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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RF5053-000PICOASMDC050S-2 |
9,985 |
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Datasheet | 0805 (2012 Metric), Concave | PolySwitch® picoASMDC | Tape & Reel (TR) | Active | Polymeric | 6V | 500 mA | 1 A | 100 A | 100 ms | 150 mOhms | 800 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.083" L x 0.055" W (2.10mm x 1.40mm) | - | 0.037" (0.93mm) | - |
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RF5051-000PICOASMDC020S-2 |
9,957 |
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Datasheet | 0805 (2012 Metric), Concave | PolySwitch® picoASMDC | Tape & Reel (TR) | Active | Polymeric | 9V | 200 mA | 470 mA | 100 A | 100 ms | 750 mOhms | 3.2 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.083" L x 0.055" W (2.10mm x 1.40mm) | - | 0.027" (0.68mm) | - |
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RF5052-000PICOASMDC035S-2 |
9,834 |
|
Datasheet | 0805 (2012 Metric), Concave | PolySwitch® picoASMDC | Tape & Reel (TR) | Active | Polymeric | 6V | 350 mA | 750 mA | 100 A | 200 ms | 350 mOhms | 1.4 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.083" L x 0.055" W (2.10mm x 1.40mm) | - | 0.027" (0.68mm) | - |
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LR4-250UFPTC RESET FUSE 15V 2.5A STRAP |
9,296 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bulk | Obsolete | Polymeric | 15V | 2.5 A | - | 100 A | - | - | - | - | - | - | - | - | User Defined | - | - | - | - |
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RXEF375-0.476PTC RESET FUSE 72V 3.75A RADIAL |
6,980 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bulk | Obsolete | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.071" Dia x 0.118" T (27.20mm x 3.00mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
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CMF-RL35-10-0PTC RESET FUSE 220V 75MA RADIAL |
5,015 |
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Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 220V (600V Int) | 75 mA | 150 mA | 3 A | 150 ms | - | - | 35 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.386" L x 0.197" W (9.80mm x 5.00mm) | 0.532" (13.50mm) | - | 0.200" (5.08mm) |
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CMF-RL35A-10-0PTC RESET FUSE 220V 75MA RADIAL |
2,132 |
|
Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 220V (600V Int) | 75 mA | 150 mA | 3 A | 150 ms | - | - | 35 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.295" L x 0.220" W (7.50mm x 5.60mm) | 0.512" (13.00mm) | - | 0.197" (5.00mm) |
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CMF-RL55-10-0PTC RESET FUSE 220V 65MA RADIAL |
9,616 |
|
Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 220V (600V Int) | 65 mA | 150 mA | 3 A | 150 ms | - | - | 55 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.386" L x 0.197" W (9.80mm x 5.00mm) | 0.532" (13.50mm) | - | 0.200" (5.08mm) |
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MF-LS300PTC RESET FUSE 24V 3A STRAP |
7,683 |
|
Datasheet | Strap | Multifuse®, MF-LS | Bulk | Active | Polymeric | 24V | 3 A | 6.3 A | 100 A | 4 s | 15 mOhms | 55 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.185" L x 0.522" W (30.10mm x 13.25mm) | - | 0.043" (1.10mm) | - |
|
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MF-SVS210-0PTC RESET FUSE 10V 2.1A STRAP |
7,570 |
|
Datasheet | Strap | Multifuse®, MF-SVS | Bulk | Active | Polymeric | 10V | 2.1 A | 5 A | 100 A | 5 s | 10 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.866" L x 0.205" W (22.00mm x 5.20mm) | - | 0.035" (0.90mm) | - |
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MF-SVS175NL-0PTC 1.75A 10V AXIAL STRAP 85'C S |
4,800 |
|
Datasheet | Strap | Multifuse®, MF-SVS | Bulk | Active | Polymeric | 10V | 1.75 A | 4.2 A | 100 A | 5 s | 17 mOhms | 63 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | User Defined | 1.063" L x 0.148" W (27.00mm x 3.75mm) | - | 0.035" (0.90mm) | - |
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0ZRP0300FF2APTC RESET FUSE 60V 3A RADIAL |
7,289 |
|
Datasheet | Radial, Disc | 0ZRP | Tape & Reel (TR) | Active | Polymeric | 60V | 3 A | 6 A | 40 A | 19.8 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 0.835" (21.20mm) | - | 0.201" (5.10mm) |
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2322 661 91066PTC RESET FUSE 100V 85MA RADIAL |
4,048 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Obsolete | Ceramic | 100V | 85 mA | 280 mA | - | 4 s | - | - | 4 Ohms | - | - | - | - | Through Hole | 0.276" Dia x 0.157" T (7.00mm x 4.00mm) | 0.433" (11.00mm) | - | 0.197" (5.00mm) |
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RXEF375K-0.144PTC RESET FUSE 72V 3.75A RADIAL |
4,374 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bulk | Obsolete | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.071" Dia x 0.118" T (27.20mm x 3.00mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
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0ZRA1100FF1APTC RESET FUSE 16V 11A RADIAL |
7,724 |
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Datasheet | Radial, Disc | 0ZRA | Box | Active | Polymeric | 16V | 11 A | 18.7 A | 100 A | 13.5 s | 3 mOhms | 10 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.689" L x 0.118" W (17.50mm x 3.00mm) | 1.024" (26.00mm) | - | 0.201" (5.10mm) |
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PTR030V0110-TR1PTC RESET FUSE 30V 1.1A RADIAL |
7,501 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 1.1 A | 2.2 A | 40 A | 6.6 s | 50 mOhms | 170 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.197" (5.00mm) |
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PFRX.185.2PTC RESET FUSE 60V 1.85A RADIAL |
4,331 |
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Datasheet | Radial, Disc | PFRX | Tape & Reel (TR) | Obsolete | Polymeric | 60V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.701" Dia x 0.122" T (17.80mm x 3.10mm) | 0.902" (22.90mm) | - | 0.201" (5.10mm) |
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PFRX.160.2PTC RESET FUSE 60V 1.6A RADIAL |
5,152 |
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Datasheet | Radial, Disc | PFRX | Tape & Reel (TR) | Obsolete | Polymeric | 60V | 1.6 A | 3.2 A | 40 A | 11.4 s | 90 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.642" Dia x 0.122" T (16.30mm x 3.10mm) | 0.839" (21.30mm) | - | 0.201" (5.10mm) |
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0ZCD0050FF2CPTC RESET FUSE 60V 500MA 2920 |
2,768 |
|
Datasheet | 2920 (7351 Metric) | 0ZCD | Tape & Reel (TR) | Obsolete | Polymeric | 60V | 500 mA | 1 A | 10 A | 4 s | 300 mOhms | 1.4 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.061" (1.55mm) | - |
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0ZCD0110FF2CPTC RESET FUSE 33V 1.1A 2920 |
4,386 |
|
Datasheet | 2920 (7351 Metric) | 0ZCD | Tape & Reel (TR) | Obsolete | Polymeric | 33V | 1.1 A | 2.2 A | 40 A | 500 ms | 90 mOhms | 410 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.039" (1.00mm) | - |
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.
