PTC Resettable Fuses
Review PTC Resettable Fuses Circuit Protection components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
.jpg "RS120-375")
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RS120-375PTC RESET FUSE 120V 3.75A RADIAL |
152 |
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Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 3.75 A | 7.5 A | 20 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.004" Dia x 0.161" T (25.50mm x 4.10mm) | 1.339" (34.00mm) | - | 0.402" (10.20mm) |
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R1812-075-33-RPTC Fuse - SMD 1812, 750mA 33VDC |
1,500 |
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Datasheet | 1812 (4532 Metric), Concave | - | Tape & Reel (TR) | Active | Polymeric | 33V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 400 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.051" (1.30mm) | - |
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R1812-075-24-RPTC Fuse - SMD 1812, 750mA 24VDC |
1,500 |
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Datasheet | 1812 (4532 Metric), Concave | - | Tape & Reel (TR) | Active | Polymeric | 24V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 290 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.051" (1.30mm) | - |
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RS60RB-005PTC Fuse-Thru Hole, 50mA 60VDC |
1,900 |
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Datasheet | Radial, Disc | - | Bulk | Active | Polymeric | 60V | 50 mA | 100 mA | 40 A | 5 s | 7.3 Ohms | 20 Ohms | - | -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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RS60RB-020PTC Fuse-Thru Hole, 200mA 60VDC |
1,900 |
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Datasheet | Radial, Disc | - | Bulk | Active | Polymeric | 60V | 200 mA | 400 mA | 40 A | 2.2 s | 1.83 Ohms | 4.4 Ohms | - | -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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RS120-090PTC Fuse-Thru Hole , 900mA 120V |
500 |
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Datasheet | Radial, Disc | - | Bulk | Active | Polymeric | 120V | 900 mA | 1.8 A | 5 A | 7.2 s | 200110 mOhms | 470 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.150" T (7.90mm x 3.80mm) | 0.512" (13.00mm) | - | 0.201" (5.10mm) |
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RS120-130PTC Fuse Radial Lead, 120V 1.3A |
300 |
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Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V | 1.3 A | 2.7 A | 10 A | 9.6 s | 0.12 Ohms | 0.3 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | - | - | - | - |
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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 |
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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 |
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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) |
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.
