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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PTR016V1500-TRPTC RESET FUSE 16V 15A RADIAL |
700 | - |
|
Datasheet | Radial, Disc | PTR016V | Tape & Reel (TR) | Active | Polymeric | 16V | 15 A | 25.5 A | 100 A | 10 s | 2 mOhms | 7 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.989" L x 0.122" W (25.10mm x 3.10mm) | 1.142" (29.00mm) | - | 0.394" (10.00mm) |
|
RKEF500-2PTC RESET FUSE 60V 5A RADIAL |
116 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Tape & Reel (TR) | Active | Polymeric | 60V | 5 A | 10 A | 40 A | 28 s | 12 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.140" L x 0.120" W (29.00mm x 3.00mm) | 1.142" (29.00mm) | - | 0.400" (10.15mm) |
|
1210L005/90WR1210L |
3,573 | - |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch® 1210L | Tape & Reel (TR) | Active | Polymeric | 90V | 50 mA | 150 mA | 10 A | 200 ms | 3.6 Ohms | 50 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.049" (1.25mm) | - |
|
30R500UMRPTC RESET FUSE 30V 5A RADIAL |
3,097 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Cut Tape (CT) | Active | Polymeric | 30V | 5 A | 10 A | 40 A | 14.5 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 1.008" (25.60mm) | - | 0.402" (10.20mm) |
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PTCTL7MR100SBEPTC RESET FUSE 600V 175MA RADIAL |
2,684 | - |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 600V | 175 mA | 400 mA | 1 A | 7 s | - | - | 10 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.512" Dia x 0.217" T (13.00mm x 5.50mm) | 0.709" (18.00mm) | - | 0.197" (5.00mm) |
|
MF-RHT750-0PTC RESET FUSE 16V 7.5A RADIAL |
2,800 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bulk | Active | Polymeric | 16V | 7.5 A | 13.1 A | 100 A | 7 s | 9.4 mOhms | 22 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.925" (23.50mm) | - | 0.114" (2.90mm) |
|
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RKEF500K-2PTC RESET FUSE 60V 5A RADIAL |
6,522 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Tape & Reel (TR) | Active | Polymeric | 60V | 5 A | 10 A | 40 A | 28 s | 12 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.140" L x 0.120" W (29.00mm x 3.00mm) | 1.142" (29.00mm) | - | 0.400" (10.15mm) |
|
MF-LR730/20-0PTC RESET FUSE 20V 7.3A STRAP |
3,449 | - |
|
Datasheet | Strap | Multifuse®, MF-LR | Bulk | Active | Polymeric | 20V | 7.3 A | 14.1 A | 100 A | 5 s | 6 mOhms | 15 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.106" L x 0.559" W (28.10mm x 14.20mm) | - | 0.039" (1.00mm) | - |
|
B59870C0160A070PTC RESET FUSE 160V 125MA RADIAL |
1,141 | - |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 160V | 125 mA | 250 mA | 1 A | - | - | - | 25 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.354" Dia x 0.197" T (9.00mm x 5.00mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
|
MF-ASML020/6-2PTC RESET FUSE 6V 200MA 0402 |
10,279 | - |
|
Datasheet | 0402 (1005 Metric), Concave | Multifuse®, MF-ASML/X | Tape & Reel (TR) | Active | Polymeric | 6V | 200 mA | 500 mA | 50 A | 1 s | 100 mOhms | 1.6 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.024" (0.60mm) | - |
.jpg "MF-PSML300/12-2")
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MF-PSML300/12-2PTC RESET FUSE 12V 3A 0805 |
19,725 | - |
|
Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 3 A | 6 A | 50 A | 5 s | 3 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.055" (1.40mm) | - |
.jpg "B59215P1120A062")
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B59215P1120A062THERMISTOR PTC 25 OHM 25% 2SMD |
8,732 | - |
|
Datasheet | 2-SMD | B59215 | Tape & Reel (TR) | Active | Ceramic | 80V | 100 mA | 210 mA | 1 A | - | 15 Ohms | 25 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.315" L x 0.248" W (8.00mm x 6.30mm) | - | 0.150" (3.80mm) | - |
|
B59965C0120A070PTC RESET FUSE 30V 600MA RADIAL |
1,914 | - |
|
Datasheet | Radial, Disc | B59965 | Bulk | Active | Ceramic | 30V | 600 mA | 1.2 A | 4.3 A | - | - | - | 1.2 Ohms | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.433" Dia x 0.138" T (11.00mm x 3.50mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
|
|
MF-PSML200/12-2PTC RESET FUSE 12V 2A 0805 |
1,431 | - |
|
Datasheet | 0805 (2012 Metric), Concave | Multifuse®, MF-PSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 2 A | 4 A | 50 A | 2 s | 5 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.055" (1.40mm) | - |
|
B59975C0120A070PTC RESET FUSE 30V 450MA RADIAL |
9,587 | - |
|
Datasheet | Radial, Disc | B59975 | Bulk | Active | Ceramic | 30V | 450 mA | 900 mA | 3 A | - | - | - | 1.8 Ohms | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.354" Dia x 0.138" T (9.00mm x 3.50mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
|
B59885C0120A070PTC RESET FUSE 550V 15MA RADIAL |
3,237 | - |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 550V | 15 mA | 30 mA | 100 mA | - | - | - | 1.2 kOhms | 0°C ~ 60°C | - | - | - | Through Hole | 0.256" Dia x 0.197" T (6.50mm x 5.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
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MF-ASML050/6-2PTC RESET FUSE 6V 500MA 0402 |
22,663 | - |
|
Datasheet | 0402 (1005 Metric), Concave | Multifuse®, MF-ASML/X | Tape & Reel (TR) | Active | Polymeric | 6V | 500 mA | 1 A | 50 A | 100 ms | 500 mOhms | 500 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.024" (0.60mm) | - |
|
|
MF-ASML035/6-2PTC RESET FUSE 6V 350MA 0402 |
8,645 | - |
|
Datasheet | 0402 (1005 Metric), Concave | Multifuse®, MF-ASML/X | Tape & Reel (TR) | Active | Polymeric | 6V | 350 mA | 700 mA | 50 A | 100 ms | 50 mOhms | 850 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.024" (0.60mm) | - |
|
0ZRM0375FF1APTC RESET FUSE 120V 3.75A RADIAL |
4,550 | - |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 3.75 A | 7.5 A | 20 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 1.161" Dia x 0.161" T (29.50mm x 4.10mm) | 1.339" (34.00mm) | - | 0.402" (10.20mm) |
|
0805L400SLWRPTC RESET FUSE 4.0A 6V 0805 |
40,340 | - |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 4 A | 9 A | 50 A | 2 s | 3 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.055" (1.40mm) | - |
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.
