PTC Resettable Fuses
Use the filters and product table below to compare PTC Resettable Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| Photo | Mfr. Part # | Availability | Price | 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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RUSBF110-APPTC RESET FUSE 16V 1.1A RADIAL |
9,402 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Tape & Box (TB) | Obsolete | Polymeric | 16V | 1.1 A | 2.2 A | 40 A | 2.3 s | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.199" (5.05mm) |
|
06R120BPRPTC RESET FUSE 6V 1.2A RADIAL |
9,030 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, USBR | Tape & Box (TB) | Obsolete | Polymeric | 6V | 1.2 A | 2 A | 40 A | 500 ms | 65 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.272" Dia x 0.118" T (6.90mm x 3.00mm) | 0.449" (11.40mm) | - | 0.201" (5.10mm) |
|
RHEF070UPTC RESET FUSE 30V 700MA RADIAL |
6,942 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Obsolete | Polymeric | 30V | 700 mA | 1.4 A | 40 A | 3.2 s | 300 mOhms | 800 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.272" L x 0.118" W (6.90mm x 3.00mm) | 0.425" (10.80mm) | - | 0.199" (5.05mm) |
|
RUSBF120-APPTC RESET FUSE 6V 1.2A RADIAL |
2,169 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Tape & Box (TB) | Obsolete | Polymeric | 6V | 1.2 A | 2 A | 40 A | 500 ms | 70 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.272" L x 0.122" W (6.90mm x 3.10mm) | 0.461" (11.70mm) | - | 0.201" (5.10mm) |
|
RTEF120-2PTC RESET FUSE 33V 1.2A RADIAL |
5,620 | - |
|
Datasheet | Radial, Disc | PolySwitch® | Tape & Reel (TR) | Obsolete | Polymeric | 33V | 1.2 A | 2.3 A | 40 A | 3.5 s | 74 mOhms | 180 mOhms | - | - | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.480" (12.20mm) | - | 0.199" (5.05mm) |
|
RXEF110-1PTC RESET FUSE 72V 1.1A RADIAL |
6,792 | - |
|
Datasheet | Radial, Disc | PolySwitch® | Bulk | Obsolete | Polymeric | 72V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 250 mOhms | - | - | - | - | - | Through Hole | 0.504" Dia x 0.118" T (12.80mm x 3.00mm) | 0.689" (17.50mm) | - | 0.200" (5.08mm) |
|
RUEF110-1PTC RESET FUSE 30V 1.1A RADIAL |
2,617 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bulk | Obsolete | Polymeric | 30V | 1.1 A | 2.2 A | 100 A | 6.6 s | 70 mOhms | 170 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.199" (5.05mm) |
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1812L050ZRTPTC RESET FUSE 15V 500MA 1812 |
6,819 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Obsolete | Polymeric | 15V | 500 mA | 1 A | 100 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.030" (0.75mm) | - |
|
|
1812L075ZRPTC RESET FUSE 13.2V 75MA 1812 |
5,402 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Obsolete | Polymeric | 13.2V | 75 mA | 1.5 A | 100 A | 200 ms | 100 mOhms | 450 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.030" (0.75mm) | - |
|
|
1812L110ZRPTC RESET FUSE 8V 1.1A 1812 |
4,552 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Obsolete | Polymeric | 8V | 1.1 A | 2.2 A | 100 A | 300 ms | 40 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.028" (0.71mm) | - |
PTC Resettable Fuses FAQ
Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.
How can I narrow the PTC Resettable Fuses selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
