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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MF-USMD020-2PTC RESET FUSE 30V 200MA 1210 |
5,015 | - |
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Datasheet | 1210 (3225 Metric) | Multifuse®, MF-USMD | Tape & Reel (TR) | Obsolete | Polymeric | 30V | 200 mA | 400 mA | 10 A | 20 ms | 400 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.033" (0.85mm) | - |
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MF-USMD110-2PTC RESET FUSE 6V 1.1A 1210 |
7,195 | - |
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Datasheet | 1210 (3225 Metric) | Multifuse®, MF-USMD | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1.1 A | 2.2 A | 40 A | 1 s | 50 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.019" (0.48mm) | - |
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MF-SMDF100-2PTC RESET FUSE 15V 1.1A 2018 |
2,929 | - |
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Datasheet | 2018 (5045 Metric), Concave | Multifuse®, MF-SMDF | Tape & Reel (TR) | Obsolete | Polymeric | 15V | 1.1 A | 2.2 A | 40 A | 500 ms | 100 mOhms | 390 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.200" L x 0.180" W (5.08mm x 4.58mm) | - | 0.049" (1.25mm) | - |
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SMD200F-2018-2PTC RESET FUSE 6V 2A 2SMD |
7,060 | - |
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Datasheet | 2-SMD | PolySwitch®, SMD | Tape & Reel (TR) | Active | Polymeric | 6V | 2 A | 4.2 A | 40 A | 3 s | 48 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.200" L x 0.180" W (5.08mm x 4.58mm) | - | 0.060" (1.52mm) | - |
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MF-RHT750-AP-14PTC 7.5A 16V RADIAL LEADED HI-TE |
8,514 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | Active | Polymeric | 16V | 7.5 A | 13.1 A | 100 A | 7 s | 9.4 mOhms | 22 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.862" (21.90mm) | - | 0.201" (5.10mm) |
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MF-RHT750-2-14PTC 7.5A 16V RADIAL LEADED HI-TE |
3,392 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | Active | Polymeric | 16V | 7.5 A | 13.1 A | 100 A | 7 s | 9.4 mOhms | 22 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.862" (21.90mm) | - | 0.201" (5.10mm) |
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CMF-SDP75-2PTC RESET FUSE 230V 70MA 4SMD |
5,417 | - |
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Datasheet | 4-SMD Cube | CMF-SDP | Tape & Reel (TR) | Active | Ceramic | 230V (600V Int) | 70 mA | 150 mA | 2.5 A | 120 ms | - | - | 75 Ohms | -40°C ~ 125°C | - | - | - | Surface Mount | 0.433" L x 0.354" W (11.00mm x 9.00mm) | - | 0.453" (11.50mm) | - |
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B59960C0120A051PTC RESET FUSE 80V 250MA RADIAL |
6,911 | - |
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Datasheet | Radial, Disc | B59960 | Tape & Reel (TR) | Active | Ceramic | 80V | 250 mA | 500 mA | 4.3 A | - | - | - | 5.6 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.433" Dia x 0.138" T (11.00mm x 3.50mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
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PTR016V1400-TRPTC RESET FUSE 16V 14A RADIAL |
8,303 | - |
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Datasheet | Radial, Disc | PTR016V | Tape & Reel (TR) | Active | Polymeric | 16V | 14 A | 23.8 A | 100 A | 9 s | 2 mOhms | 7 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.925" L x 0.122" W (23.50mm x 3.10mm) | 1.098" (27.90mm) | - | 0.394" (10.00mm) |
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PTR016V1100-TR1PTC RESET FUSE 16V 11A RADIAL |
2,781 | - |
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Datasheet | Radial, Disc | PTR016V | Tape & Reel (TR) | Active | Polymeric | 16V | 11 A | 18.7 A | 100 A | 7 s | 3 mOhms | 9 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.689" L x 0.122" W (17.50mm x 3.10mm) | 1.142" (29.00mm) | - | 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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RXEF135K-APPTC RESET FUSE 72V 1.35A RADIAL |
3,764 | - |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Cut Tape (CT) | Active | Polymeric | 72V | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.535" Dia x 0.118" T (13.58mm x 3.00mm) | 0.776" (19.70mm) | - | 0.199" (5.05mm) |
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B59975C0120A051PTC RESET FUSE 30V 450MA RADIAL |
4,648 | - |
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Datasheet | Radial, Disc | B59975 | Tape & Reel (TR) | Active | Ceramic | 30V | 450 mA | 900 mA | 3 A | - | - | - | 1.8 Ohms | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.354" Dia x 0.138" T (9.00mm x 3.50mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
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PTCTL4MR250GTEPTC RESET FUSE 220V 70MA RADIAL |
4,244 | - |
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Datasheet | Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 220V | 70 mA | 200 mA | 4 A | 2.5 s | - | - | 25 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.335" Dia x 0.197" T (8.50mm x 5.00mm) | 0.453" (11.50mm) | - | 0.197" (5.00mm) |
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PTCTL4MR350STEPTC RESET FUSE 600V 70MA RADIAL |
5,278 | - |
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Datasheet | Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 600V | 70 mA | 600 mA | 1 A | 3 s | - | - | 35 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.315" Dia x 0.197" T (8.00mm x 5.00mm) | 0.433" (11.00mm) | - | 0.197" (5.00mm) |
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PTCTZ3NR150KTEPTC RESET FUSE 300V 150MA 2SMD |
3,660 | - |
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Datasheet | 2-SMD | PTCTZ | Tape & Reel (TR) | Obsolete | Ceramic | 300V | 150 mA | 250 mA | 1.5 A | 1.5 s | - | - | 20 Ohms | - | - | - | - | Surface Mount | 0.283" L x 0.394" W (7.20mm x 10.00mm) | - | 0.142" (3.60mm) | - |
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PTCTZ3MR250HTEPTC RESET FUSE 265V 120MA 2SMD |
8,464 | - |
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Datasheet | 2-SMD | PTCTZ | Tape & Reel (TR) | Obsolete | Ceramic | 265V | 120 mA | 220 mA | 2 A | 1.3 s | - | - | 25 Ohms | - | - | - | - | Surface Mount | 0.283" L x 0.394" W (7.20mm x 10.00mm) | - | 0.142" (3.60mm) | - |
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MF-RHT1000-APPTC RESET FUSE 16V 10A RADIAL |
5,341 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bulk | Active | Polymeric | 16V | 10 A | 18.5 A | 100 A | 9 s | 6.2 mOhms | 15 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.689" L x 0.118" W (17.50mm x 3.00mm) | 1.051" (26.70mm) | - | 0.402" (10.20mm) |
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PTR030V0800-TRPTC RESET FUSE 30V 8A RADIAL |
7,314 | - |
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Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.150" (29.20mm) | - | 0.394" (10.00mm) |
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PTR030V0800-TR1PTC RESET FUSE 30V 8A RADIAL |
2,547 | - |
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Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.327" (33.70mm) | - | 0.394" (10.00mm) |
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.
