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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FRU800-30FRESETTABLE FUSE - PPTC RADIAL LE |
280 |
|
Datasheet | Radial, Disc | FRU | Bulk | Active | - | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.150" (29.20mm) | - | 0.402" (10.20mm) |
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16R250GPRPTC RESET FUSE 16V 2.5A RADIAL |
908 |
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Datasheet | Radial, Disc | POLY-FUSE®, 16R | Cut Tape (CT) | Obsolete | Polymeric | 16V | 2.5 A | 4.7 A | 100 A | 5 s | 22 mOhms | 53 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.504" (12.80mm) | - | 0.201" (5.10mm) |
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FSMD500-16-2920RRESETTABLE FUSE - SMD, 2920 SIZE |
800 |
|
Datasheet | 2920 (7351 Metric), Concave | FSMD2920 | Tape & Reel (TR) | Active | - | 16V | 5 A | 10 A | 100 A | 5 s | 5 mOhms | 25 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.059" (1.50mm) | - |
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FRV055-240FRESETTABLE FUSE - PPTC RADIAL LE |
280 |
|
Datasheet | Radial, Disc | FRV | Bulk | Active | - | 240V (265V Int) | 550 mA | 1.25 A | 7 A | 26 s | 450 mOhms | 1.45 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.161" W (14.00mm x 4.10mm) | 0.854" (21.70mm) | - | 0.201" (5.10mm) |
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RGEF250-APPTC RESET FUSE 16V 2.5A RADIAL |
553 |
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Datasheet | Radial, Disc | PolySwitch®, RGEF | Cut Tape (CT) | Active | Polymeric | 16V | 2.5 A | 4.7 A | 100 A | 5 s | 22 mOhms | 53 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.504" (12.80mm) | - | 0.199" (5.05mm) |
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RXEF135-APPTC RESET FUSE 72V 1.35A RADIAL |
699 |
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Datasheet | Radial, Disc | PolySwitch®, RXEF | Cut Tape (CT) | Active | Polymeric | 72V | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.571" Dia x 0.118" T (14.50mm x 3.00mm) | 0.752" (19.10mm) | - | 0.200" (5.08mm) |
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RUEF400K-APPTC RESET FUSE 30V 4A RADIAL |
900 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | Active | Polymeric | 30V | 4 A | 8 A | 100 A | 12.7 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.839" (21.30mm) | - | 0.199" (5.05mm) |
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RUSBF185-APPTC RESET FUSE 16V 1.85A RADIAL |
593 |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Cut Tape (CT) | Active | Polymeric | 16V | 1.85 A | 3.7 A | 40 A | 10 s | 30 mOhms | 90 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.118" W (10.20mm x 3.00mm) | 0.618" (15.70mm) | - | 0.199" (5.05mm) |
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RHEF070-APPTC RESET FUSE 30V 700MA RADIAL |
139 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Cut Tape (CT) | Active | Polymeric | 30V | 700 mA | 1.4 A | 40 A | 3.2 s | 300 mOhms | 800 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.272" L x 0.118" W (6.90mm x 3.00mm) | 0.425" (10.80mm) | - | 0.199" (5.05mm) |
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RS90-010PTC RESET FUSE 72V 100MA RADIAL |
499 |
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Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 100 mA | 200 mA | 40 A | 4 s | 2.5 Ohms | 7.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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RS90-025PTC RESET FUSE 72V 250MA RADIAL |
499 |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 250 mA | 500 mA | 40 A | 2.5 s | 1.25 Ohms | 3 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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RS90-015PTC RESET FUSE 72V 150MA RADIAL |
499 |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 150 mA | 350 mA | 40 A | 10 s | 2.4 Ohms | 7 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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RS90-017PTC RESET FUSE 72V 170MA RADIAL |
499 |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 170 mA | 340 mA | 40 A | 3 s | 2 Ohms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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RGEF400K-APPTC RESET FUSE 16V 4A RADIAL |
370 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Cut Tape (CT) | Active | Polymeric | 16V | 4 A | 6.8 A | 100 A | 1.7 s | 21 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.331" L x 0.098" W (8.40mm x 2.50mm) | 0.504" (12.80mm) | - | 0.199" (5.05mm) |
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RS90-020PTC RESET FUSE 72V 200MA RADIAL |
299 |
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Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 200 mA | 400 mA | 40 A | 2.2 s | 1.83 Ohms | 4.4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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FRV075-240FRESETTABLE FUSE - PPTC RADIAL LE |
390 |
|
Datasheet | Radial, Disc | FRV | Bulk | Active | - | 240V (265V Int) | 750 mA | 1.5 A | 7.5 A | 18 s | 320 mOhms | 840 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.453" L x 0.189" W (11.50mm x 4.80mm) | 0.921" (23.40mm) | - | 0.201" (5.10mm) |
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RS90-040PTC RESET FUSE 72V 400MA RADIAL |
499 |
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Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 400 mA | 800 mA | 40 A | 3.8 s | 550 mOhms | 1.29 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.299" Dia x 0.122" T (7.60mm x 3.10mm) | 0.531" (13.50mm) | - | 0.201" (5.10mm) |
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RS90-030PTC RESET FUSE 72V 300MA RADIAL |
499 |
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Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 300 mA | 600 mA | 40 A | 3 s | 880 mOhms | 2.1 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.512" (13.00mm) | - | 0.201" (5.10mm) |
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RS90-035PTC RESET FUSE 72V 350MA RADIAL |
489 |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 350 mA | 750 mA | 40 A | 10 s | 700 mOhms | 2.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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RS60RB-050PTC RESET FUSE 60V 500MA RADIAL |
875 |
|
Datasheet | Radial, Disc | RS60RB | Bulk | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 500 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) |
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.
