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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TRF250-120T-RA-B-0.5PTC RESET FUSE 60V 120MA RADIAL |
18,427 | - |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 120 mA | 240 mA | 3 A | 1.2 s | 7 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) |
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PTCCL05H950HBEPTC RESET FUSE 265V 95MA RADIAL |
8,121 | - |
|
Datasheet | Radial, Disc | PTCCL - 265V | Bulk | Active | Ceramic | 265V | 95 mA | 143 mA | 600 mA | - | - | - | 56 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.197" Dia x 0.197" T (5.00mm x 5.00mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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ASMDC185F/33-2PTC RESET FUSE 33V 1.85A 2SMD |
7,938 | - |
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Datasheet | 2-SMD | PolySwitch®, ASMD | Tape & Reel (TR) | Active | Polymeric | 33V | 1.85 A | 3.7 A | 40 A | 2.5 s | 50 mOhms | 150 mOhms | - | - | Automotive | AEC-Q200 | - | Surface Mount | 0.295" L x 0.201" W (7.50mm x 5.10mm) | - | 0.028" (0.71mm) | - |
|
VTP210GFPTC RESET FUSE 16V 2.1A STRAP |
2,371 | - |
|
Datasheet | Strap | PolySwitch®, VTP | Bulk | Active | Polymeric | 16V | 2.1 A | 4.7 A | 100 A | 5 s | 18 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.909" L x 0.209" W (23.10mm x 5.30mm) | - | 0.032" (0.80mm) | - |
|
B59622A0090A062THERMISTOR PTC 220 OHM 25% 0603 |
26,146 | - |
|
Datasheet | 0603 (1608 Metric) | B59622 | Tape & Reel (TR) | Active | Ceramic | 60V | 20 mA | 40 mA | 220 mA | - | 150 Ohms | 220 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.063" L x 0.031" W (1.60mm x 0.80mm) | - | 0.035" (0.90mm) | - |
|
1812L050/60MRPTC RESET FUSE 60V 500MA 1812 |
20,951 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 60V | 500 mA | 1 A | 10 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.071" (1.80mm) | - |
|
TSL250-080F-2PTC RESET FUSE 80V 80MA 2SMD |
17,158 | - |
|
Datasheet | 2-SMD | PolySwitch®, TSL250 | Tape & Reel (TR) | Active | Polymeric | 80V (250V Int) | 80 mA | 240 mA | 3 A | 800 ms | 5 Ohms | 20 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.287" L x 0.199" W (7.30mm x 5.05mm) | - | 0.146" (3.70mm) | - |
|
1206L110/16WRPTC RESET FUSE 16V 1.1A 1206 |
4,790 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 16V | 1.1 A | 2.2 A | 100 A | 100 ms | 40 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.030" (0.75mm) | - |
|
1210L075/24PRPTC RESET FUSE 24V 750MA 1210 |
2,137 | - |
|
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) | - |
|
250S130DRPTC RESET FUSE 60V 130MA 2SMD |
1,837 | - |
|
Datasheet | 2-SMD | POLY-FUSE®, 250S | Tape & Reel (TR) | Active | Polymeric | 60V (250V Int) | 130 mA | 260 mA | 3 A | 4 s | 4 Ohms | 20 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.370" L x 0.291" W (9.40mm x 7.40mm) | - | 0.146" (3.70mm) | - |
|
1210L110/16WRPTC RESET FUSE 16V 1.1A 1210 |
33,730 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 16V | 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) | - | 0.049" (1.25mm) | - |
|
MF-LSMF185/33X-2PTC RESET FUSE 33V 1.85A 2920 |
9,553 | - |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 33V | 1.85 A | 3.7 A | 40 A | 2.5 s | 45 mOhms | 150 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.36mm x 5.12mm) | - | 0.063" (1.60mm) | - |
|
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1210L150/16WRPTC RESET FUSE 16V 1.5A 1210 |
34,601 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 16V | 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) | - |
|
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1812L050/30PRPTC RESET FUSE 30V 500MA 1812 |
18,281 | - |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 30V | 500 mA | 1 A | 100 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
|
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1210L050/30WRPTC RESET FUSE 30V 500MA 1210 |
11,587 | - |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 30V | 500 mA | 1 A | 40 A | 150 ms | 220 mOhms | 900 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.049" (1.25mm) | - |
|
SRP420FPTC RESET FUSE 30V 4.2A STRAP |
9,427 | - |
|
Datasheet | Strap | PolySwitch®, SRP | Bulk | Active | Polymeric | 30V | 4.2 A | 7.6 A | 100 A | 6 s | 12 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.240" L x 0.522" W (31.50mm x 13.25mm) | - | 0.043" (1.10mm) | - |
|
2920L260/24DRPTC RESET FUSE 24V 2.6A 2920 |
476 | - |
|
Datasheet | 2920 (7351 Metric), Concave | POLY-FUSE®, 2920L | Tape & Reel (TR) | Active | Polymeric | 24V | 2.6 A | 5 A | 40 A | 10 s | 25 mOhms | 75 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.049" (1.25mm) | - |
|
MF-USHT050KX-2PTC RESET FUSE 30V 500MA 1210 |
4,016 | - |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USHT | Tape & Reel (TR) | Active | Polymeric | 30V | 500 mA | 2.5 A | 20 A | 100 ms | 300 mOhms | 1.6 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) | - |
|
RXEF300PTC RESET FUSE 72V 3A RADIAL |
9,263 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.941" Dia x 0.118" T (23.90mm x 3.00mm) | 1.126" (28.60mm) | - | 0.400" (10.15mm) |
|
|
MF-LSMF260X-2PTC RESET FUSE 24V 2.6A 2920 |
30,890 | - |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 24V | 2.6 A | 5.2 A | 20 A | 5 s | 20 mOhms | 75 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.36mm x 5.12mm) | - | 0.063" (1.60mm) | - |
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.
