PTC Resettable Fuses
Browse available PTC Resettable Fuses part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RS90-135PTC RESET FUSE 72V 1.35A RADIAL |
489 | - |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.571" Dia x 0.122" T (14.50mm x 3.10mm) | 0.772" (19.60mm) | - | 0.201" (5.10mm) |
|
RXEF250-APPTC RESET FUSE 72V 2.5A RADIAL |
1,000 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Cut Tape (CT) | Active | Polymeric | 72V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.819" Dia x 0.118" T (20.80mm x 3.00mm) | 1.000" (25.40mm) | - | 0.400" (10.15mm) |
|
RS120-050PTC RESET FUSE 120V 500MA RADIAL |
209 | - |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 500 mA | 1 A | 3 A | 6 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.362" Dia x 0.150" T (9.20mm x 3.80mm) | 0.587" (14.90mm) | - | 0.201" (5.10mm) |
|
RUEF600K-APPTC RESET FUSE 30V 6A RADIAL |
984 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | Active | Polymeric | 30V | 6 A | 12 A | 100 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) | 1.032" (26.20mm) | - | 0.400" (10.15mm) |
|
PTCCL05H150HTEPTC RESET FUSE 265V 15MA RADIAL |
962 | - |
|
Datasheet | Radial, Disc | PTCCL - 265V | Tape & Reel (TR) | Active | Ceramic | 265V | 15 mA | 23 mA | 110 mA | - | - | - | 1.9 kOhms | 0°C ~ 70°C | - | - | - | Through Hole | 0.197" Dia x 0.217" T (5.00mm x 5.50mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
|
RUEF600-APPTC RESET FUSE 30V 6A RADIAL |
255 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | Active | Polymeric | 30V | 6 A | 12 A | 100 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) | 0.949" (24.10mm) | - | 0.400" (10.15mm) |
|
FRV200-240FRESETTABLE FUSE - PPTC RADIAL LE |
100 | - |
|
Datasheet | Radial, Disc | FRV | Bulk | Active | - | 240V (265V Int) | 2 A | 4 A | 20 A | 28 s | 90 mOhms | 220 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.980" L x 0.240" W (24.90mm x 6.10mm) | 1.331" (33.80mm) | - | 0.402" (10.20mm) |
|
|
PTCCL05H181DTEPTC RESET FUSE 30V 180MA RADIAL |
4,025 | - |
|
Datasheet | Radial, Disc | PTCCL - 30V | Tape & Reel (TR) | Active | Ceramic | 30V | 180 mA | 270 mA | 1.7 A | - | - | - | 13 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.197" Dia x 0.157" T (5.00mm x 4.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
TRF250-120T-RF-B-0.5-2PTC RESET FUSE 60V 120MA RADIAL |
778 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Tape & Reel (TR) | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 900 ms | 6 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.197" (5.00mm) |
|
AGRF1200-2PTC RESET FUSE 16V 12A RADIAL |
875 | - |
|
Datasheet | Radial, Disc | PolySwitch®, AGRF | Tape & Reel (TR) | Active | Polymeric | 16V | 12 A | 22.1 A | 100 A | 8 s | 3 mOhms | 8.6 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.689" L x 0.138" W (17.50mm x 3.50mm) | 1.134" (28.80mm) | - | 0.400" (10.15mm) |
|
TS250-130F-RC-B-0.5-2PTC RESET FUSE 60V 130MA 2SMD |
143 | - |
|
Datasheet | 2-SMD | PolySwitch®, TS250 | Tape & Reel (TR) | Active | Polymeric | 60V (600V Int) | 130 mA | 260 mA | 1 A | 2 s | 7 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.352" L x 0.291" W (8.95mm x 7.40mm) | - | 0.134" (3.40mm) | - |
|
250R120-R2ZRPTC RESET FUSE 60V 120MA RADIAL |
576 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Cut Tape (CT) | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 2.5 s | 8 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" L x 0.181" W (6.50mm x 4.60mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
|
1812L260/16MR-APTC 16V POLYFUSE SMT 1812 2.60A |
973 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 16V | 2.6 A | 5 A | 100 A | 5 s | 15 mOhms | 50 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.079" (2.00mm) | - |
|
MPTR60V030PTC RESET FUSE 60V 0.3A RADIAL |
1,000 | - |
|
Datasheet | Radial, Disc | MPTR | Bulk | Active | Polymeric | 60V | 300 mA | 600 mA | 40 A | 3 s | 880 mOhms | 2.1 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.512" (13.00mm) | - | 0.201" (5.10mm) |
|
|
MPTR90V110PTC RESET FUSE 90V 1.1A RADIAL |
900 | - |
|
Datasheet | Radial, Disc | MPTR | Bulk | Active | Polymeric | 90V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.512" Dia x 0.122" T (13.00mm x 3.10mm) | 0.709" (18.00mm) | - | 0.201" (5.10mm) |
|
FRX035-90FRESETTABLE FUSE - PPTC RADIAL LE |
1,000 | - |
|
Datasheet | Radial, Disc | FRX90 | Bulk | Active | - | 72V (90V Int) | 350 mA | 750 mA | 40 A | 10 s | 700 mOhms | 2.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia (7.40mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
|
|
FRX065-90FRESETTABLE FUSE - PPTC RADIAL LE |
1,000 | - |
|
Datasheet | Radial, Disc | FRX90 | Bulk | Active | - | 72V (90V Int) | 650 mA | 1.3 A | 40 A | 5.3 s | 310 mOhms | 720 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.382" Dia (9.70mm) | 0.571" (14.50mm) | - | 0.201" (5.10mm) |
|
|
FRX055-90FRESETTABLE FUSE - PPTC RADIAL LE |
1,000 | - |
|
Datasheet | Radial, Disc | FRX90 | Bulk | Active | - | 72V (90V Int) | 550 mA | 1.2 A | 40 A | 10 s | 400 mOhms | 1.5 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.382" Dia (9.70mm) | 0.551" (14.00mm) | - | 0.201" (5.10mm) |
|
|
MPTR30V160PTC RESET FUSE 30V 1.6A RADIAL |
600 | - |
|
Datasheet | Radial, Disc | MPTR | Bulk | Active | Polymeric | 30V | 1.6 A | 3.2 A | 100 A | 8 s | 30 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
|
FSMD110-24RRESETTABLE FUSE - SMD, 1812 SIZE |
1,000 | - |
|
Datasheet | 1812 (4532 Metric), Concave | FSMD1812 | Tape & Reel (TR) | Active | - | 24V | 1.1 A | 2.2 A | 100 A | 500 ms | 60 mOhms | 200 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.051" (1.30mm) | - |
PTC Resettable Fuses FAQ
Common questions about selecting, comparing and sourcing PTC Resettable Fuses components through Winsun (HK) Electronics.
What should I check when selecting PTC Resettable Fuses components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific PTC Resettable Fuses part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find PTC Resettable Fuses parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for PTC Resettable Fuses components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
