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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BK30-700-SZPTC RESET FUSE 30V 7A RAD |
7,770 |
|
Datasheet | Radial, Disc | BK30 | Bulk | Active | Polymeric | 30V | 7 A | 14 A | 40 A | 17.5 s | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.689" L x 0.122" W (17.50mm x 3.10mm) | 1.083" (27.50mm) | - | 0.413" (10.50mm) |
|
PTGL09AR1R8H2B51B0PTC RESET FUSE 30V 510MA RADIAL |
6,937 |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 30V | 510 mA | 970 mA | 3 A | - | - | - | 1.8 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.374" Dia x 0.157" T (9.50mm x 4.00mm) | 0.610" (15.50mm) | - | 0.197" (5.00mm) |
|
SMD0805P050TSAPTC RESET FUSE 6V 500MA 0805 |
9,378 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, SMD0805 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 500 mA | 1 A | 40 A | 100 ms | 150 mOhms | 850 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.039" (1.00mm) | - |
|
PTCTL4MR250GTE043PTC RESET FUSE 245V 70MA RADIAL |
8,078 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 245V | 70 mA | 200 mA | 4 A | 2.5 s | - | - | 25 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.335" Dia x 0.197" T (8.50mm x 5.00mm) | 0.453" (11.50mm) | - | 0.197" (5.00mm) |
|
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MF-RG400-0-14PTC RESETTABLE 4A 16V RADIAL LEA |
2,258 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | 4 A | 6.8 A | 100 A | 1.7 s | 21 mOhms | 60 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.390" L x 0.118" W (9.90mm x 3.00mm) | 0.504" (12.80mm) | - | 0.201" (5.10mm) |
|
PTGL07AS5R6K4N51B0PTC RESET FUSE 60V 186MA RADIAL |
9,056 |
|
Datasheet | Radial, Disc | POSISTOR® PTGL | Bulk | Obsolete | Ceramic | 60V | 186 mA | 368 mA | 2.2 A | - | - | - | 5.6 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.287" Dia x 0.138" W (7.30mm x 3.50mm) | 0.484" (12.30mm) | - | 0.197" (5.00mm) |
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0ZRN0550FF1EPTC RESET FUSE 16V 5.5A RADIAL |
4,505 |
|
Datasheet | Radial, Disc | 0ZRN | Bulk | Active | Polymeric | 16V | 5.5 A | 10 A | 100 A | 6 s | 15 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) | - | 0.201" (5.10mm) |
|
0ZRM0135FF1APTC RESET FUSE 120V 1.35A RADIAL |
9,358 |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 1.35 A | 2.7 A | 10 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.610" Dia x 0.161" T (15.50mm x 4.10mm) | 0.811" (20.60mm) | - | 0.201" (5.10mm) |
|
0ZRN0400FF2DPTC RESET FUSE 16V 4A RADIAL |
7,275 |
|
Datasheet | Radial, Disc | 0ZRN | Tape & Reel (TR) | 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) |
|
0ZRP0400FF2APTC RESET FUSE 60V 4A RADIAL |
6,304 |
|
Datasheet | Radial, Disc | 0ZRP | Tape & Reel (TR) | Active | Polymeric | 60V | 4 A | 8 A | 40 A | 24 s | 14 mOhms | 60 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.827" L x 0.118" W (21.00mm x 3.00mm) | 0.980" (24.90mm) | - | 0.402" (10.20mm) |
|
0ZCE0100FF2EPTC RESET FUSE 6V 1A 0805 |
7,692 |
|
Datasheet | 0805 (2012 Metric), Concave | 0ZCE | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 1 A | 1.95 A | 40 A | 300 ms | 60 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.071" (1.80mm) | - |
|
MINISMDC100F-2PTC RESET FUSE 8V 1.1A 1812 |
9,550 |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 8V | 1.1 A | 2.2 A | 100 A | 300 ms | 40 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.024" (0.62mm) | - |
|
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SMD1812P010TFAPTC RESET FUSE 30V 100MA 1812 |
6,676 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 30V | 100 mA | 300 mA | 10 A | 1.5 s | 1.6 Ohms | 15 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
|
MF-RX375/72-0-14FUSE PTC RESETTABLE |
2,731 |
|
Datasheet | Radial, Disc | MF-RX/72 | Bulk | Active | - | 72V | 3.75 A | 7.5 A | 40 A | 24 s | - | - | - | - | - | - | - | Through Hole | 1.118" L x 0.122" W (28.40mm x 3.10mm) | 1.319" (33.50mm) | - | 0.402" (10.20mm) |
|
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MF-RX375/72-APPTC RESET FUSE 72V 3.75A RADIAL |
7,628 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Tape & Box (TB) | 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 0.122" W (23.51mm x 3.10mm) | 1.161" (29.50mm) | - | 0.402" (10.20mm) |
|
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MF-R800-APPTC RESET FUSE 30V 8A RADIAL |
3,947 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Box (TB) | Active | Polymeric | 30V | 8 A | 16 A | 40 A | 18.8 s | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.953" L x 0.118" W (24.20mm x 3.00mm) | 1.295" (32.90mm) | - | 0.402" (10.20mm) |
|
MF-RG650-APPTC RESET FUSE 16V 6.5A RADIAL |
2,849 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Tape & Box (TB) | Active | Polymeric | 16V | 6.5 A | 11.1 A | 100 A | 3.5 s | 8.8 mOhms | 24 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) |
|
|
MF-R600-AP-14PTC RESETTABLE 6.0A 30V RADIAL L |
8,408 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 30V | 6 A | 12 A | 40 A | 16 s | 5 mOhms | 40 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.760" L x 0.118" W (19.30mm x 3.00mm) | 1.256" (31.90mm) | - | 0.402" (10.20mm) |
|
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MF-RG400-2-14PTC RESETTABLE 4A 16V RADIAL LEA |
7,490 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Tape & Reel (TR) | Active | Polymeric | 16V | 4 A | 6.8 A | 100 A | 1.7 s | 21 mOhms | 60 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.390" L x 0.118" W (9.90mm x 3.00mm) | 0.504" (12.80mm) | - | 0.201" (5.10mm) |
|
|
MF-RHT650-AP-14PTC 6.5A 16V RADIAL LEADED HI-TE |
2,230 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | 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) | - | 0.201" (5.10mm) |
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.
