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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PFRY.375PTC RESET FUSE 72V 3.75A RADIAL |
5,340 |
|
Datasheet | Radial, Disc | PFRY | Bulk | Active | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.926" L x 0.118" W (23.51mm x 3.00mm) | 1.165" (29.60mm) | - | 0.402" (10.20mm) |
|
VTP110FPTC RESET FUSE 16V 1.1A STRAP |
5,170 |
|
Datasheet | Strap | PolySwitch®, VTP | Bulk | Active | Polymeric | 16V | 1.1 A | 2.7 A | 100 A | 5 s | 38 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.008" L x 0.114" W (25.60mm x 2.90mm) | - | 0.028" (0.70mm) | - |
|
MF-RX050/72-APPTC RESET FUSE 72V 500MA RADIAL |
7,830 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Cut Tape (CT) | Active | Polymeric | 72V | 500 mA | 1 A | 40 A | 4 s | 410 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.122" T (7.90mm x 3.10mm) | 0.539" (13.70mm) | - | 0.201" (5.10mm) |
|
RGEF600K-APPTC RESET FUSE 16V 6A RADIAL |
5,644 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Cut Tape (CT) | Active | Polymeric | 16V | 6 A | 10.2 A | 100 A | 3.3 s | 10 mOhms | 28 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.421" L x 0.098" W (10.70mm x 2.50mm) | 0.709" (18.00mm) | - | 0.199" (5.05mm) |
|
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MF-RX065/72-2PTC RESET FUSE 72V 650MA RADIAL |
2,727 |
|
Datasheet | Radial, Disc | MF-RX/72 | Tape & Reel (TR) | Active | - | 72V | 650 mA | 1.3 A | 40 A | 5.3 s | - | - | - | - | - | - | - | Through Hole | 0.382" Dia x 0.122" W (9.70mm x 3.10mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
|
2920L260PRPTC RESET FUSE 6V 2.6A 2920 |
2,706 |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 6V | 2.6 A | 5 A | 40 A | 10 s | 25 mOhms | 75 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
AHRF1100PTC RESET FUSE 16V 11A RADIAL |
3,348 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 11 A | 21.2 A | 100 A | 11 s | 4.8 mOhms | 13 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.827" L x 0.118" W (21.00mm x 3.00mm) | 1.028" (26.10mm) | - | 0.400" (10.15mm) |
|
SMDH160-2PTC RESET FUSE 16V 1.6A 2SMD |
3,795 |
|
Datasheet | 2-SMD | PolySwitch®, SMD | Tape & Reel (TR) | Active | Polymeric | 16V | 1.6 A | 3.2 A | 70 A | 15 s | 50 mOhms | 150 mOhms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.343" L x 0.250" W (8.70mm x 6.36mm) | - | 0.118" (3.00mm) | - |
|
0ZRN0200FF2DPTC RESET FUSE 16V 2A RADIAL |
6,623 |
|
Datasheet | Radial, Disc | 0ZRN | Tape & Reel (TR) | Active | Polymeric | 16V | 2 A | 3.8 A | 100 A | 3 s | 45 mOhms | 110 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.370" Dia x 0.118" T (9.40mm x 3.00mm) | 0.567" (14.40mm) | - | 0.201" (5.10mm) |
|
TRF250-183-2PTC RESET FUSE 100V 183MA RADIAL |
5,073 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Tape & Reel (TR) | Active | Polymeric | 100V (250V Int) | 183 mA | 685 mA | 10 A | 1.8 s | 800 mOhms | 3.4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.295" Dia x 0.161" T (7.50mm x 4.10mm) | 0.413" (10.50mm) | - | 0.197" (5.00mm) |
|
TRF250-120US-2PTC RESET FUSE 60V 120MA RADIAL |
1,422 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Tape & Reel (TR) | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2 s | 6 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.236" L x 0.150" W (6.00mm x 3.80mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
AGRF600-2PTC RESET FUSE 16V 6A RADIAL |
3,498 |
|
Datasheet | Radial, Disc | PolySwitch®, AGRF | Tape & Reel (TR) | Active | Polymeric | 16V | 6 A | 10.7 A | 100 A | 3.5 s | 9.5 mOhms | 28 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.421" L x 0.118" W (10.70mm x 3.00mm) | 0.724" (18.40mm) | - | 0.199" (5.05mm) |
|
250R120ZRPTC RESET FUSE 60V 120MA RADIAL |
8,268 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Cut Tape (CT) | 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) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
|
AHRF450-2PTC RESET FUSE 16V 4.5A RADIAL |
4,847 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Tape & Reel (TR) | Active | Polymeric | 16V | 4.5 A | 8.7 A | 100 A | 4 s | 17 mOhms | 54 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.409" L x 0.122" W (10.40mm x 3.10mm) | 0.614" (15.60mm) | - | 0.200" (5.08mm) |
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VLR170FPTC RESET FUSE 12V 1.7A STRAP |
5,431 |
|
Datasheet | Strap | PolySwitch®, VLR | Bulk | Active | Polymeric | 12V | 1.7 A | 4.1 A | 100 A | 5 s | 18 mOhms | 64 mOhms | - | -40°C ~ 70°C | - | - | - | User Defined | 0.866" L x 0.146" W (22.00mm x 3.70mm) | - | 0.032" (0.80mm) | - |
|
PTSLR12066V500PTC RESET FUSE 6V 5A 1206 |
2,614 |
|
Datasheet | 1206 (3216 Metric), Concave | PTSLR1206 | Tape & Reel (TR) | Active | Polymeric | 6V | 5 A | 10 A | 50 A | 2 s | 1 mOhms | 13 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.047" (1.20mm) | - |
|
MF-RHT650-2PTC RESET FUSE 16V 6.5A RADIAL |
4,824 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | Active | Polymeric | 16V | 6.5 A | 12 A | 100 A | 5.5 s | 11 mOhms | 26 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.500" L x 0.118" W (12.70mm x 3.00mm) | 0.874" (22.20mm) | - | 0.114" (2.90mm) |
|
VTP170XSFPTC RESET FUSE 16V 1.7A STRAP |
2,780 |
|
Datasheet | Strap | PolySwitch®, VTP | Bulk | Active | Polymeric | 16V | 1.7 A | 3.4 A | 100 A | 5 s | - | - | - | -40°C ~ 85°C | - | - | - | User Defined | 0.862" L x 0.201" W (21.90mm x 5.10mm) | - | 0.032" (0.80mm) | - |
|
0ZRN0400FF1EPTC RESET FUSE 16V 4A RADIAL |
3,973 |
|
Datasheet | Radial, Disc | 0ZRN | Bulk | Active | Polymeric | 16V | 4 A | 7 A | 100 A | 5 s | 24 mOhms | 60 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.394" L x 0.118" W (10.00mm x 3.00mm) | 0.591" (15.00mm) | - | 0.201" (5.10mm) |
|
|
AGRF900-2PTC RESET FUSE 16V 9A RADIAL |
4,059 |
|
Datasheet | Radial, Disc | PolySwitch®, AGRF | Tape & Reel (TR) | Active | Polymeric | 16V | 9 A | 16.5 A | 100 A | 6 s | 4.1 mOhms | 13.5 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.906" (23.00mm) | - | 0.199" (5.05mm) |
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.
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