PTC Resettable Fuses
Explore PTC Resettable Fuses parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | 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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1812L260/16MRPTC RESET FUSE 16V 2.6A 1812 |
8,508 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 16V | 2.6 A | 5 A | 100 A | 5 s | 15 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.186" L x 0.131" W (4.72mm x 3.33mm) | - | 0.079" (2.00mm) | - |
|
PTCCL07H111HBEPTC RESET FUSE 265V 110MA RADIAL |
341 |
|
Datasheet | Radial, Disc | PTCCL - 265V | Bulk | Active | Ceramic | 265V | 110 mA | 165 mA | 650 mA | - | - | - | 48 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.276" Dia x 0.217" T (7.00mm x 5.50mm) | 0.472" (12.00mm) | - | 0.197" (5.00mm) |
|
NANOASMDCH035F/30-2PTC RESET FUSE 30V 350MA 1206 |
8,431 |
|
Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, ASMD | Tape & Reel (TR) | Active | Polymeric | 30V | 350 mA | 1.75 A | 20 A | 200 ms | 400 mOhms | 2.2 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.062" W (3.20mm x 1.58mm) | - | 0.045" (1.14mm) | - |
|
3425L300/36MR3425L PPTC |
4,218 |
|
Datasheet | Nonstandard SMD | 3425L | Tape & Reel (TR) | Active | Polymeric | 36V | 3 A | 6 A | 20 A | 20 s | 10 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.341" L x 0.250" W (8.65mm x 6.35mm) | - | 0.055" (1.40mm) | - |
|
|
3425L200/60MR3425L PPTC |
2,134 |
|
Datasheet | Nonstandard SMD | 3425L | Tape & Reel (TR) | Active | Polymeric | 60V | 2 A | 4 A | 20 A | 10 s | 40 mOhms | 200 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.341" L x 0.250" W (8.65mm x 6.35mm) | - | 0.071" (1.80mm) | - |
|
B59607A0120A062PTC RESET FUSE 30V 70MA 1210 |
10,411 |
|
Datasheet | 1210 (3225 Metric) | B59607 | Tape & Reel (TR) | Active | Ceramic | 30V | 70 mA | 130 mA | 400 mA | - | - | - | 55 Ohms | -20°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.098" W (3.20mm x 2.50mm) | - | 0.071" (1.80mm) | - |
|
B59907A0120A062PTC RESET FUSE 400V 12MA 1210 |
10,242 |
|
Datasheet | 1210 (3225 Metric) | B59907 | Tape & Reel (TR) | Active | Ceramic | 400V | 12 mA | 22 mA | 150 mA | - | 640 Ohms | 1.5 kOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.098" W (3.20mm x 2.50mm) | - | 0.071" (1.80mm) | - |
|
LR4-450FPTC RESET FUSE 20V 4.5A STRAP |
6,004 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 20V | 4.5 A | 8.9 A | 100 A | 5 s | 11 mOhms | 28 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.984" L x 0.413" W (25.00mm x 10.50mm) | - | 0.039" (1.00mm) | - |
|
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B59707A0120A062PTC RESET FUSE 80V 50MA 1210 |
32,036 |
|
Datasheet | 1210 (3225 Metric) | B59707 | Tape & Reel (TR) | Active | Ceramic | 80V | 50 mA | 90 mA | 300 mA | - | - | - | 125 Ohms | -20°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.098" W (3.20mm x 2.50mm) | - | 0.071" (1.80mm) | - |
|
B59807A0090A062PTC RESET FUSE 265V 15MA 1210 |
21,168 |
|
Datasheet | 1210 (3225 Metric) | B59807 | Tape & Reel (TR) | Active | Ceramic | 265V | 15 mA | 40 mA | 200 mA | - | - | - | 400 Ohms | -20°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.098" W (3.20mm x 2.50mm) | - | 0.071" (1.80mm) | - |
|
NANOSMDCH030F/24-02PTC RESET FUSE 24V 300MA 1206 |
12,722 |
|
Datasheet | 1206 (3216 Metric) | PolySwitch®, nanoSMD | Tape & Reel (TR) | Active | Polymeric | 24V | 300 mA | 820 mA | 10 A | 100 ms | 500 mOhms | 1.95 Ohms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.134" L x 0.071" W (3.40mm x 1.80mm) | - | 0.049" (1.25mm) | - |
|
LVR075S-240PTC RESET FUSE 240V 750MA RADIAL |
6,626 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | Active | 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) |
|
MF-LSMF300/24X-2PTC RESET FUSE 24V 3A 2920 |
4,389 |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 24V | 3 A | 5.2 A | 20 A | 5 s | 20 mOhms | 75 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.289" L x 0.202" W (7.36mm x 5.12mm) | - | 0.063" (1.60mm) | - |
|
LVR055SPTC RESET FUSE 240V 550MA RADIAL |
1,000 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bulk | 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) | 0.854" (21.70mm) | - | 0.200" (5.08mm) |
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RUEF900PTC RESET FUSE 30V 9A RADIAL |
5,738 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | 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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RXEF375PTC RESET FUSE 72V 3.75A RADIAL |
790 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.071" Dia x 0.118" T (27.20mm x 3.00mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
|
0805L075SLYRPTC RESET FUSE 6V 750MA 0805 |
23,696 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 50 A | 200 ms | 40 mOhms | 160 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.030" (0.75mm) | - |
|
AHEF500PTC RESET FUSE 32V 5A RADIAL |
2,201 |
|
Datasheet | Radial, Disc | PolySwitch®, AHEF | Bag | Active | Polymeric | 32V | 5 A | 10 A | 100 A | 9 s | 15 mOhms | 40 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.150" W (14.00mm x 3.80mm) | 0.949" (24.10mm) | - | 0.199" (5.05mm) |
|
RKEF500PTC RESET FUSE 60V 5A RADIAL |
11,046 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 5 A | 10 A | 40 A | 28 s | 12 mOhms | 50 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) |
|
MF-FSML035/8-2PTC RESET FUSE 8V 350MA 0603 |
5,221 |
|
Datasheet | 0603 (1608 Metric), Concave | Multifuse®, MF-FSML | Tape & Reel (TR) | Active | Polymeric | 8V | 350 mA | 750 mA | 50 A | 10 ms | 80 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.065" L x 0.033" W (1.65mm x 0.85mm) | - | 0.028" (0.70mm) | - |
Frequently Asked Questions
What are PTC Resettable Fuses components used for?
PTC Resettable Fuses components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right PTC Resettable Fuses part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find PTC Resettable Fuses parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
