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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
0603L300SLYRPTC RESET FUSE 3.0A 6V 0603 |
2,032 | - |
|
Datasheet | 0603 (1608 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 3 A | 6 A | 50 A | 5 s | 3 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.031" W (1.60mm x 0.80mm) | - | 0.039" (1.00mm) | - |
|
0ZCK0010AF2GPTC RESET FUSE |
6,316 | - |
|
Datasheet | 0805 (2012 Metric), Concave | 0ZCK | Tape & Reel (TR) | Active | Polymeric | 24V | 100 mA | 300 mA | 100 A | 1.5 s | 700 mOhms | 6 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.039" (1.00mm) | - |
|
SMD1812B035TF/30PTC RESET FUSE 30V 350MA 1812 |
7,481 | - |
|
Datasheet | 1812 (4532 Metric), Concave | SMD1812 | Tape & Reel (TR) | Active | Polymeric | 30V | 350 mA | 750 mA | 40 A | 150 ms | 400 mOhms | 1.7 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.049" (1.25mm) | - |
|
|
BK60-050-DIPTC RESET FUSE 60V 500MA RAD |
8,459 | - |
|
Datasheet | Radial, Disc | BK60 | Bulk | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 350 mOhms | 850 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.295" Dia x 0.122" T (7.50mm x 3.10mm) | 0.571" (14.50mm) | - | 0.201" (5.10mm) |
|
0ZCH0150FF2EPTC RESET FUSE 6V 1.5A 1210 |
3,441 | - |
|
Datasheet | 1210 (3225 Metric), Concave | 0ZCH | Tape & Reel (TR) | Active | Polymeric | 6V | 1.5 A | 3 A | 100 A | 500 ms | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.035" (0.90mm) | - |
|
SMD2016B075TFPTC RESET FUSE 60V 750MA 2016 |
9,852 | - |
|
Datasheet | 2016 (5041 Metric), Concave | SMD2016 | Tape & Reel (TR) | Active | Polymeric | 60V | 750 mA | 1.55 A | 20 A | 500 ms | 130 mOhms | 900 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.200" L x 0.160" W (5.08mm x 4.07mm) | - | 0.089" (2.25mm) | - |
|
PFRA.090PTC RESET FUSE 60V 900MA RADIAL |
1,165 | - |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 60V | 900 mA | 1.8 A | 40 A | 7.2 s | 140 mOhms | 470 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.461" Dia x 0.122" T (11.70mm x 3.10mm) | 0.657" (16.70mm) | - | 0.201" (5.10mm) |
|
30R090UUPTC RESET FUSE 30V 900MA RADIAL |
4,225 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Bulk | Active | Polymeric | 30V | 900 mA | 1.8 A | 40 A | 5.9 s | 70 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.480" (12.20mm) | - | 0.201" (5.10mm) |
|
0ZRE0008FF1CPTC RESET FUSE 240V 80MA RADIAL |
4,263 | - |
|
Datasheet | Radial, Disc | 0ZRE | Box | Active | Polymeric | 240V | 80 mA | 190 mA | 1.5 A | 15 s | 7.4 Ohms | 26 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.327" L x 0.150" W (8.30mm x 3.80mm) | 0.421" (10.70mm) | - | 0.201" (5.10mm) |
|
RXEF050-1PTC RESET FUSE 72V 500MA RADIAL |
5,884 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 500 mA | 1 A | 40 A | 4 s | 500 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.118" T (7.90mm x 3.00mm) | 0.539" (13.70mm) | - | 0.199" (5.05mm) |
|
MF-FSML100/8-2PTC RESET FUSE 8V 1A 0603 |
5,865 | - |
|
Datasheet | 0603 (1608 Metric), Concave | Multifuse®, MF-FSML | Tape & Reel (TR) | Active | Polymeric | 8V | 1 A | 2 A | 50 A | 2 s | 40 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.065" L x 0.033" W (1.65mm x 0.85mm) | - | 0.028" (0.70mm) | - |
|
RUEF400KPTC RESET FUSE 30V 4A RADIAL |
3,040 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 4 A | 8 A | 100 A | 12.7 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.839" (21.30mm) | - | 0.199" (5.05mm) |
|
0ZTK0010FF2GPTC RESET FUSE 16V 100MA 0805 |
9,675 | - |
|
Datasheet | 0805 (2012 Metric), Concave | 0ZTK | Tape & Reel (TR) | Active | Polymeric | 16V | 100 mA | 600 mA | 40 A | 1.5 s | 1 Ohms | 12 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.031" (0.80mm) | - |
|
0ZRR0300FF1APTC RESET FUSE 60V 3A RADIAL |
4,779 | - |
|
Datasheet | Radial, Disc | 0ZRR | Bulk | Active | Polymeric | 60V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.980" Dia x 0.122" T (24.90mm x 3.10mm) | 1.181" (30.00mm) | - | 0.402" (10.20mm) |
|
LVR012KPTC RESET FUSE 240V 120MA RADIAL |
8,872 | - |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 120 mA | 300 mA | 1.2 A | 15 s | 3 Ohms | 12 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.508" (12.90mm) | - | 0.200" (5.08mm) |
|
MF-R800PTC RESET FUSE 30V 8A RADIAL |
4,022 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 8 A | 16 A | 40 A | 18.8 s | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.953" L x 0.118" W (24.20mm x 3.00mm) | 1.295" (32.90mm) | - | 0.402" (10.20mm) |
|
MF-USML300/12-2PTC RESET FUSE 12V 3A 1210 |
7,494 | - |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USML/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 | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.047" (1.20mm) | - |
|
30R160UUPTC RESET FUSE 30V 1.6A RADIAL |
7,404 | - |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Bulk | Active | Polymeric | 30V | 1.6 A | 3.2 A | 40 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) | - | 0.201" (5.10mm) |
|
MF-RM055/240-0PTC RESET FUSE 240V 550MA RADIAL |
4,055 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RM | Bulk | Active | Polymeric | 240V (265V Int) | 550 mA | 1.25 A | 7 A | 26 s | 450 mOhms | 1.45 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.161" W (14.00mm x 4.10mm) | 0.882" (22.40mm) | - | 0.114" (2.90mm) |
|
ASMDC050F-2PTC RESET FUSE 60V 500MA 2SMD |
4,540 | - |
|
Datasheet | 2-SMD | PolySwitch®, ASMD | Tape & Reel (TR) | Active | Polymeric | 60V | 500 mA | 1 A | 10 A | 4 s | 150 mOhms | 1.2 Ohms | - | - | Automotive | AEC-Q200 | - | Surface Mount | 0.295" L x 0.201" W (7.50mm x 5.10mm) | - | 0.035" (0.90mm) | - |
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.
