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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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RUEF250SPTC RESET FUSE 30V 2.5A RADIAL |
227 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 2.5 A | 5 A | 100 A | 10.3 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.199" (5.05mm) |
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RUEF090-APPTC RESET FUSE 30V 900MA RADIAL |
450 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | Active | Polymeric | 30V | 900 mA | 1.8 A | 100 A | 5.9 s | 70 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.480" (12.20mm) | - | 0.199" (5.05mm) |
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RUEF300UPTC RESET FUSE 30V 3A RADIAL |
443 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 3 A | 6 A | 100 A | 10.8 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.650" (16.50mm) | - | 0.199" (5.05mm) |
|
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RUEF300KPTC RESET FUSE 30V 3A RADIAL |
4,817 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 3 A | 6 A | 100 A | 10.8 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.710" (18.03mm) | - | 0.199" (5.05mm) |
|
RGEF250PTC RESET FUSE 16V 2.5A RADIAL |
146 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | 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) |
|
RKEF090PTC RESET FUSE 60V 900MA RADIAL |
508 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 900 mA | 1.8 A | 40 A | 2 s | 190 mOhms | 520 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.310" L x 0.140" W (7.87mm x 3.56mm) | 0.550" (13.97mm) | - | 0.200" (5.08mm) |
|
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RUEF300K-APPTC RESET FUSE 30V 3A RADIAL |
2,000 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | Active | Polymeric | 30V | 3 A | 6 A | 100 A | 10.8 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.650" (16.50mm) | - | 0.199" (5.05mm) |
|
30R135UUPTC RESET FUSE 30V 1.35A RADIAL |
170 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Bulk | Active | Polymeric | 30V | 1.35 A | 2.7 A | 40 A | 7.3 s | 40 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.201" (5.10mm) |
|
RUSBF250PTC RESET FUSE 16V 2.5A RADIAL |
325 |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Bag | Active | Polymeric | 16V | 2.5 A | 5 A | 40 A | 40 s | 20 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.118" (3.00mm) |
|
AHRF200PTC RESET FUSE 16V 2A RADIAL |
322 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 2 A | 3.8 A | 100 A | 4.8 s | 39 mOhms | 110 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.370" Dia x 0.118" T (9.40mm x 3.00mm) | 0.567" (14.40mm) | - | 0.199" (5.05mm) |
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.
