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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MF-RHT800-2PTC RESET FUSE 16V 8A RADIAL |
1,950 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | Active | Polymeric | 16V | 8 A | 15 A | 100 A | 8 s | 8 mOhms | 20 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.630" L x 0.118" W (16.00mm x 3.00mm) | 0.886" (22.50mm) | - | 0.201" (5.10mm) |
|
AHRL350PTC RESET FUSE 3.5A 16V RAD |
332 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRL | Bulk | Active | Polymeric | 16V | 3.5 A | 7 A | 50 A | 4.5 s | 18 mOhms | 32 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.331" L x 0.118" W (8.40mm x 3.00mm) | 0.488" (12.40mm) | - | 0.199" (5.05mm) |
|
|
AHRL600PTC RESET FUSE 6A 16V RAD |
2,896 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRL | Bulk | Active | Polymeric | 16V | 6 A | 13 A | 50 A | 6.5 s | 9 mOhms | 14 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.344" L x 0.118" W (8.75mm x 3.00mm) | 0.630" (16.00mm) | - | 0.199" (5.05mm) |
|
|
AHRL500PTC RESET FUSE 5A 16V RAD |
2,219 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRL | Bulk | Active | Polymeric | 16V | 5 A | 10 A | 50 A | 5.8 s | 13.5 mOhms | 24 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.362" L x 0.118" W (9.20mm x 3.00mm) | 0.555" (14.10mm) | - | 0.199" (5.05mm) |
|
RUEF600-1PTC RESET FUSE 30V 6A RADIAL |
250 |
|
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) | 0.949" (24.10mm) | - | 0.400" (10.15mm) |
|
PTR016V1400-BKPTC RESET FUSE 16V 14A RADIAL |
125 |
|
Datasheet | Radial, Disc | PTR016V | Bulk | Active | Polymeric | 16V | 14 A | 23.8 A | 100 A | 9 s | 2 mOhms | 7 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.925" L x 0.122" W (23.50mm x 3.10mm) | 1.098" (27.90mm) | - | 0.394" (10.00mm) |
|
MF-R250UPTC RESET FUSE 30V 2.5A RADIAL |
4,907 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 30V | 2.5 A | 5 A | 40 A | 10.3 s | 25 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.472" L x 0.118" W (12.00mm x 3.00mm) | 0.720" (18.30mm) | - | 0.201" (5.10mm) |
|
LVR040S-1PTC RESET FUSE 240V 400MA RADIAL |
850 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 400 mA | 900 mA | 5.5 A | 24 s | 600 mOhms | 1.9 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.453" L x 0.150" W (11.50mm x 3.80mm) | 0.768" (19.50mm) | - | 0.200" (5.08mm) |
|
MF-RHT500-0PTC RESET FUSE 16V 5A RADIAL |
808 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Bag | 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-RX012/250-T-2PTC RESET FUSE 60V 120MA RADIAL |
4,594 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/250 | Tape & Reel (TR) | Active | Polymeric | 60V (250V Int) | 120 mA | - | 3 A | - | 7 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) | - | 0.201" (5.10mm) |
|
1210L175WRPTC RESET FUSE 6V 1.75A 1210 |
4,978 |
|
Datasheet | 1210 (3225 Metric), Concave | POLY-FUSE®, 1210L | Tape & Reel (TR) | Active | Polymeric | 6V | 1.75 A | 3.5 A | 100 A | 600 ms | 20 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.102" W (3.22mm x 2.58mm) | - | 0.039" (1.00mm) | - |
|
TRF250-145TPTC RESET FUSE 60V 145MA RADIAL |
480 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 60V (250V Int) | 145 mA | 290 mA | 3 A | 2.5 s | 5.4 Ohms | 14 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) |
|
|
MF-RHT550-2PTC RESET FUSE 16V 5.5A RADIAL |
276 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | 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-RHT500-2PTC RESET FUSE 16V 5A RADIAL |
117 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RHT | Tape & Reel (TR) | 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-R800-2PTC RESET FUSE 30V 8A RADIAL |
1,205 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 30V | 8 A | 16 A | 40 A | 18.8 s | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.953" L x 0.118" W (24.20mm x 3.00mm) | 1.295" (32.90mm) | - | 0.402" (10.20mm) |
|
|
RUEF700K-2PTC RESET FUSE 30V 7A RADIAL |
700 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Tape & Reel (TR) | Active | Polymeric | 30V | 7 A | 14 A | 100 A | 17.5 s | 5 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.752" L x 0.118" W (19.10mm x 3.00mm) | 1.091" (27.70mm) | - | 0.400" (10.15mm) |
|
PTR030V0800-BKPTC RESET FUSE 30V 8A RADIAL |
252 |
|
Datasheet | Radial, Disc | PTR030V | Bulk | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.150" (29.20mm) | - | 0.394" (10.00mm) |
|
MF-RG300-2PTC RESET FUSE 16V 3A RADIAL |
3,556 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Tape & Reel (TR) | Active | Polymeric | 16V | 3 A | 5.1 A | 100 A | 1 s | 38 mOhms | 97.5 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.280" L x 0.118" W (7.10mm x 3.00mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
|
|
RUEF800KPTC RESET FUSE 30V 8A RADIAL |
1,841 |
|
Datasheet | Radial, Disc | PolySwitch®, RUEF | Bag | Active | Polymeric | 30V | 8 A | 16 A | 100 A | 18.8 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.850" L x 0.118" W (21.60mm x 3.00mm) | 1.189" (30.20mm) | - | 0.400" (10.15mm) |
|
72R110XMRPTC RESET FUSE 72V 1.1A RADIAL |
2,472 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 72R | Cut Tape (CT) | Active | Polymeric | 72V | 1.1 A | 2.2 A | 40 A | 8.2 s | 150 mOhms | 380 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.512" Dia x 0.122" T (13.00mm x 3.10mm) | 0.717" (18.20mm) | - | 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.
