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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B59850C0130A070PTC RESET FUSE 265V 200MA RADIAL |
2,142 |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 265V | 200 mA | 320 mA | 1.5 A | - | - | - | 13 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.433" Dia x 0.197" T (11.00mm x 5.00mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
|
B59773B0120A070PTC RESET FUSE 550V RADIAL DISC |
371 |
|
Datasheet | Radial, Disc | B59773 | Bulk | Active | Ceramic | 550V | - | 48 mA | 1 A | 3 s | - | - | 500 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.335" Dia x 0.276" T (8.50mm x 7.00mm) | 0.197" (5.00mm) | - | 0.197" (5.00mm) |
|
RHEF1500PTC RESET FUSE 16V 15A RADIAL |
609 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Bag | Active | Polymeric | 16V | 15 A | 28 A | 100 A | 20 s | 3.2 mOhms | 9.2 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.925" L x 0.142" W (23.50mm x 3.60mm) | 1.130" (28.70mm) | - | 0.400" (10.15mm) |
|
30R600UMRPTC RESET FUSE 30V 6A RADIAL |
3,214 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Cut Tape (CT) | Active | Polymeric | 30V | 6 A | 12 A | 40 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) | 1.055" (26.80mm) | - | 0.402" (10.20mm) |
|
B59860C0120A070PTC RESET FUSE 265V 140MA RADIAL |
1,298 |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 265V | 140 mA | 280 mA | 1.5 A | - | - | - | 15 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.433" Dia x 0.197" T (11.00mm x 5.00mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
|
B59950C0120A070PTC RESET FUSE 80V 320MA RADIAL |
1,265 |
|
Datasheet | Radial, Disc | B59950 | Bulk | Active | Ceramic | 80V | 320 mA | 640 mA | 5.5 A | - | - | - | 3.7 Ohms | -40°C ~ 125°C | - | - | - | Through Hole | 0.532" Dia x 0.138" T (13.50mm x 3.50mm) | 0.669" (17.00mm) | - | 0.197" (5.00mm) |
|
LR4-900FPTC RESET FUSE 20V 9A STRAP |
23,986 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Active | Polymeric | 20V | 9 A | 16.7 A | 100 A | 5 s | 6 mOhms | 14 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.831" L x 0.323" W (46.50mm x 8.20mm) | - | 0.039" (1.00mm) | - |
|
B59301P1120A062PTC RESET FUSE 24V 310MA 4032 |
1,915 |
|
Datasheet | 4032 (1080 Metric) | B59301 | Tape & Reel (TR) | Active | Ceramic | 24V | 310 mA | 640 mA | 1.6 A | - | 1.85 Ohms | - | 3.1 Ohms | -40°C ~ 60°C | Automotive | AEC-Q200 | - | Surface Mount | 0.394" L x 0.315" W (10.00mm x 8.00mm) | - | 0.150" (3.80mm) | - |
|
60R185XFPTC RESET FUSE 60V 1.85A RADIAL |
1,479 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 60R | Bulk | Active | Polymeric | 60V | 1.85 A | 3.7 A | 40 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.660" Dia x 0.122" T (16.76mm x 3.10mm) | 0.906" (23.00mm) | - | 0.201" (5.10mm) |
|
AHEF750PTC RESET FUSE 32V 7.5A RADIAL |
1,195 |
|
Datasheet | Radial, Disc | PolySwitch®, AHEF | Bag | Active | Polymeric | 32V | 7.5 A | 15 A | 100 A | 13 s | 7.4 mOhms | 23 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.830" L x 0.150" W (21.10mm x 3.80mm) | 0.980" (24.90mm) | - | 0.400" (10.15mm) |
