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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MF-RHT800-0PTC RESET FUSE 16V 8A RADIAL |
2,993 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bag | Active | Polymeric | 16V | 8 A | 15 A | 100 A | 8 s | 8 mOhms | 20 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.630" L x 0.118" W (16.00mm x 3.00mm) | 0.886" (22.50mm) | - | 0.201" (5.10mm) |
|
PTSLR12066V550PTC RESET FUSE 5.5A 6V 1206 |
2,868 |
|
Datasheet | 1206 (3216 Metric), Concave | PTSLR1206 | Tape & Reel (TR) | Active | - | 6V | 5.5 A | 11 A | 50 A | 5 s | 1 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.138" L x 0.071" W (3.50mm x 1.80mm) | - | 0.039" (1.00mm) | - |
|
0ZSA0420FF1EPTC RESET FUSE 30V 4.2A STRAP |
2,710 |
|
Datasheet | Strap | 0ZSA | Bulk | Active | Polymeric | 30V | 4.2 A | 7.6 A | 100 A | 6 s | 12 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.240" L x 0.522" W (31.50mm x 13.25mm) | - | 0.043" (1.10mm) | - |
|
MF-RX250/72-2-14PTC RESET FUSE 72V 2.5A RADIAL |
2,517 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Cut Tape (CT) | Active | Polymeric | 72V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.702" L x 0.122" W (17.84mm x 3.10mm) | 0.785" (19.94mm) | - | 0.201" (5.10mm) |
|
MF-RHT200-2PTC RESET FUSE 16V 2A RADIAL |
2,108 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | 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) | 0.551" (14.00mm) | - | 0.114" (2.90mm) |
|
PTSLR12106V260PTC RESET FUSE 6V 2.6A 1210 |
5,455 |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | Polymeric | 6V | 2.6 A | 5 A | 50 A | 4 s | 3 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.028" (0.70mm) | - |
|
0ZSA0350FF1EPTC RESET FUSE 30V 3.5A STRAP |
2,522 |
|
Datasheet | Strap | 0ZSA | Bulk | Active | Polymeric | 30V | 3.5 A | 6.3 A | 100 A | 3 s | 17 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.185" L x 0.522" W (30.10mm x 13.25mm) | - | 0.043" (1.10mm) | - |
|
TRF250-120-B-0.5PTC RESET FUSE 60V 120MA RADIAL |
1,387 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2.5 s | 4 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.236" L x 0.150" W (6.00mm x 3.80mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
MICROSMDCH050F-02PTC RESET FUSE 13.2V 500MA 1210 |
2,954 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microSMD | Tape & Reel (TR) | Active | Polymeric | 13.2V | 500 mA | 1.5 A | 10 A | 50 ms | 190 mOhms | 900 mOhms | - | -40°C ~ 125°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.025" (0.64mm) | - |
|
VLR230FPTC RESET FUSE 12V 2.3A STRAP |
1,887 |
|
Datasheet | Strap | PolySwitch®, VLR | Bulk | Active | Polymeric | 12V | 2.3 A | 5 A | 100 A | 5 s | 12 mOhms | 36 mOhms | - | - | - | - | - | User Defined | 0.866" L x 0.201" W (22.00mm x 5.10mm) | - | 0.032" (0.80mm) | - |
|
MF-RG500-0PTC RESET FUSE 16V 5A RADIAL |
2,929 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | 5 A | 8.5 A | 100 A | 2 s | 15 mOhms | 34 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.409" L x 0.118" W (10.40mm x 3.00mm) | 0.563" (14.30mm) | - | 0.201" (5.10mm) |
|
PTR030V0500-TRPTC RESET FUSE 30V 5A RADIAL |
2,926 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 5 A | 10 A | 40 A | 14.5 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.980" (24.90mm) | - | 0.394" (10.00mm) |
|
MF-SMHT160-2PTC RESET FUSE 16V 1.6A 2SMD |
2,857 |
|
Datasheet | 2-SMD | Multifuse®, MF-SMHT | Tape & Reel (TR) | Active | Polymeric | 16V | 1.6 A | 3.2 A | 100 A | 10 s | 50 mOhms | 150 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.374" L x 0.234" W (9.50mm x 5.94mm) | - | 0.118" (3.00mm) | - |
|
|
PTSLR12066V075PTC RESET FUSE 6V 750MA 1206 |
6,006 |
|
Datasheet | 1206 (3216 Metric), Concave | PTSLR1206 | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 50 A | 300 ms | 17 mOhms | 180 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.028" (0.70mm) | - |
|
TRF250-145USPTC RESET FUSE 60V 145MA RADIAL |
1,603 |
|
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) |
|
0ZSC0380FF1EPTC RESET FUSE 20V 3.8A STRAP |
1,310 |
|
Datasheet | Strap | 0ZSC | Bulk | Active | Polymeric | 20V | 3.8 A | 8.3 A | 100 A | 5 s | 13 mOhms | 37 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.984" L x 0.283" W (25.00mm x 7.20mm) | - | 0.039" (1.00mm) | - |
|
MF-LS340PTC RESET FUSE 24V 3.4A STRAP |
3,893 |
|
Datasheet | Strap | Multifuse®, MF-LS | Bulk | Active | Polymeric | 24V | 3.4 A | 6.8 A | 100 A | 5 s | 16 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.984" L x 0.604" W (25.00mm x 15.35mm) | - | 0.039" (1.00mm) | - |
|
|
PTSLR12066V450PTC RESET FUSE 6V 4.5A 1206 |
2,167 |
|
Datasheet | 1206 (3216 Metric), Concave | PTSLR1206 | 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) | - |
|
TRF250-120T-RC-B-0.5PTC RESET FUSE 60V 120MA RADIAL |
1,500 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 120 mA | 260 mA | 3 A | 3 s | 5.4 Ohms | 14 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.197" (5.00mm) |
|
VTP170FPTC RESET FUSE 16V 1.7A STRAP |
9,758 |
|
Datasheet | Strap | PolySwitch®, VTP | Bulk | Active | Polymeric | 16V | 1.7 A | 3.4 A | 100 A | 5 s | 30 mOhms | 105 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.648" L x 0.283" W (16.45mm x 7.20mm) | - | 0.032" (0.80mm) | - |
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?
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