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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RXEF375-0.476PTC RESET FUSE 72V 3.75A RADIAL |
6,980 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bulk | Obsolete | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.071" Dia x 0.118" T (27.20mm x 3.00mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
|
RXEF375K-0.144PTC RESET FUSE 72V 3.75A RADIAL |
4,374 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bulk | Obsolete | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.071" Dia x 0.118" T (27.20mm x 3.00mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
|
2920L125PR-APTC 15V POLYFUSE SURF MOUNT 2920 |
7,807 |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 15V | 1.25 A | 2.5 A | 40 A | 2 s | 70 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.039" (1.00mm) | - |
|
LVRL100SPTC RESET FUSE 120V 1A RADIAL |
4,538 |
|
Datasheet | Radial, Disc | PolySwitch®, LVRL | Bulk | Obsolete | Polymeric | 120V (135V Int) | 1 A | 2 A | 10 A | 13.6 s | 180 mOhms | 470 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.453" L x 0.161" W (11.50mm x 4.10mm) | 0.791" (20.10mm) | - | 0.200" (5.08mm) |
|
|
RXEF375-2PTC RESET FUSE 72V 3.75A RADIAL |
5,183 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Obsolete | Polymeric | 72V | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.071" Dia x 0.118" T (27.20mm x 3.00mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
|
AHRF450S-1.0PTC RESET FUSE 16V 4.5A RADIAL |
9,967 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bulk | Obsolete | Polymeric | 16V | 4.5 A | 8.7 A | 100 A | 4 s | 1.7 mOhms | 54 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.409" L x 0.118" W (10.40mm x 3.00mm) | 0.614" (15.60mm) | - | 0.200" (5.08mm) |
|
|
SMD1812P200TFAPTC RESET FUSE 8V 2A 1812 |
4,728 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 8V | 2 A | 3.5 A | 40 A | 2 s | 20 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.045" (1.15mm) | - |
|
15LT070UPTC RESET FUSE 15V 700MA STRAP |
6,130 |
|
Datasheet | Strap | POLY-FUSE®, LT | Bulk | Obsolete | Polymeric | 15V | 700 mA | 1.5 A | 100 A | 5 s | 100 mOhms | 340 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.827" L x 0.199" W (21.00mm x 5.05mm) | - | 0.047" (1.20mm) | - |
|
|
RGEF1000KPTC RESET FUSE 16V 10A RADIAL |
4,064 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bulk | Obsolete | Polymeric | 16V | 10 A | 17 A | 100 A | 6 s | 4 mOhms | 10.2 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.098" W (16.50mm x 2.50mm) | - | - | 0.199" (5.05mm) |
|
|
SMD1812P014TFAPTC RESET FUSE 60V 140MA 1812 |
7,928 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, SMD1812 | Tape & Reel (TR) | Obsolete | Polymeric | 60V | 140 mA | 340 mA | 10 A | 150 ms | 1.5 Ohms | 6 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.053" (1.35mm) | - |
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.
