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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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06R155BPRPTC RESET FUSE 6V 1.55A RADIAL |
1,849 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, USBR | Cut Tape (CT) | Active | Polymeric | 6V | 1.55 A | 2.7 A | 40 A | 2.2 s | 40 mOhms | 100 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) |
|
72R030XPRPTC RESET FUSE 72V 300MA RADIAL |
1,506 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 72R | Cut Tape (CT) | Active | Polymeric | 72V | 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) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
|
72R050XPRPTC RESET FUSE 72V 500MA RADIAL |
7,652 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 72R | Cut Tape (CT) | Active | Polymeric | 72V | 500 mA | 1 A | 40 A | 4 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.122" T (7.90mm x 3.10mm) | 0.539" (13.70mm) | - | 0.201" (5.10mm) |
|
MF-RG300-0PTC RESET FUSE 16V 3A RADIAL |
2,558 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | 3 A | 5.1 A | 100 A | 1 s | 38 mOhms | 97.5 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.280" L x 0.118" W (7.10mm x 3.00mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
|
MF-R400-0-14PTC RESETTABLE 4.0A 30V RADIAL L |
1,805 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 4 A | 8 A | 40 A | 12.7 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.567" L x 0.118" W (14.40mm x 3.00mm) | 0.976" (24.80mm) | - | 0.201" (5.10mm) |
|
MF-RG900-0PTC RESET FUSE 16V 9A RADIAL |
26,575 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | 9 A | 15.3 A | 100 A | 12 s | 4 mOhms | 15 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.819" (20.80mm) | - | 0.201" (5.10mm) |
|
RHEF070-2PTC RESET FUSE 30V 700MA RADIAL |
6,563 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Tape & Reel (TR) | Active | 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) |
|
RXEF110K-2PTC RESET FUSE 72V 1.1A RADIAL |
2,443 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.504" Dia x 0.118" T (12.80mm x 3.00mm) | 0.689" (17.50mm) | - | 0.199" (5.05mm) |
|
|
RXEF110K-APPTC RESET FUSE 72V 1.1A RADIAL |
25,423 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Cut Tape (CT) | Active | Polymeric | 72V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.504" Dia x 0.118" T (12.80mm x 3.00mm) | 0.689" (17.50mm) | - | 0.199" (5.05mm) |
|
RGEF400-2PTC RESET FUSE 16V 4A RADIAL |
7,330 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Tape & Reel (TR) | Active | Polymeric | 16V | 4 A | 6.8 A | 100 A | 1.7 s | 21 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.331" L x 0.098" W (8.40mm x 2.50mm) | 0.504" (12.80mm) | - | 0.199" (5.05mm) |
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|
PRG21BC0R6MM1RAPTC RESET FUSE 6V 420MA 0805 |
6,626 | - |
|
Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 6V | 420 mA | 920 mA | 10 A | - | - | - | 600 mOhms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
|
TRF250-120T-R2-B-0.5PTC RESET FUSE 60V 120MA RADIAL |
5,716 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 750 ms | 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) | - | 0.197" (5.00mm) |
|
PTSLR12106V200PTC RESET FUSE 6V 2A 1210 |
2,385 | - |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | Polymeric | 6V | 2 A | 4 A | 50 A | 3 s | 5 mOhms | 24 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.028" (0.70mm) | - |
|
0ZRE0025FF2BPTC RESET FUSE 240V 250MA RADIAL |
2,273 | - |
|
Datasheet | Radial, Disc | 0ZRE | Tape & Reel (TR) | Active | Polymeric | 240V | 250 mA | 560 mA | 6 A | 18.5 s | 1.3 Ohms | 3.8 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.378" L x 0.150" W (9.60mm x 3.80mm) | 0.685" (17.40mm) | - | 0.201" (5.10mm) |
|
0ZRM0065FF1EPTC RESET FUSE 120V 650MA RADIAL |
1,680 | - |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 650 mA | 1.3 A | 5 A | 5.7 s | 310 mOhms | 720 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.382" Dia x 0.150" T (9.70mm x 3.80mm) | 0.587" (14.90mm) | - | 0.201" (5.10mm) |
|
|
MICROASMD050F-2PTC RESET FUSE 13.2V 500MA 1210 |
1,640 | - |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Bulk | Active | Polymeric | 13.2V | 500 mA | 1 A | 40 A | 50 ms | 250 mOhms | 900 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.024" (0.62mm) | - |
|
0ZRN0200FF1EPTC RESET FUSE 16V 2A RADIAL |
35,869 | - |
|
Datasheet | Radial, Disc | 0ZRN | Bulk | Active | Polymeric | 16V | 2 A | 3.8 A | 100 A | 3 s | 45 mOhms | 110 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.370" Dia x 0.118" T (9.40mm x 3.00mm) | 0.567" (14.40mm) | - | 0.201" (5.10mm) |
|
RKEF250KPTC RESET FUSE 60V 2.5A RADIAL |
8,783 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 40 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.902" (22.90mm) | - | 0.199" (5.05mm) |
|
60R040XPRPTC RESET FUSE 60V 400MA RADIAL |
5,103 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Cut Tape (CT) | Active | Polymeric | 60V | 400 mA | 800 mA | 40 A | 3.8 s | 550 mOhms | 1.29 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.299" Dia x 0.122" T (7.60mm x 3.10mm) | 0.532" (13.50mm) | - | 0.201" (5.10mm) |
|
0ZRM0050FF2CPTC RESET FUSE 120V 500MA RADIAL |
2,490 | - |
|
Datasheet | Radial, Disc | 0ZRM | Tape & Reel (TR) | Active | Polymeric | 120V | 500 mA | 1 A | 3 A | 6 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.362" Dia x 0.150" T (9.20mm x 3.80mm) | 0.587" (14.90mm) | - | 0.201" (5.10mm) |
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.
