR4 | Bulk | Obsolete | Polymeric | 20V | 5.6 A | - | 100 A | - | - | - | - | - | - | - | - | User Defined | 0.984" L x 0.559" W (25.00mm x 14.20mm) | - | 0.039" (1.00mm) | - |
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LR4-600-C100FPTC RESET FUSE 20V 6A STRAP |
7,234 | - |
|
Datasheet | Strap | PolySwitch®, LR4 | Bulk | Discontinued at Digi-Key | Polymeric | 20V | 6 A | 11.7 A | 100 A | 5 s | - | - | - | - | - | - | - | User Defined | - | - | - | - |
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1812L260ZRPTC RESET FUSE 8V 2.6A 1812 |
3,306 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Obsolete | Polymeric | 8V | 2.6 A | 5.2 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) | - | 0.053" (1.34mm) | - |
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1812L200DRPTC RESET FUSE 8V 2A 1812 |
8,830 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Obsolete | Polymeric | 8V | 2 A | 3.5 A | 100 A | 2 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.024" (0.60mm) | - |
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1812L125DRPTC RESET FUSE 15V 1.25A 1812 |
8,217 | - |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Digi-Reel® | Obsolete | Polymeric | 15V | 1.25 A | 2.5 A | 100 A | 0.4 s | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
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16R090BPRPTC RESET FUSE 16V 900MA RADIAL |
9,872 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, USBR | Cut Tape (CT) | Obsolete | Polymeric | 16V | 900 mA | 1.8 A | 40 A | 1.2 s | 70 mOhms | 180 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.480" (12.20mm) | - | 0.201" (5.10mm) |
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.
