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-LR380PTC RESET FUSE 15V 3.8A STRAP |
1,949 | - |
|
Datasheet | Strap | Multifuse®, MF-LR | Bulk | Active | Polymeric | 15V | 3.8 A | 8.3 A | 100 A | 5 s | 13 mOhms | 37 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.984" L x 0.283" W (25.00mm x 7.20mm) | - | 0.039" (1.00mm) | - |
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PTCCL05H131EBEPTC RESET FUSE 60V 130MA RADIAL |
1,485 | - |
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Datasheet | Radial, Disc | PTCCL - 60V | Bulk | Active | Ceramic | 60V | 130 mA | 195 mA | 1.2 A | - | - | - | 25 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.197" Dia x 0.157" T (5.00mm x 4.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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0ZRV0025FF1B277 VAC RATED RADIAL LEAD PTC RE |
1,478 | - |
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Datasheet | Radial, Disc | 0ZRV | Bulk | Active | Ceramic | 277V (305V Int) | 250 mA | 560 mA | 2.5 A | 18.5 s | 1.3 Ohms | 4.3 Ohms | - | -20°C ~ 85°C | - | - | AEC-Q200 | Through Hole | 0.350" L x 0.150" W (8.90mm x 3.80mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
|
PFRA.1100PTC RESET FUSE 16V 11A RADIAL |
1,013 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 16V | 11 A | 22 A | 100 A | 20 s | 3 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.953" L x 0.118" W (24.20mm x 3.00mm) | 1.295" (32.90mm) | - | 0.402" (10.20mm) |
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TRF250-120S-B-0.5PTC RESET FUSE 60V 120MA RADIAL |
1,955 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2.5 s | 4 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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MF-LSMF330/12X-22920 RESETTABLE SMD PPTC 3.3A/12 |
2,409 | - |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 12V | 3.3 A | - | - | - | - | - | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | - | - |
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PTCCL05H280HTEPTC RESET FUSE 265V 28MA RADIAL |
4,500 | - |
|
Datasheet | Radial, Disc | PTCCL - 265V | Tape & Reel (TR) | Active | Ceramic | 265V | 28 mA | 42 mA | 200 mA | - | - | - | 500 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.197" Dia x 0.217" T (5.00mm x 5.50mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
MF-USHT075KX-2PTC RESET FUSE 16V 750MA 1210 |
2,458 | - |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USHT | Tape & Reel (TR) | Active | Polymeric | 16V | 750 mA | 3.75 A | 20 A | 5 s | 100 mOhms | 1 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.047" (1.20mm) | - |
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MF-LSMF300/16X-22920 RESETTABLE SMD PPTC 3.0A/16 |
4,527 | - |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 16V | 3 A | - | - | - | - | - | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | - | - |
|
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MF-RHS750-0FUSE PTC RESET 7.5A 16V |
2,985 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHS | Bulk | Active | Polymeric | 16V | 7.5 A | 15 A | 100 A | 7 s | 0.0073 Ohms | 0.0168 Ohms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.465" L x 0.118" W (11.80mm x 3.00mm) | 0.957" (24.30mm) | - | 0.201" (5.10mm) |
|
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PTCCL09H191HBEPTC RESET FUSE 265V 190MA RADIAL |
1,597 | - |
|
Datasheet | Radial, Disc | PTCCL - 265V | Bulk | Active | Ceramic | 265V | 190 mA | 285 mA | 1 A | - | - | - | 18 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.335" Dia x 0.217" T (8.50mm x 5.50mm) | 0.532" (13.50mm) | - | 0.197" (5.00mm) |
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RHEF800PTC RESET FUSE 16V 8A RADIAL |
594 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 16V | 8 A | 15 A | 100 A | 8 s | 8 mOhms | 20 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 0.886" (22.50mm) | - | 0.199" (5.05mm) |
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PTCCL07H321DBEPTC RESET FUSE 30V 320MA RADIAL |
10,199 | - |
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Datasheet | Radial, Disc | PTCCL - 30V | Bulk | Active | Ceramic | 30V | 320 mA | 480 mA | 3.5 A | - | - | - | 5 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.276" Dia x 0.157" T (7.00mm x 4.00mm) | 0.472" (12.00mm) | - | 0.197" (5.00mm) |
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MF-NSHT075KX-2PTC RESET FUSE 12V 750MA 1206 |
2,954 | - |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSHT | Tape & Reel (TR) | Active | Polymeric | 12V | 750 mA | 3 A | 40 A | 5 s | 80 mOhms | 700 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.047" (1.20mm) | - |
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MF-FSHT010KX-20603 HIGH TEMP SMD POLYMER PTC 0 |
4,001 | - |
|
Datasheet | 0603 (1608 Metric), Concave | Multifuse®, MF-FSHT | Tape & Reel (TR) | Active | Polymeric | 12V | 100 mA | 500 mA | 40 A | 1.5 s | 900 mOhms | 8.5 Ohms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.065" L x 0.033" W (1.65mm x 0.85mm) | - | 0.026" (0.65mm) | - |
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MF-FSHT005KX-20603 HIGH TEMP SMD POLYMER PTC 0 |
3,291 | - |
|
Datasheet | 0603 (1608 Metric), Concave | Multifuse®, MF-FSHT | Tape & Reel (TR) | Active | Polymeric | 12V | 50 mA | 250 mA | 40 A | 1.5 s | 1.5 Ohms | 30 Ohms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.065" L x 0.033" W (1.65mm x 0.85mm) | - | 0.026" (0.65mm) | - |
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MF-LSMF330/16X-22920 RESETTABLE SMD PPTC 3.3A/16 |
2,942 | - |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 16V | 3.3 A | - | - | - | - | - | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | - | - |
|
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MF-LSMF600/12X-22920 RESETTABLE SMD PPTC 6.0A/12 |
2,735 | - |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 12V | 6 A | - | - | - | - | - | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | - | - |
|
MF-MSHT110KX-21812 HIGH TEMP SMD POLYMER PTC 1 |
1,948 | - |
|
Datasheet | 1812 (4532 Metric), Concave | Multifuse® MF-MSHT | Tape & Reel (TR) | Active | Polymeric | 16V | 1.1 A | 5.5 A | 40 A | 5 s | 50 mOhms | 450 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.047" (1.20mm) | - |
|
|
MF-MSHT050KX-21812 HIGH TEMP SMD POLYMER PTC 0 |
1,187 | - |
|
Datasheet | 1812 (4532 Metric), Concave | Multifuse® MF-MSHT | Tape & Reel (TR) | Active | Polymeric | 30V | 500 mA | 2.5 A | 40 A | 100 ms | 180 mOhms | 1.6 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.033" (0.85mm) | - |
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.
