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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PTGL05AS6R8K3B51B0PTC RESET FUSE 51V 249MA RADIAL |
8,992 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 51V | 249 mA | 331 mA | 1.5 A | - | - | - | 6.8 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.217" Dia x 0.138" T (5.50mm x 3.50mm) | 0.413" (10.50mm) | - | 0.197" (5.00mm) |
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PTGL09AS2R2K3B51B0PTC RESET FUSE 51V 522MA RADIAL |
4,886 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 51V | 522 mA | 694 mA | 4 A | - | - | - | 2.2 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.366" Dia x 0.138" T (9.30mm x 3.50mm) | 0.563" (14.30mm) | - | 0.197" (5.00mm) |
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PTGL04AS220K4N51B0PTC RESET FUSE 60V 112MA RADIAL |
3,455 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 112 mA | 149 mA | 1 A | - | - | - | 22 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.177" Dia x 0.138" T (4.50mm x 3.50mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
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PTGL04AS220K4B51B0PTC RESET FUSE 60V 145MA RADIAL |
8,617 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 145 mA | 193 mA | 1 A | - | - | - | 22 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.177" Dia x 0.138" T (4.50mm x 3.50mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
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PTGL05AS100K4B51B0PTC RESET FUSE 60V 215MA RADIAL |
6,720 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 215 mA | 286 mA | 1.5 A | - | - | - | 10 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.217" Dia x 0.138" T (5.50mm x 3.50mm) | 0.413" (10.50mm) | - | 0.197" (5.00mm) |
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PTGL07AS5R6K4B51B0PTC RESET FUSE 60V 290MA RADIAL |
5,751 | - |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 290 mA | 386 mA | 3 A | - | - | - | 5.6 Ohms | -20°C ~ 80°C | - | - | - | Through Hole | 0.287" Dia x 0.138" T (7.30mm x 3.50mm) | 0.484" (12.30mm) | - | 0.197" (5.00mm) |
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PTGL09AS3R3K4B51B0PTC RESET FUSE 60V 421MA RADIAL |
6,595 | - |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 421 mA | 560 mA | 4 A | - | - | - | 3.3 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.366" Dia x 0.138" T (9.30mm x 3.50mm) | 0.563" (14.30mm) | - | 0.197" (5.00mm) |
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PTGL12AS2R2K4B51B0PTC RESET FUSE 60V 556MA RADIAL |
5,725 | - |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 556 mA | 739 mA | 5 A | - | - | - | 2.2 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.453" Dia x 0.138" T (11.50mm x 3.50mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |
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PTGL04AS560K6B51B0PTC RESET FUSE 140V 94MA RADIAL |
6,837 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 140V | 94 mA | 125 mA | 500 mA | - | - | - | 56 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.177" Dia x 0.177" T (4.50mm x 4.50mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
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PTGL05AS270K6B51B0PTC RESET FUSE 140V 134MA RADIAL |
7,012 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 140V | 134 mA | 178 mA | 1 A | - | - | - | 27 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.217" Dia x 0.177" T (5.50mm x 4.50mm) | 0.413" (10.50mm) | - | 0.197" (5.00mm) |
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.
