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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250R080UPTC RESET FUSE 60V 80MA RADIAL |
181 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 250R | Bulk | Active | Polymeric | 60V (250V Int) | 80 mA | 160 mA | 3 A | 4 s | 14 Ohms | 33 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.228" Dia x 0.181" T (5.80mm x 4.60mm) | 0.390" (9.90mm) | - | 0.201" (5.10mm) |
|
PTSLR12106V350PTC RESET FUSE 6V 3.5A 1210 |
2,325 |
|
Datasheet | 1210 (3225 Metric), Concave | PTSLR1210 | Tape & Reel (TR) | Active | Polymeric | 6V | 3.5 A | 7 A | 50 A | 2 s | 3 mOhms | 18 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.047" (1.20mm) | - |
|
PTR030V0400-TRPTC RESET FUSE 30V 4A RADIAL |
973 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 4 A | 8 A | 40 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) | 0.791" (20.10mm) | - | 0.197" (5.00mm) |
|
16R500GUPTC RESET FUSE 16V 5A RADIAL |
624 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 16R | Bulk | 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) |
|
0ZRB0900FF1APTC RESET FUSE 30V 9A RADIAL |
1,000 |
|
Datasheet | Radial, Disc | 0ZRB | Box | Active | Polymeric | 30V | 9 A | 18 A | 40 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.949" L x 0.118" W (24.10mm x 3.00mm) | 1.169" (29.70mm) | - | 0.402" (10.20mm) |
|
0ZRM0125FF1APTC RESET FUSE 120V 1.25A RADIAL |
913 |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 1.25 A | 2.5 A | 12.5 A | 20 s | 110 mOhms | 330 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.161" W (14.00mm x 4.10mm) | 0.854" (21.70mm) | - | 0.201" (5.10mm) |
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MF-LR450PTC RESET FUSE 16V 4.5A STRAP |
729 |
|
Datasheet | Strap | Multifuse®, MF-LR | Bulk | Active | Polymeric | 16V | 4.5 A | 8.9 A | 100 A | 5 s | 11 mOhms | 28 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.984" L x 0.402" W (25.00mm x 10.21mm) | - | 0.039" (1.00mm) | - |
|
CMF-RL55A-10-0PTC RESET FUSE 220V 50MA RADIAL |
513 |
|
Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 220V (600V Int) | 50 mA | 100 mA | 3 A | 100 ms | - | - | 55 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.295" L x 0.220" W (7.50mm x 5.60mm) | 0.512" (13.00mm) | - | 0.197" (5.00mm) |
|
RGEF800KPTC RESET FUSE 16V 8A RADIAL |
362 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 8 A | 13.6 A | 100 A | 5 s | 5.6 mOhms | 17.5 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.480" L x 0.098" W (12.20mm x 2.50mm) | 0.823" (20.90mm) | - | 0.199" (5.05mm) |
|
RUEF600KPTC RESET FUSE 30V 6A RADIAL |
225 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 6 A | 12 A | 100 A | 16 s | 5 mOhms | 40 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.650" L x 0.118" W (16.50mm x 3.00mm) | 1.032" (26.20mm) | - | 0.400" (10.15mm) |
|
TRF600-150-RBPTC RESET FUSE 250V 150MA RADIAL |
123 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF600 | Bag | Active | Polymeric | 250V (600V Int) | 150 mA | 300 mA | 40 A | 3 s | 9 Ohms | 22 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.354" L x 0.181" W (9.00mm x 4.60mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
|
MF-RHT600-0PTC RESET FUSE 16V 6A RADIAL |
748 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bag | Active | Polymeric | 16V | 6 A | 10.8 A | 100 A | 5 s | 13 mOhms | 21.5 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.827" (21.00mm) | - | 0.201" (5.10mm) |
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RXEF250KPTC RESET FUSE 72V 2.5A RADIAL |
722 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Bag | Active | Polymeric | 72V | 2.5 A | 5 A | 40 A | 15.6 s | 50 mOhms | 130 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.785" Dia x 0.118" T (19.93mm x 3.00mm) | 1.032" (26.20mm) | - | 0.400" (10.15mm) |
|
PTCCL05H760HBEPTC RESET FUSE 265V 76MA RADIAL |
610 |
|
Datasheet | Radial, Disc | PTCCL - 265V | Bulk | Active | Ceramic | 265V | 76 mA | 115 mA | 550 mA | - | - | - | 85 Ohms | 0°C ~ 70°C | - | - | - | Through Hole | 0.197" Dia x 0.217" T (5.00mm x 5.50mm) | 0.394" (10.00mm) | - | 0.197" (5.00mm) |
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0ZRP0400FF1APTC RESET FUSE 60V 4A RADIAL |
338 |
|
Datasheet | Radial, Disc | 0ZRP | Bulk | Active | Polymeric | 60V | 4 A | 8 A | 40 A | 24 s | 14 mOhms | 60 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.827" L x 0.142" W (21.00mm x 3.60mm) | 0.980" (24.90mm) | - | 0.402" (10.20mm) |
|
AHRF650PTC RESET FUSE 16V 6.5A RADIAL |
153 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 6.5 A | 7 A | 100 A | 7 s | 9 mOhms | 26 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.500" L x 0.118" W (12.70mm x 3.00mm) | 0.874" (22.20mm) | - | 0.199" (5.05mm) |
|
RHEF700PTC RESET FUSE 16V 7A RADIAL |
280 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 16V | 7 A | 13 A | 100 A | 7 s | 10 mOhms | 25 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.862" (21.90mm) | - | 0.199" (5.05mm) |
|
PTSLR08056V075PTC RESET FUSE 6V 750MA 0805 |
726 |
|
Datasheet | 0805 (2012 Metric), Concave | PTSLR0805 | Tape & Reel (TR) | Active | Polymeric | 6V | 750 mA | 1.5 A | 50 A | 200 ms | 40 mOhms | 160 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.028" (0.70mm) | - |
|
LR4-380XFPTC RESET FUSE 15V 3.8A STRAP |
598 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bulk | Active | Polymeric | 15V | 3.8 A | 8.3 A | 100 A | 5 s | 13 mOhms | 37 mOhms | - | - | - | - | - | User Defined | 1.339" L x 0.205" W (34.00mm x 5.20mm) | - | 0.039" (1.00mm) | - |
|
RHEF750PTC RESET FUSE 16V 7.5A RADIAL |
500 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 16V | 7.5 A | 13.1 A | 100 A | 7 s | 9.4 mOhms | 22 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.925" (23.50mm) | - | 0.199" (5.05mm) |
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.
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