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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PTGL07AS201M0N51B0PTC RESET FUSE |
4,449 |
|
Datasheet | - | * | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
PTR030V0300-TR1PTC RESET FUSE 30V 3A RADIAL |
5,142 |
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Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 3 A | 6 A | 40 A | 10.8 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.858" (21.80mm) | - | 0.197" (5.00mm) |
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PTGL10AR3R9M3B51A0PTC RESET FUSE 56V 390MA RADIAL |
2,367 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 56V | 390 mA | 680 mA | 2 A | - | - | - | 3.9 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.413" Dia x 0.157" T (10.50mm x 4.00mm) | 0.650" (16.50mm) | - | 0.197" (5.00mm) |
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1206L075WRPTC RESET FUSE 8V 750MA 1206 |
2,407 |
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Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Obsolete | Polymeric | 8V | 750 mA | 1.5 A | 100 A | 200 ms | 90 mOhms | 290 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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06R075BPRPTC RESET FUSE 6V 750MA RADIAL |
2,937 |
|
Datasheet | Radial, Disc | POLY-FUSE®, USBR | Cut Tape (CT) | Obsolete | Polymeric | 6V | 750 mA | 1.3 A | 40 A | 400 ms | 100 mOhms | 230 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.272" Dia x 0.118" T (6.90mm x 3.00mm) | 0.449" (11.40mm) | - | 0.201" (5.10mm) |
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PTGL7SAS1R8K2B51B0PTC RESET FUSE 30V 532MA RADIAL |
5,463 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 30V | 532 mA | 708 mA | 5 A | - | - | - | 1.8 Ohms | -30°C ~ 125°C | - | - | - | Through Hole | 0.287" Dia x 0.138" T (7.30mm x 3.50mm) | 0.484" (12.30mm) | - | 0.197" (5.00mm) |
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RF5034-000MICROASMDCH075F-2 |
8,503 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 16V | 750 mA | 2.25 A | 20 A | 100 ms | 100 mOhms | 680 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.024" (0.60mm) | - |
|
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RF5031-000MICROASMDCH150F-2 |
8,128 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 12V | 1.5 A | 4.5 A | 40 A | 1 s | 25 mOhms | 250 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.055" (1.40mm) | - |
|
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RF5032-000MICROASMDCH125F-2 |
5,129 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 12V | 1.25 A | 3.75 A | 40 A | 1 s | 30 mOhms | 300 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.055" (1.40mm) | - |
|
|
RF5033-000MICROASMDCH110F-2 |
7,264 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 12V | 1.25 A | 3.75 A | 40 A | 1 s | 30 mOhms | 300 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.041" (1.05mm) | - |
|
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MF-RG800-0-14PTC RESETTABLE 8A 16V RADIAL LEA |
2,934 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | 8 A | 13.6 A | 100 A | 5 s | 5.6 mOhms | 17.5 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.500" L x 0.118" W (12.70mm x 3.00mm) | 0.823" (20.90mm) | - | 0.201" (5.10mm) |
|
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MF-R1100-0-14PTC RESETTABLE 1.1A 16V RADIAL L |
6,876 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 16V | 11 A | 22 A | 100 A | 20 s | 3 mOhms | 14 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | 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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MF-RG700-AP-14PTC RESETTABLE 7A 16V RADIAL LEA |
7,579 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Tape & Box (TB) | Active | Polymeric | 16V | 7 A | 11.9 A | 100 A | 3.5 s | 7.7 mOhms | 20 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.776" (19.70mm) | - | 0.201" (5.10mm) |
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MF-RG700-2-14PTC RESETTABLE 7A 16V RADIAL LEA |
7,269 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Tape & Reel (TR) | Active | Polymeric | 16V | 7 A | 11.9 A | 100 A | 3.5 s | 7.7 mOhms | 20 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.776" (19.70mm) | - | 0.201" (5.10mm) |
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MF-RHT700-AP-14PTC 7.0A 16V RADIAL LEADED HI-TE |
3,606 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | Active | Polymeric | 16V | 7 A | 13 A | 100 A | 7 s | 10 mOhms | 25 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.862" (21.90mm) | - | 0.201" (5.10mm) |
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MF-RHT700-2-14PTC 7.0A 16V RADIAL LEADED HI-TE |
2,226 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | Active | Polymeric | 16V | 7 A | 13 A | 100 A | 7 s | 10 mOhms | 25 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.862" (21.90mm) | - | 0.201" (5.10mm) |
|
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MF-R900-0-14PTC RESETTABLE 9.0A 30V RADIAL L |
6,311 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 9 A | 18 A | 40 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | 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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0ZRS0300FF2BPTC RESET FUSE 32V 3A RADIAL |
6,877 |
|
Datasheet | Radial, Disc | 0ZRS | Tape & Reel (TR) | Active | Ceramic | 32V | 3 A | 6 A | 100 A | 5 s | 35 mOhms | 110 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.402" L x 0.150" W (10.20mm x 3.80mm) | 0.610" (15.50mm) | - | 0.201" (5.10mm) |
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PTGL07AS150K6B51A0PTC RESET FUSE 140V 187MA RADIAL |
5,455 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 140V | 187 mA | 249 mA | 1.5 A | - | - | - | 15 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.287" Dia x 0.177" T (7.30mm x 4.50mm) | 0.484" (12.30mm) | - | 0.197" (5.00mm) |
|
|
PTGL10AR3R9M3P51A0PTC RESET FUSE 56V 260MA RADIAL |
4,644 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 56V | 260 mA | 470 mA | 2 A | - | - | - | 3.9 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.413" Dia x 0.157" T (10.50mm x 4.00mm) | 0.650" (16.50mm) | - | 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.
