PTC Resettable Fuses
Explore PTC Resettable Fuses parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | 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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0ZRM0075AF1EPTC RESET FUSE 120V 750MA RADIAL |
1,789 |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 750 mA | 1.5 A | 7 A | 15 s | 250 mOhms | 690 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.429" Dia x 0.161" T (10.90mm x 4.10mm) | 0.669" (17.00mm) | - | 0.201" (5.10mm) |
|
PTR030V0090-TRPTC RESET FUSE 30V 900MA RADIAL |
8,938 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | 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) | - | 0.197" (5.00mm) |
|
RUSBF250-2PTC RESET FUSE 16V 2.5A RADIAL |
2,492 |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Tape & Reel (TR) | Active | Polymeric | 16V | 2.5 A | 5 A | 40 A | 40 s | 20 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.118" (3.00mm) |
|
MF-RM005/240-0PTC RESET FUSE 240V 50MA RADIAL |
1,220 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RM | Bulk | Active | Polymeric | 240V (265V Int) | 50 mA | 120 mA | 1 A | 10 s | 18.5 Ohms | 65 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.508" (12.90mm) | - | 0.114" (2.90mm) |
|
PTR060V0075-TRPTC RESET FUSE 60V 750MA RADIAL |
1,990 |
|
Datasheet | Radial, Disc | PTR060V | Tape & Reel (TR) | Active | Polymeric | 60V | 750 mA | 1.5 A | 40 A | 6.3 s | 250 mOhms | 600 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.409" Dia x 0.122" T (10.40mm x 3.10mm) | 0.598" (15.20mm) | - | 0.197" (5.00mm) |
|
MF-USMF175X-2PTC RESET FUSE 6V 1.75A 1210 |
5,983 |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USMF | Tape & Reel (TR) | Active | - | 6V | 1.75 A | 3.5 A | 40 A | 1 s | - | - | - | - | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.033" (0.85mm) | - |
|
MF-R050-APPTC RESET FUSE 60V 500MA RADIAL |
4,838 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Cut Tape (CT) | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 410 mOhms | 1.17 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.311" Dia x 0.122" T (7.90mm x 3.10mm) | 0.539" (13.70mm) | - | 0.201" (5.10mm) |
|
MF-RX020/72-2PTC RESET FUSE 72V 200MA RADIAL |
2,980 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Tape & Reel (TR) | Active | Polymeric | 72V | 200 mA | 400 mA | 40 A | 2.2 s | 1.5 Ohms | 4.4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
|
MF-RX025/72-2PTC RESET FUSE 72V 250MA RADIAL |
2,429 |
|
Datasheet | Radial, Disc | MF-RX/72 | Tape & Reel (TR) | Active | - | 72V | 250 mA | 500 mA | 40 A | 2.5 s | - | - | - | - | - | - | - | Through Hole | 0.291" Dia x 0.122" W (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
|
TRF250-080T-APPTC RESET FUSE |
1,270 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Strip | Active | Polymeric | 60V (250V Int) | 80 mA | 160 mA | 3 A | 4 s | 15 Ohms | 33 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.228" Dia x 0.354" T (5.80mm x 9.00mm) | 0.748" (19.00mm) | - | 0.197" (5.00mm) |
|
PTSLR12106V650PTC RESET FUSE 6.5A 6V 1210 |
4,000 |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | - | 6V | 6.5 A | 13 A | 50 A | 5 s | 1 mOhms | 9 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.135" L x 0.110" W (3.43mm x 2.80mm) | - | 0.039" (1.00mm) | - |
|
|
PTSLR12106V600PTC RESET FUSE 6A 6V 1210 |
3,813 |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | - | 6V | 6 A | 12 A | 50 A | 5 s | 1 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.135" L x 0.110" W (3.43mm x 2.80mm) | - | 0.039" (1.00mm) | - |
|
TCF250-145T-B-0.5PTC RESET FUSE 60V 145MA SMD |
2,490 |
|
Datasheet | Nonstandard SMD | PolySwitch®, TCF250 | Bag | Active | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 1 s | 5 Ohms | 14 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.217" L x 0.217" W (5.50mm x 5.50mm) | - | 0.091" (2.30mm) | - |
|
|
PTSLR12106V550PTC RESET FUSE 5.5A 6V 1210 |
7,887 |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | - | 6V | 5.5 A | 11 A | 50 A | 5 s | 1 mOhms | 10 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.135" L x 0.110" W (3.43mm x 2.80mm) | - | 0.039" (1.00mm) | - |
|
|
PTR030V0135-TRPTC RESET FUSE 30V 1.35A RADIAL |
3,000 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 1.35 A | 2.7 A | 40 A | 7.3 s | 40 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.350" L x 0.118" W (8.90mm x 3.00mm) | 0.532" (13.50mm) | - | 0.197" (5.00mm) |
|
ASMD030F-2PTC RESET FUSE 60V 230MA 2SMD |
2,965 |
|
Datasheet | 2-SMD | PolySwitch®, ASMD | Tape & Reel (TR) | Active | Polymeric | 60V | 230 mA | 590 mA | 10 A | 12 s | 980 mOhms | 4.8 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.125" (3.18mm) | - |
|
|
MF-RX075/72-2PTC RESET FUSE 72V 750MA RADIAL |
2,905 |
|
Datasheet | Radial, Disc | MF-RX/72 | Tape & Reel (TR) | Active | - | 72V | 750 mA | 1.5 A | 40 A | 6.3 s | - | - | - | - | - | - | - | Through Hole | 0.409" Dia x 0.122" W (10.40mm x 3.10mm) | 0.630" (16.00mm) | - | 0.201" (5.10mm) |
|
MF-SM050/60-2PTC RESET FUSE 60V 500MA 2SMD |
2,844 |
|
Datasheet | 2-SMD | Multifuse®, MF-SM | Tape & Reel (TR) | Active | Polymeric | 60V | 500 mA | 1 A | 40 A | 4 s | 350 mOhms | 1.4 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.287" L x 0.214" W (7.31mm x 5.44mm) | - | 0.125" (3.18mm) | - |
|
LVR012K-2PTC RESET FUSE 240V 120MA RADIAL |
3,500 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Tape & Reel (TR) | 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) |
|
0ZRP0250FF2APTC RESET FUSE 60V 2.5A RADIAL |
2,398 |
|
Datasheet | Radial, Disc | 0ZRP | Tape & Reel (TR) | Active | Polymeric | 60V | 2.5 A | 5 A | 40 A | 15.6 s | 40 mOhms | 140 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.811" (20.60mm) | - | 0.201" (5.10mm) |
Frequently Asked Questions
What are PTC Resettable Fuses components used for?
PTC Resettable Fuses components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right PTC Resettable Fuses part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find PTC Resettable Fuses parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
