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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PTGL09AR1R8H2B51A0PTC RESET FUSE 30V 510MA RADIAL |
3,951 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 30V | 510 mA | 970 mA | 3 A | - | - | - | 1.8 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.374" Dia x 0.157" T (9.50mm x 4.00mm) | 0.610" (15.50mm) | - | 0.197" (5.00mm) |
|
AGRF800SPTC RESET FUSE 16V 8A RADIAL |
9,878 |
|
Datasheet | Radial, Disc | PolySwitch®, AGRF | Bulk | Obsolete | Polymeric | 16V | 8 A | 15 A | 100 A | 5.5 s | 4.9 mOhms | 17.5 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.500" L x 0.118" W (12.70mm x 3.00mm) | 0.823" (20.90mm) | - | 0.200" (5.08mm) |
|
PTR016V0300-TR1PTC RESET FUSE 16V 3A RADIAL |
3,534 |
|
Datasheet | Radial, Disc | PTR016V | Tape & Reel (TR) | Active | Polymeric | 16V | 3 A | 5.1 A | 100 A | 1 s | 38 mOhms | 98 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.280" L x 0.122" W (7.10mm x 3.10mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
|
PTGL07AS5R6K4N51A0PTC RESET FUSE 60V 236MA RADIAL |
2,039 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 60V | 236 mA | 314 mA | 2.2 A | - | - | - | 5.6 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.287" Dia x 0.138" T (7.30mm x 3.50mm) | 0.484" (12.30mm) | - | 0.197" (5.00mm) |
|
PTR030V0300-TRPTC RESET FUSE 30V 3A RADIAL |
5,591 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 3 A | 6 A | 40 A | 10.8 s | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.681" (17.30mm) | - | 0.197" (5.00mm) |
|
PTGL05AR121M9N51A0PTC RESET FUSE 265V 47MA RADIAL |
3,840 |
|
Datasheet | Radial, Disc | Posistor® | Tape & Box (TB) | Obsolete | Ceramic | 265V | 47 mA | 75 mA | 300 mA | - | - | - | 120 Ohms | -20°C ~ 60°C | - | - | - | Through Hole | 0.256" Dia x 0.256" W (6.50mm x 6.50mm) | 0.551" (14.00mm) | - | 0.197" (5.00mm) |
|
PTGL05AR151H8P52A0PTC RESET FUSE 265V 35MA RADIAL |
8,428 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 265V | 35 mA | 65 mA | 200 mA | - | - | - | 150 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.236" Dia x 0.236" T (6.00mm x 6.00mm) | 0.472" (12.00mm) | - | 0.197" (5.00mm) |
|
AHRF650SPTC RESET FUSE 16V 6.5A RADIAL |
4,621 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bulk | Obsolete | Polymeric | 16V | 6.5 A | 13.7 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) | - | 0.200" (5.08mm) |
|
PTGL07BD150N3B51A0PTC RESET FUSE 32V 100MA RADIAL |
3,820 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 32V | 100 mA | 195 mA | 1.5 A | - | - | - | 15 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) |
|
NANOSMDC020FPTC RESET FUSE 24V 200MA 1206 |
3,237 |
|
Datasheet | 1206 (3216 Metric), Concave | PolySwitch® | Tape & Reel (TR) | Obsolete | Polymeric | 24V | 200 mA | 420 mA | 100 A | 100 ms | 650 mOhms | - | - | - | - | - | - | Surface Mount | 0.126" L x 0.063" W (3.20mm x 1.60mm) | - | 0.032" (0.82mm) | - |
|
LVRL125SPTC RESET FUSE 120V 1.25A RADIAL |
2,726 |
|
Datasheet | Radial, Disc | PolySwitch®, LVRL | Bulk | Obsolete | Polymeric | 120V (135V Int) | 1.25 A | 2.5 A | 12.5 A | 20 s | 110 mOhms | 330 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.551" L x 0.161" W (14.00mm x 4.10mm) | 0.854" (21.70mm) | - | 0.200" (5.08mm) |
|
MF-R500-APPTC RESET FUSE 30V 5A RADIAL |
9,920 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Box (TB) | Active | Polymeric | 30V | 5 A | 10 A | 40 A | 14.5 s | 10 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.685" L x 0.118" W (17.40mm x 3.00mm) | 0.980" (24.90mm) | - | 0.402" (10.20mm) |
|
MF-RHT500-APPTC RESET FUSE 16V 5A RADIAL |
7,422 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bulk | Active | Polymeric | 16V | 5 A | 9 A | 100 A | 9 s | 17.5 mOhms | 45 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.744" (18.90mm) | - | 0.201" (5.10mm) |
|
|
MF-RHT550-APPTC RESET FUSE 16V 5.5A RADIAL |
5,352 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bulk | Active | Polymeric | 16V | 5.5 A | 10 A | 100 A | 6 s | 15 mOhms | 37 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.744" (18.90mm) | - | 0.201" (5.10mm) |
|
|
MF-RX300/72-2-14PTC RESET FUSE 72V 3A RADIAL |
2,494 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Tape & Box (TB) | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.814" L x 0.122" W (20.67mm x 3.10mm) | 0.839" (21.30mm) | - | 0.201" (5.10mm) |
|
|
MF-RX300/72-AP-14PTC RESET FUSE 72V 3A RADIAL |
2,416 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | Tape & Box (TB) | Active | Polymeric | 72V | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.814" L x 0.122" W (20.67mm x 3.10mm) | 0.834" (21.18mm) | - | 0.201" (5.10mm) |
|
|
MF-RHT450-AP-14PTC 4.5A 16V RADIAL LEADED HI-TE |
2,597 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | Active | Polymeric | 16V | 4.5 A | 7.8 A | 100 A | 3 s | 22 mOhms | 54 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.409" L x 0.118" W (10.40mm x 3.00mm) | 0.614" (15.60mm) | - | 0.201" (5.10mm) |
|
|
MF-RHT400-AP-14PTC 4.0A 16V RADIAL LEADED HI-TE |
3,737 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | Active | Polymeric | 16V | 4 A | 7.5 A | 100 A | 5 s | 24 mOhms | 60 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.394" L x 0.118" W (10.00mm x 3.00mm) | 0.591" (15.00mm) | - | 0.201" (5.10mm) |
|
|
MF-RHT300-AP-14PTC 3.0A 16V RADIAL LEADED HI-TE |
8,896 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Box (TB) | Active | Polymeric | 16V | 3 A | 6 A | 100 A | 5 s | 33 mOhms | 79 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.346" L x 0.118" W (8.80mm x 3.00mm) | 0.543" (13.80mm) | - | 0.201" (5.10mm) |
|
|
MF-RHT400-2-14PTC 4.0A 16V RADIAL LEADED HI-TE |
7,269 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | Active | Polymeric | 16V | 4 A | 7.5 A | 100 A | 5 s | 24 mOhms | 60 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.394" L x 0.118" W (10.00mm x 3.00mm) | 0.591" (15.00mm) | - | 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.
