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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0ZRN0300FF1EPTC RESET FUSE 16V 3A RADIAL |
990 |
|
Datasheet | Radial, Disc | 0ZRN | Bulk | Active | Polymeric | 16V | 3 A | 6 A | 100 A | 5 s | 33 mOhms | 79 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.346" L x 0.118" W (8.80mm x 3.00mm) | 0.543" (13.80mm) | - | 0.201" (5.10mm) |
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B59980C0130A070PTC RESET FUSE 80V 85MA RADIAL |
961 |
|
Datasheet | Radial, Disc | B59980 | Bulk | Active | Ceramic | 80V | 85 mA | 130 mA | 700 mA | - | - | - | 62 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.157" Dia x 0.138" T (4.00mm x 3.50mm) | 0.295" (7.50mm) | - | 0.197" (5.00mm) |
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AHEF070PTC RESET FUSE 32V 700MA RADIAL |
473 |
|
Datasheet | Radial, Disc | PolySwitch®, AHEF | Bag | Active | Polymeric | 32V | 700 mA | 1.4 A | 100 A | 3.2 s | 230 mOhms | 800 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.272" L x 0.118" W (6.90mm x 3.00mm) | 0.425" (10.80mm) | - | 0.118" (3.00mm) |
|
PTSLR12106V500PTC RESET FUSE 6V 5A 1210 |
126 |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | Polymeric | 6V | 5 A | 10 A | 50 A | 2 s | 2 mOhms | 12 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.047" (1.20mm) | - |
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2920L300DRPTC RESET FUSE 6V 3A 2920 |
906 |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 6V | 3 A | 5 A | 40 A | 20 s | 15 mOhms | 48 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
AHS200-2PTC RESET FUSE 16V 2A 2SMD |
783 |
|
Datasheet | 2-SMD | PolySwitch®, AHS | Tape & Reel (TR) | Active | Polymeric | 16V | 2 A | 4 A | 70 A | 13.4 s | 50 mOhms | 140 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.343" L x 0.250" W (8.70mm x 6.36mm) | - | 0.118" (3.00mm) | - |
|
MF-NSML500/6-2PTC RESET FUSE 6V 5A 1206 |
747 |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSML/X | Tape & Reel (TR) | Active | Polymeric | 6V | 5 A | 10 A | 50 A | 5 s | 2 mOhms | 11 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.063" W (3.25mm x 1.60mm) | - | 0.039" (1.00mm) | - |
|
TRF250-180PTC RESET FUSE 100V 180MA RADIAL |
108 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bulk | Active | Polymeric | 100V (250V Int) | 180 mA | 650 mA | 10 A | 2 s | 800 mOhms | 4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" Dia x 0.150" T (9.00mm x 3.80mm) | 0.472" (12.00mm) | - | 0.197" (5.00mm) |
|
LVR025S-1PTC RESET FUSE 240V 250MA RADIAL |
400 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 250 mA | 560 mA | 3.5 A | 18.5 s | 1.3 Ohms | 3.8 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.378" L x 0.150" W (9.60mm x 3.80mm) | 0.685" (17.40mm) | - | 0.200" (5.08mm) |
|
TRF250-145UPTC RESET FUSE 60V 145MA RADIAL |
540 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 4 s | 3.5 Ohms | 14 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) |
|
AHRF450S-1PTC RESET FUSE 16V 4.5A RADIAL |
1,000 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | 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" Dia x 0.122" T (10.40mm x 3.10mm) | 0.563" (14.30mm) | - | 0.199" (5.05mm) |
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RKEF375KPTC RESET FUSE 60V 3.75A RADIAL |
806 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 3.75 A | 7.5 A | 40 A | 22 s | 17 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 0.992" (25.20mm) | - | 0.199" (5.05mm) |
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VTP210SFPTC RESET FUSE 16V 2.1A STRAP |
688 |
|
Datasheet | Strap | PolySwitch®, VTP | Bulk | Active | Polymeric | 16V | 2.1 A | 4.7 A | 100 A | 5 s | 18 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.909" L x 0.209" W (23.10mm x 5.30mm) | - | 0.032" (0.80mm) | - |
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PTCCL05H940EBEPTC RESET FUSE 60V 94MA RADIAL |
671 |
|
Datasheet | Radial, Disc | PTCCL - 60V | Bulk | Active | Ceramic | 60V | 94 mA | 145 mA | 800 mA | - | - | - | 50 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.197" Dia x 0.157" T (5.00mm x 4.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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PICOASMDC010S-2PTC RESET FUSE 15V 100MA 0805 |
504 |
|
Datasheet | 0805 (2012 Metric) | PolySwitch®, picoASMDC | Tape & Reel (TR) | Active | Polymeric | 15V | 100 mA | 300 mA | 20 A | 600 ms | 1.5 Ohms | 11 Ohms | - | - | Automotive | AEC-Q200 | - | Surface Mount | 0.083" L x 0.055" W (2.10mm x 1.40mm) | - | 0.040" (1.02mm) | - |
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AHRF550PTC RESET FUSE 16V 5.5A RADIAL |
219 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 5.5 A | 10 A | 100 A | 6 s | 13 mOhms | 37 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.744" (18.90mm) | - | 0.199" (5.05mm) |
|
60R075XUPTC RESET FUSE 60V 750MA RADIAL |
459 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Bulk | Active | Polymeric | 60V | 750 mA | 1.5 A | 40 A | 6.3 s | 250 mOhms | 600 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" Dia x 0.122" T (10.20mm x 3.10mm) | 0.591" (15.00mm) | - | 0.201" (5.10mm) |
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PTSLR12066V350PTC RESET FUSE 6V 3.5A 1206 |
227 |
|
Datasheet | 1206 (3216 Metric), Concave | PTSLR1206 | 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) | - | 0.047" (1.20mm) | - |
|
LVR033KPTC RESET FUSE 240V 330MA RADIAL |
214 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 330 mA | 740 mA | 4.5 A | 21 s | 770 mOhms | 2.6 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.150" W (11.40mm x 3.80mm) | 0.748" (19.00mm) | - | 0.200" (5.08mm) |
|
|
AHRF300PTC RESET FUSE 16V 3A RADIAL |
500 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 3 A | 6.5 A | 100 A | 5 s | 29 mOhms | 79 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.346" L x 0.118" W (8.80mm x 3.00mm) | 0.543" (13.80mm) | - | 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.
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.
