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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B59880C0160A070PTC RESET FUSE 160V 70MA RADIAL |
1,252 | - |
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Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 160V | 70 mA | 140 mA | 400 mA | - | - | - | 70 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.256" Dia x 0.197" T (6.50mm x 5.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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LR4-550FPTC RESET FUSE 20V 5.5A STRAP |
190 | - |
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Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 20V | 5.5 A | 10.5 A | 100 A | 5 s | 9 mOhms | 22 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.417" L x 0.283" W (36.00mm x 7.20mm) | - | 0.039" (1.00mm) | - |
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MF-RM055/240-2PTC RESET FUSE 240V 550MA RADIAL |
8,016 | - |
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Datasheet | Radial, Disc | Multifuse®, MF-RM | Tape & Reel (TR) | Active | Polymeric | 240V (265V Int) | 550 mA | 1.25 A | 7 A | 26 s | 450 mOhms | 1.45 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.161" W (14.00mm x 4.10mm) | 0.882" (22.40mm) | - | 0.114" (2.90mm) |
.jpg "MF-PSML125/12-2")
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MF-PSML125/12-2PTC RESET FUSE 12V 1.25A 0805 |
3,842 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 1.25 A | 2.5 A | 50 A | 400 ms | 20 mOhms | 160 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.028" (0.70mm) | - |
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1210L010/90WR1210L |
1,329 | - |
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Datasheet | 1210 (3225 Metric), Concave | PolySwitch® 1210L | Tape & Reel (TR) | Active | Polymeric | 90V | 100 mA | 250 mA | 10 A | 300 ms | 1.5 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.049" (1.25mm) | - |
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1210L020/72WRPOLYSWITCH RESETTABLE PPTC |
722 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 72V | 200 mA | 400 mA | 10 A | 500 ms | 800 mOhms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.039" (1.00mm) | - |
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0ZRP0500FF1APTC RESET FUSE 60V 5A RADIAL |
531 | - |
|
Datasheet | Radial, Disc | 0ZRP | Bulk | Active | Polymeric | 60V | 5 A | 10 A | 40 A | 28 s | 12 mOhms | 50 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.949" L x 0.142" W (24.10mm x 3.60mm) | 1.142" (29.00mm) | - | 0.402" (10.20mm) |
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1210L035/60PRPOLYSWITCH RESETTABLE PPTC |
518 | - |
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Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 60V | 350 mA | 700 mA | 10 A | 1 s | 320 mOhms | 1.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.059" (1.50mm) | - |
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B59970C0080A070PTC RESET FUSE 80V 90MA RADIAL |
485 | - |
|
Datasheet | Radial, Disc | B59970 | Bulk | Active | Ceramic | 80V | 90 mA | 190 mA | 3 A | - | - | - | 9.4 Ohms | -40°C ~ 85°C | - | - | - | 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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B59960C0130A070PTC RESET FUSE 80V 250MA RADIAL |
246 | - |
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Datasheet | Radial, Disc | B59960 | Bulk | Active | Ceramic | 80V | 250 mA | 380 mA | 3 A | - | - | - | 8 Ohms | -40°C ~ 125°C | - | - | - | 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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MF-PSML150/12-2PTC RESET FUSE 12V 1.5A 0805 |
118 | - |
|
Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 1.5 A | 3 A | 50 A | 500 ms | 15 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.028" (0.70mm) | - |
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B59884C0120A070PTC RESET FUSE 420V 21MA RADIAL |
3,142 | - |
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Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 420V | 21 mA | 39 mA | 200 mA | - | - | - | 600 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.256" Dia x 0.197" T (6.50mm x 5.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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60R185XMRPTC RESET FUSE 60V 1.85A RADIAL |
6,212 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 60R | Cut Tape (CT) | Active | Polymeric | 60V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.660" Dia x 0.122" T (16.76mm x 3.10mm) | 0.906" (23.00mm) | - | 0.201" (5.10mm) |
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30R500UFPTC RESET FUSE 30V 5A RADIAL |
11,269 | - |
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Datasheet | Radial, Disc | POLY-FUSE®, 30R | Bulk | Active | Polymeric | 30V | 5 A | 10 A | 40 A | 14.5 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 1.008" (25.60mm) | - | 0.402" (10.20mm) |
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1206L110SLYRPTC RESET FUSE 6V 1.1A 1206 |
7,394 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.1 A | 2.2 A | 50 A | 300 ms | 15 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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MF-PSML075/12-2PTC RESET FUSE 12V 750MA 0805 |
9,995 | - |
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Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 750 mA | 1.5 A | 50 A | 200 ms | 40 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.028" (0.70mm) | - |
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RUEF900-2PTC RESET FUSE 30V 9A RADIAL |
7,369 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | Active | Polymeric | 30V | 9 A | 18 A | 100 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.949" L x 0.118" W (24.10mm x 3.00mm) | 1.142" (29.00mm) | - | 0.400" (10.15mm) |
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MF-PSML110/12-2PTC RESET FUSE 12V 1.1A 0805 |
3,863 | - |
|
Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 1.1 A | 2.2 A | 50 A | 300 ms | 30 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.028" (0.70mm) | - |
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0ZRE0150FF1APTC RESET FUSE 240V 1.5A RADIAL |
1,770 | - |
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Datasheet | Radial, Disc | 0ZRE | Bulk | Active | Polymeric | 240V | 1.5 A | 3 A | 15 A | 23 s | 120 mOhms | 320 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.921" Dia x 0.210" T (23.40mm x 5.30mm) | 1.217" (30.90mm) | - | 0.402" (10.20mm) |
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PTCCL13H451FBEPTC RESET FUSE 145V 450MA RADIAL |
777 | - |
|
Datasheet | Radial, Disc | PTCCL - 145V | Bulk | Active | Ceramic | 145V | 450 mA | 675 mA | 5 A | - | - | - | 3.8 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.492" Dia x 0.197" T (12.50mm x 5.00mm) | 0.689" (17.50mm) | - | 0.197" (5.00mm) |
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.
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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.
