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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PTR030V0250-TRPTC RESET FUSE 30V 2.5A RADIAL |
1,430 |
|
Datasheet | Radial, Disc | PTR030V | Tape & Reel (TR) | Active | Polymeric | 30V | 2.5 A | 5 A | 40 A | 10.3 s | 20 mOhms | 70 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.449" L x 0.118" W (11.40mm x 3.00mm) | 0.720" (18.30mm) | - | 0.197" (5.00mm) |
|
MF-R090-0-17PTC RESETTABLE 0.9A 60V RADIAL L |
2,343 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Bulk | Active | Polymeric | 60V | 900 mA | 1.8 A | 40 A | 7.2 s | 140 mOhms | 470 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.461" Dia x 0.122" T (11.70mm x 3.10mm) | 0.657" (16.70mm) | - | 0.201" (5.10mm) |
|
MF-RX110/72-2-14PTC RESET FUSE 72V 1.1A RADIAL |
2,999 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RX/72 | 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 | 0.427" L x 0.122" W (10.84mm x 3.10mm) | 0.663" (16.84mm) | - | 0.201" (5.10mm) |
|
MF-R185-APPTC RESET FUSE 30V 1.85A RADIAL |
2,594 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Cut Tape (CT) | Active | Polymeric | 30V | 1.85 A | 3.7 A | 40 A | 8.7 s | 40 mOhms | 110 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.472" Dia x 0.118" T (12.00mm x 3.00mm) | 0.724" (18.40mm) | - | 0.201" (5.10mm) |
|
MF-NSMF175-21206 POLYMER PTC 1.75A/6V |
2,580 |
|
Datasheet | 1206 (3216 Metric), Concave | Multifuse®, MF-NSMF | Tape & Reel (TR) | Active | Polymeric | 6V | 1.75 A | 3.5 A | 100 A | 1 s | 20 mOhms | 85 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.128" L x 0.063" W (3.25mm x 1.60mm) | - | 0.063" (1.60mm) | - |
|
ASMD250F-2PTC RESET FUSE 16V 1.97A 2SMD |
1,435 |
|
Datasheet | 2-SMD | PolySwitch®, ASMD | Tape & Reel (TR) | Active | Polymeric | 16V | 1.97 A | 5 A | 40 A | 30 s | 35 mOhms | 85 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.343" L x 0.250" W (8.70mm x 6.36mm) | - | 0.118" (3.00mm) | - |
|
|
72R090XPRPTC RESET FUSE 72V 900MA RADIAL |
2,860 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 72R | Cut Tape (CT) | 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 0.122" T (11.20mm x 3.10mm) | 0.622" (15.80mm) | - | 0.201" (5.10mm) |
|
RGEF600-2PTC RESET FUSE 16V 6A RADIAL |
1,945 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Tape & Reel (TR) | Active | Polymeric | 16V | 6 A | 10.2 A | 100 A | 3.3 s | 10 mOhms | 28 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.098" W (10.20mm x 2.50mm) | 0.673" (17.10mm) | - | 0.199" (5.05mm) |
|
60R065XPRPTC RESET FUSE 60V 650MA RADIAL |
3,897 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Cut Tape (CT) | Active | Polymeric | 60V | 650 mA | 1.3 A | 40 A | 5.3 s | 310 mOhms | 720 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.370" Dia x 0.122" T (9.40mm x 3.10mm) | 0.571" (14.50mm) | - | 0.201" (5.10mm) |
|
MF-RX050/72-2PTC RESET FUSE 72V 500MA RADIAL |
3,785 |
|
Datasheet | Radial, Disc | MF-RX/72 | Tape & Reel (TR) | Active | - | 72V | 500 mA | 1 A | 40 A | 4 s | - | - | - | - | - | - | - | Through Hole | 0.311" Dia x 0.122" W (7.90mm x 3.10mm) | - | - | 0.201" (5.10mm) |
|
MF-RM012/240-0PTC RESET FUSE 240V 120MA RADIAL |
2,945 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RM | Bulk | Active | Polymeric | 240V (265V Int) | 120 mA | 300 mA | 1.2 A | 15 s | 3 Ohms | 12 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.327" Dia x 0.150" T (8.30mm x 3.80mm) | 0.508" (12.90mm) | - | 0.114" (2.90mm) |
|
MF-RG700-0PTC RESET FUSE 16V 7A RADIAL |
2,580 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | 7 A | 11.9 A | 100 A | 8 s | 8 mOhms | 21 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.740" (18.80mm) | - | 0.201" (5.10mm) |
|
|
MF-RX040/72-2PTC RESET FUSE 72V 400MA RADIAL |
2,247 |
|
Datasheet | Radial, Disc | MF-RX/72 | Tape & Reel (TR) | 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) |
|
MF-VS170-0PTC RESET FUSE 16V 1.7A STRAP |
1,982 |
|
Datasheet | Strap | Multifuse®, MF-VS | Bulk | Active | Polymeric | 16V | 1.7 A | 3.4 A | 100 A | 3 s | 30 mOhms | 105 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.669" L x 0.205" W (17.00mm x 5.20mm) | - | 0.035" (0.90mm) | - |
|
LVR008NS-1PTC RESET FUSE 240V 80MA RADIAL |
1,500 |
|
Datasheet | Radial, Disc | PolySwitch®, LVR | Bag | Active | Polymeric | 240V (265V Int) | 80 mA | 190 mA | 1.2 A | 10 s | 7.4 Ohms | 26 Ohms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.283" Dia x 0.181" T (7.20mm x 4.60mm) | 0.402" (10.20mm) | - | 0.200" (5.08mm) |
|
MF-USML260/12-2PTC RESET FUSE 12V 2.6A 1210 |
4,860 |
|
Datasheet | 1210 (3225 Metric), Concave | Multifuse®, MF-USML/X | Tape & Reel (TR) | Active | Polymeric | 12V | 2.6 A | 5.2 A | 50 A | 5 s | 4 mOhms | 30 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.127" L x 0.101" W (3.22mm x 2.58mm) | - | 0.031" (0.80mm) | - |
|
CMF-RL50-10-0PTC RESET FUSE 220V 65MA RADIAL |
3,551 |
|
Datasheet | Radial, Disc | CMF-RL | Bulk | Active | Ceramic | 220V (600V Int) | 65 mA | 150 mA | 3 A | 150 ms | - | - | 50 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) |
|
TRF250-183SPTC RESET FUSE 100V 183MA RADIAL |
1,210 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Active | Polymeric | 100V (250V Int) | 183 mA | 685 mA | 10 A | 1.8 s | 800 mOhms | 3.4 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.295" Dia x 0.150" T (7.50mm x 3.80mm) | 0.374" (9.50mm) | - | 0.197" (5.00mm) |
|
0ZRN0070FF1EPTC RESET FUSE 30V 700MA RADIAL |
2,985 |
|
Datasheet | Radial, Disc | 0ZRN | Bulk | Active | Polymeric | 30V | 700 mA | 1.4 A | 40 A | 3.2 s | 300 mOhms | 800 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.272" L x 0.118" W (6.90mm x 3.00mm) | 0.425" (10.80mm) | - | 0.201" (5.10mm) |
|
|
MF-RG800-0PTC RESET FUSE 16V RADIAL DISC |
2,829 |
|
Datasheet | Radial, Disc | Multifuse®, MF-RG | Bulk | Active | Polymeric | 16V | - | - | 100 A | - | - | - | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.500" L x 0.118" W (12.70mm x 3.00mm) | 0.823" (20.90mm) | - | 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.
