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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1210L350SLWRPTC RESET FUSE 6V 3.5A 1210 |
426 |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 3.5 A | 7 A | 50 A | 2 s | 3 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.028" (0.70mm) | - |
|
1210L500/12SLWRPTC RESET FUSE 5.0A 12V 1210 |
6,653 |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 5 A | 10 A | 50 A | 2 s | 1 mOhms | 12 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.055" (1.40mm) | - |
|
1206L450SLWRPTC RESET FUSE 6V 4.5A 1206 |
6,642 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 4.5 A | 9 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) | - | 0.047" (1.20mm) | - |
|
NANOSMDH075F-02PTC RESET FUSE 6V 750MA 1206 |
2,582 |
|
Datasheet | 1206 (3216 Metric) | PolySwitch®, nanoSMD | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 2 A | 10 A | 100 ms | 100 mOhms | 360 mOhms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.039" (1.00mm) | - |
|
0805L300SLWRPTC RESET FUSE 6V 3A 0805 |
3,664 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 3 A | 6 A | 50 A | 5 s | 3 mOhms | 30 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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1206L300/12SLYRPTC RESET FUSE 3.0A 12V 1206 |
2,527 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 3 A | 6 A | 50 A | 4 s | 3 mOhms | 30 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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1206L500/12SLPRPTC RESET FUSE 5.0A 12V 1206 |
1,462 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 5 A | 10 A | 50 A | 2 s | 1 mOhms | 12 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.055" (1.40mm) | - |
|
B59751C0120A070PTC RESET FUSE 440V 87MA RADIAL |
19,064 |
|
Datasheet | Radial, Disc | B59751 | Bulk | Active | Ceramic | 440V | 87 mA | 173 mA | 4 A | - | - | - | 50 Ohms | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.512" Dia x 0.295" T (13.00mm x 7.50mm) | 0.709" (18.00mm) | - | 0.197" (5.00mm) |
|
60R250XFPTC RESET FUSE 60V 2.5A RADIAL |
567 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Bulk | Active | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.785" Dia x 0.122" T (19.93mm x 3.10mm) | 1.032" (26.20mm) | - | 0.402" (10.20mm) |
|
B59935C0120A070PTC RESET FUSE 30V 1.8A RADIAL |
1,636 |
|
Datasheet | Radial, Disc | B59935 | Bulk | Active | Ceramic | 30V | 1.8 A | 3.6 A | 10 A | - | - | - | 300 mOhms | -40°C ~ 85°C | - | - | - | Through Hole | 0.866" Dia x 0.138" T (22.00mm x 3.50mm) | 1.004" (25.50mm) | - | 0.197" (5.00mm) |
|
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B59830C0120A070PTC RESET FUSE 265V 460MA RADIAL |
639 |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 265V | 460 mA | 920 mA | 7 A | - | - | - | 3.7 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.866" Dia x 0.197" T (22.00mm x 5.00mm) | 1.004" (25.50mm) | - | 0.197" (5.00mm) |
|
SMDC310F/18-02PTC RESET FUSE 18V 3.1A 2920 |
964 |
|
Datasheet | 2920 (7351 Metric), Concave | SMDC | Tape & Reel (TR) | Active | Polymeric | 18V | 3.1 A | 6 A | 50 A | 25 s | - | - | - | - | - | - | - | Surface Mount | 0.295" L x 0.201" W (7.50mm x 5.10mm) | - | 0.067" (1.70mm) | - |
|
CL20 7R0120PTC RESET FUSE 350V 850MA RADIAL |
345 |
|
Datasheet | Radial, Disc | - | Bulk | Active | - | 350V | 850 mA | 1.6 A | - | - | - | - | 7 Ohms | - | - | - | - | Through Hole | 0.827" Dia x 0.236" T (21.00mm x 6.00mm) | - | - | 0.307" (7.80mm) |
|
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0805L110WRPTC RESET FUSE 6V 1.1A 0805 |
6,714 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, 0805L | Tape & Reel (TR) | Active | Polymeric | 6V | 1.1 A | 2 A | 100 A | 100 ms | 50 mOhms | 160 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.043" (1.10mm) | - |
|
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0805L075WRPTC RESET FUSE 6V 750MA 0805 |
3,488 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, 0805L | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 40 A | 200 ms | 90 mOhms | 350 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.030" (0.75mm) | - |
|
16R1400GHPTC RESET FUSE 16V 14A RADIAL |
10,724 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 16R | Bulk | Active | Polymeric | 16V | 14 A | 23.8 A | 100 A | 9 s | 2.6 mOhms | 6.4 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.925" L x 0.138" W (23.50mm x 3.50mm) | 1.098" (27.90mm) | - | 0.402" (10.20mm) |
|
0402L075SLKRPTC 6V POLYFUSE SMT 0402 SL 0.75 |
34,844 |
|
Datasheet | 0402 (1005 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 40 A | 100 ms | 30 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.024" (0.60mm) | - |
|
YS4020PTC RESET FUSE 1.0KV RADIAL DISC |
888 |
|
Datasheet | Radial, Disc | YS | Bulk | Active | Ceramic | 1.0kV | - | - | - | - | - | - | 1.1 kOhms | -20°C ~ 60°C | - | - | - | Through Hole | 0.315" Dia x 0.236" T (8.00mm x 6.00mm) | 0.472" (12.00mm) | - | 0.295" (7.50mm) |
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1206L110/12SLYRPTC RESET FUSE 12V 1.1A 1206 |
2,918 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 12V | 1.1 A | 2.2 A | 50 A | 300 ms | 15 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.033" (0.85mm) | - |
|
YQS8065PTC RESET FUSE 265V 168MA RADIAL |
5,798 |
|
Datasheet | Radial, Disc | YM | Bulk | Active | Ceramic | 265V | 168 mA | 265 mA | 1.3 A | - | - | - | 20 Ohms | 0°C ~ 55°C | - | - | - | Through Hole | 0.374" Dia x 0.177" T (9.50mm x 4.50mm) | 0.591" (15.00mm) | - | 0.197" (5.00mm) |
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.
