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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0805L150SLYRPTC RESET FUSE 6V 1.5A 0805 |
4,115 |
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Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.5 A | 3 A | 50 A | 500 ms | 15 mOhms | 65 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.030" (0.75mm) | - |
 Concave.jpg "0603L150SLYR")
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0603L150SLYRPTC RESET FUSE 6V 1.5A 0603 |
2,283 |
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Datasheet | 0603 (1608 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.5 A | 3 A | 50 A | 500 ms | 7 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.039" (1.00mm) | - |
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1812L020/60DRPTC RESET FUSE 60V 200MA 1812 |
9,304 |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 60V | 200 mA | 400 mA | 40 A | 2 s | 1.4 Ohms | 4.4 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
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1812L200/12DRPTC RESET FUSE 12V 2A 1812 |
2,100 |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 12V | 2 A | 3.5 A | 100 A | 2 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.047" (1.20mm) | - |
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2920L330/24MRPTC RESET FUSE 24V 3.3A 2920 |
10,514 |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 24V | 3.3 A | 5.5 A | 40 A | 5 s | 15 mOhms | 55 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.079" (2.00mm) | - |
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0603L050SLYRPTC RESET FUSE 6V 500MA 0603 |
15,351 |
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Datasheet | 0603 (1608 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 500 mA | 1 A | 50 A | 100 ms | 70 mOhms | 350 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.030" (0.75mm) | - |
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0603L075SLYRPTC RESET FUSE 6V 750MA 0603 |
13,493 |
|
Datasheet | 0603 (1608 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 50 A | 200 ms | 20 mOhms | 165 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.030" (0.75mm) | - |
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0603L175SLYRPTC RESET FUSE 6V 1.75A 0603 |
6,392 |
|
Datasheet | 0603 (1608 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.75 A | 3.5 A | 50 A | 600 ms | 5 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.039" (1.00mm) | - |
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1206L175SLYRPTC RESET FUSE 6V 1.75A 1206 |
6,371 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.75 A | 3.5 A | 50 A | 400 ms | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.071" (1.80mm) | - |
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1206L350SLTHYRPTC RESET FUSE 6V 3.5A 1206 |
5,592 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 3.5 A | 7 A | 50 A | 5 s | 3 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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1812L035/30DRPTC RESET FUSE 30V 350MA 1812 |
6,342 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 30V | 350 mA | 750 mA | 40 A | 150 ms | 400 mOhms | 1.7 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
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0402L020SLKRPTC RESET FUSE 6V 200MA 0402 |
48,447 |
|
Datasheet | 0402 (1005 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 200 mA | 500 mA | 40 A | 1 s | 100 mOhms | 1.25 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.024" (0.60mm) | - |
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0402L050SLKRPTC RESET FUSE 6V 500MA 0402 |
27,876 |
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Datasheet | 0402 (1005 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 500 mA | 1 A | 50 A | 100 ms | 40 mOhms | 400 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.024" (0.60mm) | - |
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0805L010/24YRPTC RESET FUSE 24V 100MA 0805 |
13,390 |
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Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, 0805L | Tape & Reel (TR) | Active | Polymeric | 24V | 100 mA | 300 mA | 100 A | 1.5 s | 1.5 Ohms | 6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.039" (1.00mm) | - |
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1206L600SLWRPTC RESET FUSE 6.0A 6V 1206 |
8,625 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 6 A | 12 A | 50 A | 2 s | 1 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.055" (1.40mm) | - |
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1206L260/12SLYRPTC RESET FUSE 2.6A 12V 1206 |
4,240 |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 2.6 A | 5 A | 50 A | 4 s | 3 mOhms | 55 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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1206L400SLWRPTC RESET FUSE 6V 4A 1206 |
3,599 |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 4 A | 8 A | 50 A | 2 s | 1 mOhms | 14 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.055" (1.40mm) | - |
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1206L400/12SLWRPTC RESET FUSE 4.0A 12V 1206 |
2,368 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 4 A | 8 A | 50 A | 2 s | 3 mOhms | 16 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.055" (1.40mm) | - |
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LR4-1300SSFPTC RESET FUSE 20V 13A STRAP |
32,365 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 20V | 13 A | 21.2 A | 100 A | 10 s | 3.5 mOhms | 9 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 2.520" L x 0.382" W (64.00mm x 9.70mm) | - | - | - |
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1812L300/24SLERPTC RESET FUSE 3.0A 24V 1812 |
5,413 |
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Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 24V | 3 A | 6 A | 50 A | 2 s | 1 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.032" (0.82mm) | - |
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.
