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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AHS080-2018-2PTC RESET FUSE 16V 800MA 2SMD |
23,714 |
|
Datasheet | 2-SMD | PolySwitch®, AHS | Tape & Reel (TR) | Active | Polymeric | 16V | 800 mA | 2 A | 70 A | 9 s | 130 mOhms | 550 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.200" L x 0.180" W (5.08mm x 4.58mm) | - | 0.060" (1.52mm) | - |
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0ZRM0090FF1EPTC RESET FUSE 120V 900MA RADIAL |
9,429 |
|
Datasheet | Radial, Disc | 0ZRM | Box | Active | Polymeric | 120V | 900 mA | 1.8 A | 5 A | 7.2 s | 200 mOhms | 470 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.469" Dia x 0.150" T (11.90mm x 3.80mm) | 0.626" (15.90mm) | - | 0.201" (5.10mm) |
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MF-NSHT016KX-2PTC RESET FUSE 30V 160MA 1206 |
9,387 |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSHT | Tape & Reel (TR) | Active | Polymeric | 30V | 160 mA | 800 mA | 20 A | 100 ms | 700 mOhms | 6 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.033" (0.85mm) | - |
|
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MF-NSHT050KX-2PTC RESET FUSE 16V 500MA 1206 |
8,302 |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSHT | Tape & Reel (TR) | Active | Polymeric | 16V | 500 mA | 2.5 A | 20 A | 100 ms | 170 mOhms | 1.6 Ohms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.047" (1.20mm) | - |
|
RUSBF110-2PTC RESET FUSE 16V 1.1A RADIAL |
4,920 |
|
Datasheet | Radial, Disc | PolySwitch®, RUSBF | Tape & Reel (TR) | Active | Polymeric | 16V | 1.1 A | 2.2 A | 40 A | 2.3 s | 50 mOhms | 140 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.559" (14.20mm) | - | 0.199" (5.05mm) |
|
RKEF185PTC RESET FUSE 60V 1.85A RADIAL |
23,820 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 1.85 A | 3.7 A | 40 A | 12.6 s | 60 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.512" L x 0.150" W (13.00mm x 3.81mm) | 0.740" (18.80mm) | - | 0.200" (5.08mm) |
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MF-RX185/72-0PTC RESET FUSE 72V 1.85A RADIAL |
18,727 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Bulk | Active | Polymeric | 72V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.701" L x 0.122" W (17.80mm x 3.10mm) | 0.902" (22.90mm) | - | 0.201" (5.10mm) |
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MICROASMD005F-2PTC RESET FUSE 30V 50MA 1210 |
11,911 |
|
Datasheet | 1210 (3225 Metric), Concave | PolySwitch®, microASMD | Tape & Reel (TR) | Active | Polymeric | 30V | 50 mA | 150 mA | 10 A | 1.5 s | 3.6 Ohms | 50 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.026" (0.67mm) | - |
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1812L260THDRPTC RESET FUSE 8V 2.6A 1812 |
7,610 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 8V | 2.6 A | 5.2 A | 100 A | 2.5 s | 15 mOhms | 47 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.039" (1.00mm) | - |
;RA.JPG "PRG21BC2R2MM1RA")
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PRG21BC2R2MM1RAPTC RESET FUSE 16V 220MA 0805 |
2,500 |
|
Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 220 mA | 500 mA | 9 A | - | - | - | 2.2 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
;RK.JPG "PRG21BB220MB1RK")
|
PRG21BB220MB1RKPTC RESET FUSE 20V 44MA 0805 |
26,767 |
|
Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 44 mA | 91 mA | 1.1 A | - | - | - | 22 Ohms | -20°C ~ 60°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.057" (1.45mm) | - |
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PRG21BC1R0MM1RAPTC RESET FUSE 12V 330MA 0805 |
24,850 |
|
Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 12V | 330 mA | 740 mA | 10 A | - | - | - | 1 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
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CMF-RL35-0PTC RESET FUSE 220V 75MA RADIAL |
13,013 |
|
Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 230V (600V Int) | 80 mA | 220 mA | 3 A | 150 ms | - | - | 35 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.386" L x 0.197" W (9.80mm x 5.00mm) | 0.532" (13.50mm) | - | 0.200" (5.08mm) |
|
RXEF160-2PTC RESET FUSE 72V 1.6A RADIAL |
4,444 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 1.6 A | 3.2 A | 40 A | 11.4 s | 90 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.642" Dia x 0.118" T (16.30mm x 3.00mm) | 0.819" (20.80mm) | - | 0.200" (5.08mm) |
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RXEF090-2PTC RESET FUSE 72V 900MA RADIAL |
4,265 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | Tape & Reel (TR) | Active | Polymeric | 72V | 900 mA | 1.8 A | 40 A | 7.2 s | 200 mOhms | 470 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.441" Dia x 0.118" T (11.20mm x 3.00mm) | 0.622" (15.80mm) | - | 0.199" (5.05mm) |
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SMD150F/33-2920-2PTC RESET FUSE 33V 1.5A 2SMD |
3,902 |
|
Datasheet | 2-SMD | PolySwitch®, SMD | Tape & Reel (TR) | Active | Polymeric | 33V | 1.5 A | 3 A | 40 A | 5 s | 80 mOhms | - | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.289" L x 0.202" W (7.35mm x 5.12mm) | - | 0.118" (3.00mm) | - |
|
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1812L200THPRPTC RESET FUSE 8V 2A 1812 |
3,354 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 8V | 2 A | 3.5 A | 100 A | 2 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.024" (0.60mm) | - |
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RKEF160PTC RESET FUSE 60V 1.6A RADIAL |
2,246 |
|
Datasheet | Radial, Disc | PolySwitch®, RKEF | Bag | Active | Polymeric | 60V | 1.6 A | 3.2 A | 40 A | 9 s | 100 mOhms | 320 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.480" L x 0.150" W (12.20mm x 3.81mm) | 0.720" (18.30mm) | - | 0.200" (5.08mm) |
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1206L005/30WRPTC RESET FUSE 60V 50MA 1206 |
2,124 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, 1206L | Tape & Reel (TR) | Active | Polymeric | 30V | 50 mA | 150 mA | 10 A | 1.5 s | 3.6 Ohms | 20 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.126" L x 0.065" W (3.20mm x 1.65mm) | - | - | - |
|
RHEF050PTC RESET FUSE 30V 500MA RADIAL |
2,000 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 30V | 500 mA | 920 mA | 40 A | 2.5 s | 480 mOhms | 1.1 Ohms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 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.
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.
