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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BK250-145-SYPTC RESET FUSE 250V 145MA RAD |
5,650 |
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Datasheet | Radial, Disc | BK250 | Bulk | Active | Polymeric | 250V | 145 mA | 290 mA | 3 A | 15 s | 3.5 Ohms | 6.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.295" L x 0.181" W (7.50mm x 4.60mm) | 0.591" (15.00mm) | - | 0.201" (5.10mm) |
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SMD2920B260TFPTC RESET FUSE 6V 2.6A 2920 |
6,460 |
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Datasheet | 2920 (7351 Metric), Concave | SMD2920 | Tape & Reel (TR) | Active | Polymeric | 6V | 2.6 A | 5 A | 40 A | 10 s | 14 mOhms | 75 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.047" (1.20mm) | - |
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BK130-300-SZPTC RESET FUSE 130V 300MA RAD |
6,002 |
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Datasheet | Radial, Disc | BK130 | Bulk | Active | Polymeric | 130V | 300 mA | 600 mA | 20 A | 5 s | 1.3 Ohms | 2.6 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.378" L x 0.150" W (9.60mm x 3.80mm) | 0.689" (17.50mm) | - | 0.201" (5.10mm) |
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BK130-160-DZPTC RESET FUSE 130V 160MA RAD |
3,629 |
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Datasheet | Radial, Disc | BK130 | Bulk | Active | Polymeric | 130V | 160 mA | 320 mA | 20 A | 7 s | 3.5 Ohms | 7.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.335" Dia x 0.150" T (8.50mm x 3.80mm) | 0.492" (12.50mm) | - | 0.201" (5.10mm) |
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BK130-100-DZPTC RESET FUSE 130V 100MA RAD |
6,140 |
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Datasheet | Radial, Disc | BK130 | Bulk | Active | Polymeric | 130V | 100 mA | 200 mA | 20 A | 5 s | 9 Ohms | 18 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia (8.30mm) | 0.421" (10.70mm) | - | 0.201" (5.10mm) |
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BK130-250-SZPTC RESET FUSE 130V 250MA RAD |
9,812 |
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Datasheet | Radial, Disc | BK130 | Bulk | Active | Polymeric | 130V | 250 mA | 500 mA | 20 A | 5 s | 1.9 Ohms | 3.8 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.378" L x 0.150" W (9.60mm x 3.80mm) | 0.685" (17.40mm) | - | 0.201" (5.10mm) |
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BK130-120-DZPTC RESET FUSE 130V 120MA RAD |
4,639 |
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Datasheet | Radial, Disc | BK130 | Bulk | Active | Polymeric | 130V | 120 mA | 240 mA | 20 A | 6 s | 6 Ohms | 12 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia (8.30mm) | 0.421" (10.70mm) | - | 0.201" (5.10mm) |
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BK130-200-SZPTC RESET FUSE 130V 200MA RAD |
7,762 |
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Datasheet | Radial, Disc | BK130 | Bulk | Active | Polymeric | 130V | 200 mA | 400 mA | 20 A | 5 s | 2.5 Ohms | 5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.378" L x 0.150" W (9.60mm x 3.80mm) | 0.685" (17.40mm) | - | 0.201" (5.10mm) |
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SMD2920B075TFPTC RESET FUSE 30V 750MA 2920 |
6,893 |
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Datasheet | 2920 (7351 Metric), Concave | SMD2920 | Tape & Reel (TR) | Active | Polymeric | 30V | 750 mA | 1.5 A | 40 A | 300 ms | 100 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.041" (1.05mm) | - |
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BK16-400-SZPTC RESET FUSE 16V 4A RAD |
5,123 |
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Datasheet | Radial, Disc | BK16 | Bulk | Active | Polymeric | 16V | 4 A | 8 A | 100 A | 1.7 s | 18 mOhms | 43 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.394" L x 0.122" W (10.00mm x 3.10mm) | 0.689" (17.50mm) | - | 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.
