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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RUSBF090-2PTC RESET FUSE 16V 900MA RADIAL |
4,328 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Tape & Reel (TR) | Active | Polymeric | 16V | 900 mA | 1.8 A | 40 A | 1.2 s | 70 mOhms | 180 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.122" W (7.40mm x 3.10mm) | 0.480" (12.20mm) | - | 0.199" (5.05mm) |
|
RXEF030-2PTC RESET FUSE 72V 300MA RADIAL |
3,181 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 300 mA | 600 mA | 40 A | 3 s | 880 mOhms | 2.1 Ohms | - | - | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 0.200" (5.08mm) |
|
PTSLR06038V075PTC RESET FUSE 750MA 8V 0603 |
2,480 | - |
|
Datasheet | 0603 (1608 Metric), Concave | PTSLR0603 | Tape & Reel (TR) | Active | - | 8V | 750 mA | 1.5 A | 25 A | 1 s | 30 mOhms | 165 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.071" L x 0.039" W (1.80mm x 1.00mm) | - | 0.039" (1.00mm) | - |
|
SMD2920B300TF/15PTC RESET FUSE 15V 3A 2920 |
1,563 | - |
|
Datasheet | 2920 (7351 Metric), Concave | SMD2920 | Tape & Reel (TR) | Active | Polymeric | 15V | 3 A | 5 A | 40 A | 20 s | 12 mOhms | 48 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.071" (1.80mm) | - |
|
RXEF020PTC RESET FUSE 72V 200MA RADIAL |
13,392 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 200 mA | 400 mA | 40 A | 2.2 s | 1.83 Ohms | 4.4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.461" (11.70mm) | - | 0.199" (5.05mm) |
|
RUSBF075PTC RESET FUSE 6V 750MA RADIAL |
5,691 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Bag | Active | Polymeric | 6V | 750 mA | 1.3 A | 40 A | 400 ms | 110 mOhms | 230 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.272" Dia x 0.122" T (6.90mm x 3.10mm) | 0.449" (11.40mm) | - | 0.201" (5.10mm) |
|
MF-R030-2PTC RESET FUSE 60V 300MA RADIAL |
13,811 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 60V | 300 mA | 600 mA | 40 A | 3 s | 760 mOhms | 2.1 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.528" (13.40mm) | - | 0.201" (5.10mm) |
|
1206L035YRPTC RESET FUSE 6V 350MA 1206 |
9,695 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 6V | 350 mA | 750 mA | 100 A | 100 ms | 300 mOhms | 1.2 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | 0.030" (0.75mm) | - |
|
0ZRA0400FF1EPTC RESET FUSE 16V 4A RADIAL |
8,370 | - |
|
Datasheet | Radial, Disc | 0ZRA | Box | 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) |
|
MF-R090PTC RESET FUSE 60V 900MA RADIAL |
7,842 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | 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" L x 0.122" W (11.70mm x 3.10mm) | 0.657" (16.70mm) | - | 0.201" (5.10mm) |
|
MF-RX110/72-0PTC RESET FUSE 72V 1.1A RADIAL |
7,048 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Bulk | Active | Polymeric | 72V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.427" L x 0.122" W (10.84mm x 3.10mm) | 0.662" (16.84mm) | - | 0.201" (5.10mm) |
|
MF-R065PTC RESET FUSE 60V 650MA RADIAL |
6,120 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 60V | 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) |
|
NANOSMDC025F-2PTC RESET FUSE 16V 250MA 1206 |
5,663 | - |
|
Datasheet | 1206 (3216 Metric), Concave | nanoSMD | Tape & Reel (TR) | Active | Polymeric | 16V | 250 mA | 580 mA | 100 A | 100 ms | - | - | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.032" (0.80mm) | - |
|
MF-R135PTC RESET FUSE 30V 1.35A RADIAL |
5,071 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 1.35 A | 2.7 A | 40 A | 7.3 s | 65 mOhms | 170 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" Dia x 0.118" T (8.90mm x 3.00mm) | 0.744" (18.90mm) | - | 0.201" (5.10mm) |
|
|
RXEF030PTC RESET FUSE 72V 300MA RADIAL |
4,834 | - |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 300 mA | 600 mA | 40 A | 3 s | 880 mOhms | 2.1 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 0.200" (5.08mm) |
|
PTS080524V010PTC RESET FUSE 24V 100MA 0805 |
4,456 | - |
|
Datasheet | 0805 (2012 Metric) | PTS0805 | Tape & Reel (TR) | Active | - | 24V | 100 mA | 300 mA | 100 A | 1.5 s | - | - | - | - | - | - | - | Surface Mount | 0.085" L x 0.053" W (2.15mm x 1.35mm) | - | 0.039" (1.00mm) | - |
|
|
MF-R040PTC RESET FUSE 60V 400MA RADIAL |
4,145 | - |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 60V | 400 mA | 800 mA | 40 A | 3.8 s | 520 mOhms | 1.29 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.539" (13.70mm) | - | 0.201" (5.10mm) |
|
|
1206L110THYRPTC RESET FUSE 8V 1.1A 1206 |
15,843 | - |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 8V | 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) | - |
|
NANOASMDC016F-2PTC RESET FUSE 48V 160MA 1206 |
12,376 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoASMD | Tape & Reel (TR) | Active | Polymeric | 48V | 160 mA | 450 mA | 10 A | 300 ms | 1.1 Ohms | 5 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.039" (1.00mm) | - |
|
|
NANOASMDC012F-2PTC RESET FUSE 48V 120MA 1206 |
7,065 | - |
|
Datasheet | 1206 (3216 Metric), Concave | PolySwitch®, nanoASMD | Tape & Reel (TR) | Active | Polymeric | 48V | 120 mA | 390 mA | 10 A | 200 ms | 1.4 Ohms | 6.5 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.59mm) | - | 0.039" (1.00mm) | - |
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.