|
AHRF1500PTC RESET FUSE 16V 15A RADIAL |
2,131 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bulk | Active | Polymeric | 16V | 15 A | 33 A | 100 A | 20 s | 2.7 mOhms | 9.2 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.925" L x 0.138" W (23.50mm x 3.50mm) | 1.130" (28.70mm) | - | 0.400" (10.15mm) |
|
|
B59860C0120A051PTC RESET FUSE 265V 140MA RADIAL |
3,988 |
|
Datasheet | Radial, Disc | - | Tape & Reel (TR) | Active | Ceramic | 265V | 140 mA | 280 mA | 1.5 A | - | - | - | 15 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.433" Dia x 0.197" T (11.00mm x 5.00mm) | 0.571" (14.50mm) | - | 0.197" (5.00mm) |
|
1812L050/60MR-APTC RESET FUSE 60V 500MA 1812 |
956 |
|
Datasheet | 1812 (4532 Metric), Concave | POLY-FUSE®, 1812L | Tape & Reel (TR) | Active | Polymeric | 60V | 500 mA | 1 A | 10 A | 150 ms | 150 mOhms | 1 Ohms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.179" L x 0.128" W (4.55mm x 3.24mm) | - | 0.071" (1.80mm) | - |
|
30R700UMRPTC RESET FUSE 30V 7A RADIAL |
1,195 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Cut Tape (CT) | Active | Polymeric | 30V | 7 A | 14 A | 40 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) | 1.126" (28.60mm) | - | 0.402" (10.20mm) |
|
0ZRS0750FF1APTC RESET FUSE 32V 7.5A RADIAL |
9,147 |
|
Datasheet | Radial, Disc | 0ZRS | Bulk | Active | Polymeric | 32V | 7.5 A | 15 A | 100 A | 13 s | 7.4 mOhms | 23 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.831" L x 0.150" W (21.10mm x 3.80mm) | 0.980" (24.90mm) | - | 0.402" (10.20mm) |
|
B59840C0120A070PTC RESET FUSE 265V 330MA RADIAL |
415 |
|
Datasheet | Radial, Disc | - | Bulk | Active | Ceramic | 265V | 330 mA | 660 mA | 4.1 A | - | - | - | 6 Ohms | 0°C ~ 60°C | - | - | - | Through Hole | 0.689" Dia x 0.197" T (17.50mm x 5.00mm) | 0.827" (21.00mm) | - | 0.197" (5.00mm) |
|
PTCCL10H010SBEPTC RESET FUSE 600V 10MA RADIAL |
2,185 |
|
Datasheet | Radial, Disc | PTCCL - 600V | Bulk | Active | Ceramic | 600V | 10 mA | 50 mA | 2 A | - | - | - | 400 Ohms | -20°C ~ 85°C | - | - | - | Through Hole | 0.394" Dia x 0.256" T (10.00mm x 6.50mm) | 0.532" (13.50mm) | - | 0.320" (8.12mm) |
|
MF-LSMF330/24X-22920 RESETTABLE SMD PPTC 3.3A/24 |
527 |
|
Datasheet | 2920 (7351 Metric), Concave | Multifuse®, MF-LSMF | Tape & Reel (TR) | Active | Polymeric | 24V | 3.3 A | - | - | - | - | - | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | - | - |
|
0805L175SLYRPTC RESET FUSE 6V 1.75A 0805 |
11,815 |
|
Datasheet | 0805 (2012 Metric), Concave | POLY-FUSE®, LoRho | Tape & Reel (TR) | Active | Polymeric | 6V | 1.75 A | 3.5 A | 50 A | 600 ms | 5 mOhms | 55 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.083" L x 0.053" W (2.10mm x 1.35mm) | - | 0.024" (0.60mm) | - |
|
30R900UMRPTC RESET FUSE 30V 9A RADIAL |
20,550 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 30R | Cut Tape (CT) | Active | Polymeric | 30V | 9 A | 18 A | 40 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.950" L x 0.120" W (24.10mm x 3.00mm) | 1.244" (31.60mm) | - | 0.402" (10.20mm) |
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.
