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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
1206L110SLYRPTC RESET FUSE 6V 1.1A 1206 |
7,394 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.1 A | 2.2 A | 50 A | 300 ms | 15 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.030" (0.75mm) | - |
|
RUEF900-2PTC RESET FUSE 30V 9A RADIAL |
7,369 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | Active | Polymeric | 30V | 9 A | 18 A | 100 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.949" L x 0.118" W (24.10mm x 3.00mm) | 1.142" (29.00mm) | - | 0.400" (10.15mm) |
|
RKEF500-2PTC RESET FUSE 60V 5A RADIAL |
116 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Tape & Reel (TR) | Active | Polymeric | 60V | 5 A | 10 A | 40 A | 28 s | 12 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.140" L x 0.120" W (29.00mm x 3.00mm) | 1.142" (29.00mm) | - | 0.400" (10.15mm) |
|
1210L005/90WR1210L |
3,573 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch® 1210L | Tape & Reel (TR) | Active | Polymeric | 90V | 50 mA | 150 mA | 10 A | 200 ms | 3.6 Ohms | 50 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.049" (1.25mm) | - |
|
30R500UMRPTC RESET FUSE 30V 5A RADIAL |
3,097 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Cut Tape (CT) | Active | Polymeric | 30V | 5 A | 10 A | 40 A | 14.5 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 1.008" (25.60mm) | - | 0.402" (10.20mm) |
|
|
RKEF500K-2PTC RESET FUSE 60V 5A RADIAL |
6,522 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Tape & Reel (TR) | Active | Polymeric | 60V | 5 A | 10 A | 40 A | 28 s | 12 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.140" L x 0.120" W (29.00mm x 3.00mm) | 1.142" (29.00mm) | - | 0.400" (10.15mm) |
|
0805L400SLWRPTC RESET FUSE 4.0A 6V 0805 |
40,340 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 4 A | 9 A | 50 A | 2 s | 3 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.055" (1.40mm) | - |
|
RHEF1500PTC RESET FUSE 16V 15A RADIAL |
609 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 16V | 15 A | 28 A | 100 A | 20 s | 3.2 mOhms | 9.2 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.925" L x 0.142" W (23.50mm x 3.60mm) | 1.130" (28.70mm) | - | 0.400" (10.15mm) |
|
30R600UMRPTC RESET FUSE 30V 6A RADIAL |
3,214 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Cut Tape (CT) | Active | Polymeric | 30V | 6 A | 12 A | 40 A | 16 s | 5 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 1.055" (26.80mm) | - | 0.402" (10.20mm) |
|
LR4-900FPTC RESET FUSE 20V 9A STRAP |
23,986 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 20V | 9 A | 16.7 A | 100 A | 5 s | 6 mOhms | 14 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.831" L x 0.323" W (46.50mm x 8.20mm) | - | 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.
