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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MF-RX090/72-0PTC RESET FUSE 72V 900MA RADIAL |
5,053 |
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Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Bulk | Active | Polymeric | 72V | 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) |
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TRF250-110UTPTC RESET FUSE 60V 110MA RADIAL |
3,431 |
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Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Obsolete | Polymeric | 60V (250V Int) | 110 mA | 220 mA | 3 A | 1.2 s | 5 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.209" Dia x 0.150" T (5.30mm x 3.80mm) | 0.370" (9.40mm) | - | 0.197" (5.00mm) |
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24LT100UPTC RESET FUSE 24V 1A STRAP |
7,995 |
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Datasheet | Strap | POLY-FUSE®, LT | Bulk | Obsolete | Polymeric | 24V | 1 A | 2.5 A | 100 A | 7 s | 70 mOhms | 260 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.866" L x 0.199" W (22.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |
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MF-R025-AP-17PTC RESETTABLE 0.25A 60V RADIAL |
3,683 |
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Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Box (TB) | Active | Polymeric | 60V | 250 mA | 500 mA | 40 A | 2.5 s | 1 Ohms | 3 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
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0ZRF0011FF1EPTC RESET FUSE 60V 110MA RADIAL |
8,429 |
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Datasheet | Radial, Disc | 0ZRF | Box | Active | Polymeric | 60V | 110 mA | 400 mA | 3 A | 2 s | 5 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.268" L x 0.181" W (6.80mm x 4.60mm) | 0.390" (9.90mm) | - | 0.197" (5.00mm) |
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0ZRF0012FF1EPTC RESET FUSE 60V 120MA RADIAL |
5,098 |
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Datasheet | Radial, Disc | 0ZRF | Box | Active | Polymeric | 60V | 120 mA | 480 mA | 3 A | 2 s | 4 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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0ZRF0015FF1EPTC RESET FUSE 60V 150MA RADIAL |
6,203 |
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Datasheet | Radial, Disc | 0ZRF | Box | Active | Polymeric | 60V | 150 mA | 580 mA | 3 A | 2.5 s | 3 Ohms | 12 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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PTR016V0185-TRPTC RESET FUSE 16V 1.85A RADIAL |
5,721 |
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Datasheet | Radial, Disc | PTR016V | Tape & Reel (TR) | Active | Polymeric | 16V | 1.85 A | 3.7 A | 40 A | 10 s | 30 mOhms | 90 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.122" W (10.20mm x 3.10mm) | 0.618" (15.70mm) | - | 0.197" (5.00mm) |
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PTR030V0110-TRPTC RESET FUSE 30V 1.1A RADIAL |
7,998 |
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Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 1.1 A | 2.2 A | 40 A | 6.6 s | 50 mOhms | 170 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" L x 0.118" W (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.197" (5.00mm) |
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0ZRA0900FF1APTC RESET FUSE 16V 9A RADIAL |
4,827 |
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Datasheet | Radial, Disc | 0ZRA | Box | Active | Polymeric | 16V | 9 A | 15.3 A | 100 A | 12 s | 4 mOhms | 15 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.551" L x 0.118" W (14.00mm x 3.00mm) | 0.854" (21.70mm) | - | 0.201" (5.10mm) |
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PTGL07BD330N3B51A0PTC RESET FUSE 32V 60MA RADIAL |
6,141 |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 32V | 60 mA | 135 mA | 1.5 A | - | - | - | 33 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.291" Dia x 0.157" T (7.40mm x 4.00mm) | 0.528" (13.40mm) | - | 0.197" (5.00mm) |
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SRP420PTC RESET FUSE 30V 4.2A STRAP |
6,225 |
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Datasheet | Strap | PolySwitch®, SRP | Bulk | Obsolete | 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) | - |
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PFMF.160.2PTC RESET FUSE 8V 1.6A 1812 |
2,701 |
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Datasheet | 1812 (4532 Metric), Concave | PFMF | Tape & Reel (TR) | Active | Polymeric | 8V | 1.6 A | 2.8 A | 100 A | 2 s | 35 mOhms | 99 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.033" (0.85mm) | - |
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15LR190UPTC RESET FUSE 15V 1.9A STRAP |
8,831 |
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Datasheet | Strap | POLY-FUSE®, LR | Bulk | Obsolete | Polymeric | 15V | 1.9 A | 3.9 A | 100 A | 5 s | 39 mOhms | 102 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.827" L x 0.205" W (21.00mm x 5.20mm) | - | 0.039" (1.00mm) | - |
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MF-RX040/72-APPTC RESET FUSE 72V 400MA RADIAL |
2,054 |
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Datasheet | Radial, Disc | MF-RX/72 | Tape & Box (TB) | Active | - | 72V | 400 mA | 800 mA | 40 A | 3.9 s | - | - | - | - | - | - | - | Through Hole | 0.291" Dia x 0.122" W (7.40mm x 3.10mm) | - | - | 0.201" (5.10mm) |
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MF-RX065/72-APPTC RESET FUSE 72V 650MA RADIAL |
5,777 |
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Datasheet | Radial, Disc | MF-RX/72 | Tape & Box (TB) | Active | - | 72V | 650 mA | 1.3 A | 40 A | 5.3 s | - | - | - | - | - | - | - | Through Hole | 0.382" Dia x 0.122" W (9.70mm x 3.10mm) | 0.598" (15.20mm) | - | 0.201" (5.10mm) |
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MF-RX075/72-APPTC RESET FUSE 72V 750MA RADIAL |
4,725 |
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Datasheet | Radial, Disc | MF-RX/72 | Tape & Box (TB) | 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) |
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MF-RX090/72-APPTC RESET FUSE 72V 900MA RADIAL |
4,292 |
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Datasheet | Radial, Disc | MF-RX/72 | Tape & Box (TB) | Active | - | 72V | 900 mA | 1.8 A | 40 A | 7.2 s | - | - | - | - | - | - | - | Through Hole | 0.461" Dia x 0.122" W (11.70mm x 3.10mm) | 0.657" (16.70mm) | - | 0.201" (5.10mm) |
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MF-RX110/72-APPTC RESET FUSE 72V 1.1A RADIAL |
5,284 |
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Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Tape & Box (TB) | 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) |
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MF-RX135/72-APPTC RESET FUSE 72V 1.35A RADIAL |
3,548 |
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Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Tape & Box (TB) | Active | Polymeric | 72V | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.483" L x 0.122" W (12.26mm x 3.10mm) | 0.718" (18.26mm) | - | 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.