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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PTSLR06038V100PTC RESET FUSE 1A 8V 0603 |
5,131 | - |
|
Datasheet | 0603 (1608 Metric), Concave | PTSLR0603 | Tape & Reel (TR) | Active | - | 8V | 1 A | 2 A | 25 A | 2 s | 30 mOhms | 150 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.071" L x 0.039" W (1.80mm x 1.00mm) | - | 0.039" (1.00mm) | - |
|
MINIASMDC050F-2PTC RESET FUSE 24V 500MA 1812 |
4,943 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniASMD | Tape & Reel (TR) | Active | Polymeric | 24V | 500 mA | 1 A | 100 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.024" (0.62mm) | - |
|
RUEF110-2PTC RESET FUSE 30V 1.1A RADIAL |
4,391 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | Active | 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" Dia x 0.118" T (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.199" (5.05mm) |
|
RKEF075PTC RESET FUSE 60V 750MA RADIAL |
2,967 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 750 mA | 1.5 A | 40 A | 1.5 s | 200 mOhms | 640 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.310" L x 0.140" W (7.87mm x 3.56mm) | 0.480" (12.20mm) | - | 0.199" (5.05mm) |
|
0ZRB0400FF1APTC RESET FUSE 30V 4A RADIAL |
2,270 | - |
|
Datasheet | Radial, Disc | 0ZRB | Box | 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 | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.791" (20.10mm) | - | 0.201" (5.10mm) |
|
MF-RM005/240-2PTC RESET FUSE 240V 50MA RADIAL |
12,719 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RM | Tape & Reel (TR) | Active | Polymeric | 240V (265V Int) | 50 mA | 120 mA | 1 A | 10 s | 18.5 Ohms | 65 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.508" (12.90mm) | - | 0.114" (2.90mm) |
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|
PRG21AR420MB1RAPTC RESET FUSE 20V 54MA 0805 |
9,991 | - |
|
Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 54 mA | 100 mA | 590 mA | - | - | - | 42 Ohms | -10°C ~ 60°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
|
1210L110THYRPTC RESET FUSE 8V 1.1A 1210 |
5,787 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 8V | 1.1 A | 2.2 A | 100 A | 100 ms | 60 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.028" (0.71mm) | - |
|
|
MINIASMDC014F-2PTC RESET FUSE 60V 140MA 1812 |
5,483 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniASMD | Tape & Reel (TR) | Active | Polymeric | 60V | 140 mA | 280 mA | 10 A | 8 ms | 1.5 Ohms | 6 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.035" (0.89mm) | - |
|
MF-R160-2PTC RESET FUSE 30V 1.6A RADIAL |
5,087 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 30V | 1.6 A | 3.2 A | 40 A | 8 s | 55 mOhms | 150 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" Dia x 0.118" T (10.20mm x 3.00mm) | 0.661" (16.80mm) | - | 0.201" (5.10mm) |
|
MF-R185-2PTC RESET FUSE 30V 1.85A RADIAL |
4,684 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 30V | 1.85 A | 3.7 A | 40 A | 8.7 s | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.472" Dia x 0.118" T (12.00mm x 3.00mm) | 0.724" (18.40mm) | - | 0.201" (5.10mm) |
|
MINISMDC125F/16-2PTC RESET FUSE 16V 1.25A 1812 |
3,308 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 16V | 1.25 A | 2.5 A | 100 A | 400 ms | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.019" (0.48mm) | - |
|
0ZRM0010FF1EPTC RESET FUSE 120V 100MA RADIAL |
3,098 | - |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 100 mA | 200 mA | 2 A | 10 s | 3 Ohms | 7.5 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.311" Dia x 0.150" T (7.90mm x 3.80mm) | 0.512" (13.00mm) | - | 0.201" (5.10mm) |
|
0ZRC0185FF1APTC RESET FUSE 90V 1.85A RADIAL |
2,405 | - |
|
Datasheet | Radial, Disc | 0ZRC | Box | Active | Polymeric | 90V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.701" L x 0.122" W (17.80mm x 3.10mm) | 0.902" (22.90mm) | - | 0.201" (5.10mm) |
|
MF-MSMF050/30X-2PTC RESETTABLE 0.5A 30V SMD 1812 |
1,597 | - |
|
Datasheet | 1812 (4532 Metric), Concave | Multifuse®, MF-MSMF | Tape & Reel (TR) | Active | Polymeric | 30V | 500 mA | 1 A | 40 A | 200 ms | 150 mOhms | 1.3 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.033" (0.85mm) | - |
|
|
MINISMDC150F/12-2PTC RESET FUSE 12V 1.5A 1812 |
16,472 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 12V | 1.5 A | 2.8 A | 100 A | 500 ms | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.181" L x 0.128" W (4.60mm x 3.24mm) | - | 0.019" (0.48mm) | - |
|
MICROSMD150F-2PTC RESET FUSE 6V 1.5A 1210 |
7,723 | - |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microSMD | Tape & Reel (TR) | Active | Polymeric | 6V | 1.5 A | 3 A | 40 A | 1 s | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.048" (1.22mm) | - |
|
|
1210L150THWRPTC RESET FUSE 6V 1.5A 1210 |
5,347 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 6V | 1.5 A | 3 A | 100 A | 300 ms | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.042" (1.07mm) | - |
|
0ZRP0250FF1APTC RESET FUSE 60V 2.5A RADIAL |
41,365 | - |
|
Datasheet | Radial, Disc | 0ZRP | Bulk | Active | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 40 mOhms | 140 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.142" W (14.00mm x 3.60mm) | 0.811" (20.60mm) | - | 0.201" (5.10mm) |
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|
FEMTOSMDC010F-2PTC RESET FUSE 12V 100MA 0603 |
31,479 | - |
|
Datasheet | 0603 (1608 Metric), Concave | PolySwitch®, femtoSMD | Tape & Reel (TR) | Active | Polymeric | 12V | 100 mA | 250 mA | 40 A | 100 ms | 1.7 Ohms | 8 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.033" (0.85mm) | - |
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.
