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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0ZRA0400FF2DPTC RESET FUSE 16V 4A RADIAL |
1,673 | - |
|
Datasheet | Radial, Disc | 0ZRA | Tape & Reel (TR) | Active | Polymeric | 16V | 4 A | 6.8 A | 100 A | 3.5 s | 20 mOhms | 63 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.280" L x 0.118" W (7.10mm x 3.00mm) | 0.504" (12.80mm) | - | 0.201" (5.10mm) |
|
RUEF250UPTC RESET FUSE 30V 2.5A RADIAL |
12,475 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 2.5 A | 5 A | 100 A | 10.3 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.199" (5.05mm) |
|
0ZRB0250FF2EPTC RESET FUSE 30V 2.5A RADIAL |
5,773 | - |
|
Datasheet | Radial, Disc | 0ZRB | Tape & Reel (TR) | Active | Polymeric | 30V | 2.5 A | 5 A | 40 A | 10.3 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.201" (5.10mm) |
|
0ZRE0033FF2BPTC RESET FUSE 240V 330MA RADIAL |
3,932 | - |
|
Datasheet | Radial, Disc | 0ZRE | Tape & Reel (TR) | Active | Polymeric | 240V | 330 mA | 740 mA | 6 A | 21 s | 830 mOhms | 2.6 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.449" L x 0.150" W (11.40mm x 3.80mm) | 0.650" (16.50mm) | - | 0.201" (5.10mm) |
|
PRG18BB101MS1RBPTC RESET FUSE 16V 21MA 0603 |
2,531 | - |
|
Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 21 mA | 45 mA | 200 mA | - | - | - | 100 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.037" (0.95mm) | - |
|
SMDC030F-2PTC RESET FUSE 60V 300MA 2920 |
1,506 | - |
|
Datasheet | 2920 (7351 Metric), Concave | SMDC | Tape & Reel (TR) | Active | Polymeric | 60V | 300 mA | 600 mA | 10 A | 3 s | 300 mOhms | 3.4 Ohms | - | - | - | - | - | Surface Mount | 0.295" L x 0.201" W (7.50mm x 5.10mm) | - | 0.035" (0.90mm) | - |
|
ZEPTOSMDC0011FPTC RESET FUSE 11MA 13VDC 0201 |
12,762 | - |
|
Datasheet | 2-SMD | POLYSWITCH® zeptoSMDC | Tape & Reel (TR) | Active | Polymeric | 13V | 11 mA | 80 mA | 82 mA | 20 ms | 10 Ohms | 290 Ohms | - | -20°C ~ 60°C | - | - | - | Surface Mount | 0.024" L x 0.018" W (0.60mm x 0.45mm) | - | 0.016" (0.40mm) | - |
|
MF-RX065/72-0PTC RESET FUSE 72V 650MA RADIAL |
8,899 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Bulk | Active | Polymeric | 72V | 650 mA | 1.3 A | 40 A | 5.3 s | 270 mOhms | 720 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.382" Dia x 0.122" T (9.70mm x 3.10mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
|
1206L175PRPTC RESET FUSE 6V 1.75A 1206 |
5,504 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 6V | 1.75 A | 3.5 A | 100 A | 500 ms | 20 mOhms | 90 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.071" (1.80mm) | - |
|
|
MINISMDC125F-2PTC RESET FUSE 6V 1.25A 1812 |
4,591 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniSMD | Tape & Reel (TR) | Active | Polymeric | 6V | 1.25 A | 2.5 A | 100 A | 400 ms | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.019" (0.48mm) | - |
|
RUEF160-APPTC RESET FUSE 30V 1.6A RADIAL |
4,375 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Cut Tape (CT) | 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) | - | 0.199" (5.05mm) |
|
MF-RG500-2PTC RESET FUSE 16V 5A RADIAL |
2,246 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Tape & Reel (TR) | Active | Polymeric | 16V | 5 A | 8.5 A | 100 A | 2 s | 15 mOhms | 34 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.409" L x 0.118" W (10.40mm x 3.00mm) | 0.563" (14.30mm) | - | 0.201" (5.10mm) |
|
MINIASMDC075F-2PTC RESET FUSE 13.2V 750MA 1812 |
1,491 | - |
|
Datasheet | 1812 (4532 Metric), Concave | PolySwitch®, miniASMD | Bulk | Active | Polymeric | 13.2V | 750 mA | 1.5 A | 100 A | 200 ms | 110 mOhms | 450 mOhms | - | -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) | - |
|
MF-FSML250/6-2PTC RESET FUSE 6V 2.5A 0603 |
10,562 | - |
|
Datasheet | 0603 (1608 Metric), Concave | Multifuse®, MF-FSML | Tape & Reel (TR) | Active | Polymeric | 6V | 2.5 A | 5 A | 50 A | 5 s | 3.5 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.065" L x 0.033" W (1.65mm x 0.85mm) | - | 0.055" (1.40mm) | - |
|
CMF-RL50-0PTC RESET FUSE 220V 65MA RADIAL |
4,819 | - |
|
Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 220V (600V Int) | 65 mA | 150 mA | 3 A | 150 ms | - | - | 50 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.386" L x 0.197" W (9.80mm x 5.00mm) | 0.532" (13.50mm) | - | 0.200" (5.08mm) |
|
MF-R250-0-10PTC RESET FUSE 30V 2.5A RADIAL |
4,649 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 2.5 A | 5 A | 40 A | 10.3 s | 25 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.472" L x 0.118" W (12.00mm x 3.00mm) | 0.720" (18.30mm) | - | 0.201" (5.10mm) |
|
PTSA120616V025PTC RESET FUSE 250MA 16V 1206 |
3,851 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PTSA1206 | Tape & Reel (TR) | Active | - | 16V | 250 mA | 580 mA | 40 A | 8 s | 200 mOhms | 2.3 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.132" L x 0.067" W (3.35mm x 1.70mm) | - | 0.039" (1.00mm) | - |
|
|
PTSA120613V050PTC RESET FUSE 500MA 13V 1206 |
3,644 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PTSA1206 | Tape & Reel (TR) | Active | - | 13.2V | 500 mA | 1.1 A | 40 A | 100 ms | 80 mOhms | 750 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.132" L x 0.067" W (3.35mm x 1.70mm) | - | 0.039" (1.00mm) | - |
|
|
PTSA120616V035PTC RESET FUSE 350MA 16V 1206 |
2,921 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PTSA1206 | Tape & Reel (TR) | Active | - | 16V | 350 mA | 750 mA | 40 A | 100 ms | 100 mOhms | 1.35 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.132" L x 0.067" W (3.35mm x 1.70mm) | - | 0.039" (1.00mm) | - |
|
0ZRP0065FF1EPTC RESET FUSE 60V 650MA RADIAL |
1,689 | - |
|
Datasheet | Radial, Disc | 0ZRP | Bulk | Active | Polymeric | 60V | 650 mA | 1.3 A | 40 A | 1 s | 250 mOhms | 720 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.280" L x 0.142" W (7.10mm x 3.60mm) | 0.480" (12.20mm) | - | 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.
