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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B59980C0080A070PTC RESET FUSE 80V 50MA RADIAL |
1,315 | - |
|
Datasheet | Radial, Disc | B59980 | Bulk | Active | Ceramic | 80V | 50 mA | 110 mA | 1 A | - | - | - | 25 Ohms | -40°C ~ 85°C | - | - | - | Through Hole | 0.256" Dia x 0.138" T (6.50mm x 3.50mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
|
PTSLR08056V150PTC RESET FUSE 6V 1.5A 0805 |
5,934 | - |
|
Datasheet | 0805 (2012 Metric), Concave | PTSLR0805 | Tape & Reel (TR) | Active | Polymeric | 6V | 1.5 A | 3 A | 50 A | 500 ms | 15 mOhms | 65 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.035" (0.88mm) | - |
|
0ZRE0075FF1APTC RESET FUSE 240V 750MA RADIAL |
3,285 | - |
|
Datasheet | Radial, Disc | 0ZRE | Bulk | Active | Polymeric | 240V | 750 mA | 1.5 A | 7.5 A | 18 s | 320 mOhms | - | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.453" L x 0.189" W (11.50mm x 4.80mm) | 0.921" (23.40mm) | - | 0.201" (5.10mm) |
|
RUEF700-2PTC RESET FUSE 30V 7A RADIAL |
2,449 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | Active | Polymeric | 30V | 7 A | 14 A | 100 A | 17.5 s | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.752" L x 0.118" W (19.10mm x 3.00mm) | 1.020" (25.90mm) | - | 0.400" (10.15mm) |
|
1206L010/60WR-APTC RESET FUSE 60V 100MA 1206 |
21,651 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 60V | 100 mA | 250 mA | 10 A | 1.5 s | 1.5 Ohms | 10 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.049" (1.25mm) | - |
|
MF-NSML400/12-2PTC RESET FUSE 12V 4A 1206 |
12,207 | - |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 4 A | 8 A | 50 A | 5 s | 2 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.063" W (3.25mm x 1.60mm) | - | 0.055" (1.40mm) | - |
|
|
MF-NSML350/12-2PTC RESET FUSE 12V 3.5A 1206 |
9,073 | - |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 3.5 A | 7 A | 50 A | 5 s | 2 mOhms | 22 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.063" W (3.25mm x 1.60mm) | - | 0.055" (1.40mm) | - |
|
MF-USHT035KX-2PTC RESET FUSE 30V 350MA 1210 |
5,475 | - |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USHT | Tape & Reel (TR) | Active | Polymeric | 30V | 350 mA | 1.75 A | 20 A | 100 ms | 400 mOhms | 2.2 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.100" W (3.20mm x 2.55mm) | - | 0.033" (0.85mm) | - |
|
|
MF-USHT020KX-2PTC RESET FUSE 30V 200MA 1210 |
5,405 | - |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USHT | Tape & Reel (TR) | Active | Polymeric | 30V | 200 mA | 1 A | 20 A | 100 ms | 600 mOhms | 5 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.033" (0.85mm) | - |
|
|
MF-NSML300/12-2PTC RESET FUSE 12V 3A 1206 |
2,483 | - |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 3 A | 6 A | 50 A | 5 s | 3 mOhms | 24 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.063" W (3.25mm x 1.60mm) | - | 0.055" (1.40mm) | - |
|
|
RUEF800PTC RESET FUSE 30V 8A RADIAL |
709 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.118" (28.40mm) | - | 0.400" (10.15mm) |
|
|
MF-NSML150/12-2PTC RESET FUSE 12V 1.5A 1206 |
649 | - |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 1.5 A | 3 A | 50 A | 5 s | 10 mOhms | 65 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.063" W (3.25mm x 1.60mm) | - | 0.028" (0.70mm) | - |
|
0ZRS0300FF1APTC RESET FUSE 32V 3A RADIAL |
2,199 | - |
|
Datasheet | Radial, Disc | 0ZRS | Bulk | Active | Ceramic | 32V | 3 A | 6 A | 100 A | 5 s | 35 mOhms | 110 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.402" L x 0.150" W (10.20mm x 3.80mm) | 0.610" (15.50mm) | - | 0.201" (5.10mm) |
|
LR4-380FPTC RESET FUSE 15V 3.8A STRAP |
1,358 | - |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 15V | 3.8 A | 8.3 A | 100 A | 5 s | 13 mOhms | 37 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.984" L x 0.283" W (25.00mm x 7.20mm) | - | 0.039" (1.00mm) | - |
|
TRF600-150-2PTC RESET FUSE 250V 150MA RADIAL |
6,359 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF600 | Tape & Reel (TR) | Active | Polymeric | 250V (600V Int) | 150 mA | 300 mA | 3 A | 4 s | 6 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
|
1210L075/24PR-APTC RESET FUSE 24V 750MA 1210 |
1,461 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 24V | 750 mA | 1.5 A | 100 A | 100 ms | 130 mOhms | 400 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.071" (1.80mm) | - |
|
600R150FPTC RESET FUSE 60V 150MA RADIAL |
762 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 600R | Bulk | Active | Polymeric | 60V (600V Int) | 150 mA | 300 mA | 3 A | 4 s | 6 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.201" (5.10mm) |
|
600R150ZRPTC RESET FUSE 60V 150MA RADIAL |
2,488 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 600R | Cut Tape (CT) | Active | Polymeric | 60V (600V Int) | 150 mA | 300 mA | 3 A | 4 s | 6 Ohms | 17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.201" (5.10mm) |
|
RGEF1200PTC RESET FUSE 16V 12A RADIAL |
1,494 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 12 A | 20.4 A | 100 A | 7.5 s | 3.3 mOhms | 8.6 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.670" L x 0.520" W (16.95mm x 2.90mm) | 1.102" (28.00mm) | - | 0.400" (10.15mm) |
|
|
RUEF800-2PTC RESET FUSE 30V 8A RADIAL |
12,184 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.118" (28.40mm) | - | 0.400" (10.15mm) |
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.
