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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PTGL12AS0R8K2B51A0PTC RESET FUSE 30V 867MA RADIAL |
6,801 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 30V | 867 mA | 1.153 A | 7 A | - | - | - | 800 mOhms | -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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PTGL12AS1R2K3B51A0PTC RESET FUSE 51V 749MA RADIAL |
3,802 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 51V | 749 mA | 996 mA | 5 A | - | - | - | 1.2 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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PTGL05AR331M7A52B0PTC RESET FUSE 330OHM 120C |
2,998 | - |
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Datasheet | Radial, Disc | Posistor® | Bulk | Obsolete | Ceramic | - | - | - | - | - | - | - | 330 mOhms | - | - | - | - | Through Hole | - | - | - | - |
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PTGL10ARR27M1B51B0PTC RESET FUSE 16V 1.025A RADIAL |
6,574 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 16V | 1.025 A | 1.9 A | 8 A | - | - | - | 270 mOhms | -10°C ~ 60°C | - | - | - | Through Hole | 0.398" Dia x 0.138" T (10.10mm x 3.50mm) | 0.591" (15.00mm) | - | 0.197" (5.00mm) |
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PTGL09AR250H8B52A0PTC RESET FUSE 265V 150MA RADIAL |
8,648 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 265V | 150 mA | 290 mA | 1 A | - | - | - | 25 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.394" Dia x 0.236" T (10.00mm x 6.00mm) | 0.630" (16.00mm) | - | 0.197" (5.00mm) |
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PTGL07AR650H8B52B0PTC RESET FUSE 265V 84MA RADIAL |
4,568 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 265V | 84 mA | 162 mA | 1 A | - | - | - | 65 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.315" Dia x 0.236" T (8.00mm x 6.00mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
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PTGL09AS120K6B51B0PTC RESET FUSE 140V 244MA RADIAL |
5,329 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 140V | 244 mA | 324 mA | 2 A | - | - | - | 12 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.366" Dia x 0.177" T (9.30mm x 4.50mm) | 0.563" (14.30mm) | - | 0.197" (5.00mm) |
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PTGL12AR5R6H4B71B0PTC RESET FUSE 80V 350MA RADIAL |
8,101 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 80V | 350 mA | 650 mA | 4.3 A | - | - | - | 5.6 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.472" Dia x 0.177" W (12.00mm x 4.50mm) | 0.709" (18.00mm) | - | 0.295" (7.50mm) |
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PTGLCSAS2R2K4B51A0PTC RESET FUSE 60V 556MA RADIAL |
9,164 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 556 mA | 739 mA | 5 A | - | - | - | 2.2 Ohms | -30°C ~ 125°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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PTGLCSAS1R2K3B51A0PTC RESET FUSE 51V 749MA RADIAL |
8,736 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 51V | 749 mA | 996 mA | 5 A | - | - | - | 1.2 Ohms | -30°C ~ 125°C | - | - | - | Through Hole | 0.453" Dia x 0.138" T (11.50mm x 3.50mm) | 0.650" (16.50mm) | - | 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.
