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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250R145-RBUPTC RESET FUSE 60V 145MA RADIAL |
9,375 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 4.5 Ohms | 14 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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600R150-RBFPTC RESET FUSE 60V 150MA RADIAL |
6,323 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 150 mA | 300 mA | 3 A | 3 s | 9 Ohms | 22 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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600R160-R1FPTC RESET FUSE 60V 160MA RADIAL |
9,492 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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600R160FPTC RESET FUSE 60V 160MA RADIAL |
2,492 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 18 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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600R160-RAFPTC RESET FUSE 60V 160MA RADIAL |
5,981 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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600R160-RAURPTC RESET FUSE 60V 160MA RADIAL |
4,433 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 600R | Tape & Box (TB) | Obsolete | Polymeric | 60V (600V Int) | 160 mA | 320 mA | 3 A | 10 s | 4 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.630" L x 0.236" W (16.00mm x 6.00mm) | 0.496" (12.60mm) | - | 0.201" (5.10mm) |
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250R145TUPTC RESET FUSE 60V 145MA RADIAL |
2,222 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 5.4 Ohms | 14 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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250R180TFPTC RESET FUSE 60V 180MA RADIAL |
3,811 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 180 mA | 650 mA | 10 A | 21 s | 1.4 Ohms | 4.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.374" Dia x 0.181" T (9.50mm x 4.60mm) | 0.472" (12.00mm) | - | 0.201" (5.10mm) |
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250R145UPTC RESET FUSE 60V 145MA RADIAL |
2,387 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 3 Ohms | 14 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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250R145TZRPTC RESET FUSE 60V 145MA RADIAL |
6,506 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 250R | Tape & Box (TB) | Obsolete | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 5.4 Ohms | 14 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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16R160BUPTC RESET FUSE 16V 1.6A RADIAL |
7,368 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, USBR | Bulk | Obsolete | Polymeric | 16V | 1.6 A | 3.2 A | 40 A | 9 s | 30 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
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16R185BUPTC RESET FUSE 16V 1.85A RADIAL |
7,324 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, USBR | Bulk | Obsolete | Polymeric | 16V | 1.85 A | 3.7 A | 40 A | 10 s | 30 mOhms | 90 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.118" W (10.20mm x 3.00mm) | 0.618" (15.70mm) | - | 0.201" (5.10mm) |
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16R250BUPTC RESET FUSE 16V 2.5A RADIAL |
4,514 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, USBR | Bulk | Obsolete | Polymeric | 16V | 2.5 A | 5 A | 40 A | 40 s | 20 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.201" (5.10mm) |
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16R135BUPTC RESET FUSE 16V 1.35A RADIAL |
6,600 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, USBR | Bulk | Obsolete | Polymeric | 16V | 1.35 A | 2.7 A | 40 A | 4.5 s | 40 mOhms | 120 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.201" (5.10mm) |
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16R090BUPTC RESET FUSE 16V 900MA RADIAL |
9,458 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, USBR | Bulk | 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) |
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16R110BUPTC RESET FUSE 16V 1.1A RADIAL |
9,491 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, USBR | Bulk | Obsolete | Polymeric | 16V | 1.1 A | 2.2 A | 40 A | 2.3 s | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.201" (5.10mm) |
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PTCTT95R200GTEPTC RESET FUSE 240V 90MA 4SMD |
9,079 | - |
|
Datasheet | 4-SMD | - | Tape & Reel (TR) | Active | Ceramic | 240V | 90 mA | 200 mA | 8 A | 2 s | - | - | 20 Ohms | -40°C ~ 85°C | - | - | - | Surface Mount | 0.354" L x 0.283" W (9.00mm x 7.20mm) | - | 0.272" (6.90mm) | - |
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PTCTT95R250GTEPTC RESET FUSE 240V 100MA 4SMD |
6,925 | - |
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Datasheet | 4-SMD | - | Tape & Reel (TR) | Active | Ceramic | 240V | 100 mA | 200 mA | 4 A | 2 s | - | - | 25 Ohms | -40°C ~ 85°C | - | - | - | Surface Mount | 0.354" L x 0.283" W (9.00mm x 7.20mm) | - | 0.272" (6.90mm) | - |
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PTCTT95R350GTEPTC RESET FUSE 240V 100MA 4SMD |
5,388 | - |
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Datasheet | 4-SMD | - | Tape & Reel (TR) | Active | Ceramic | 240V | 100 mA | 200 mA | 4 A | 1.5 s | - | - | 35 Ohms | -40°C ~ 85°C | - | - | - | Surface Mount | 0.354" L x 0.283" W (9.00mm x 7.20mm) | - | 0.272" (6.90mm) | - |
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LVR075SPTC RESET FUSE 240V 750MA RADIAL |
4,165 | - |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Obsolete | Polymeric | 240V (265V Int) | 750 mA | 1.5 A | 7.5 A | 18 s | 316 mOhms | 839 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.450" L x 0.189" W (11.43mm x 4.80mm) | 0.921" (23.40mm) | - | 0.200" (5.08mm) |
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.
