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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PFRA.090.009PTC RESET FUSE 30V 900MA RADIAL |
4,180 |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 30V | 900 mA | 1.8 A | 40 A | 5.9 s | 70 mOhms | 220 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.461" Dia x 0.122" T (11.70mm x 3.10mm) | 0.657" (16.70mm) | - | 0.201" (5.10mm) |
|
AHRF450PTC RESET FUSE 16V 4.5A RADIAL |
4,462 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 4.5 A | 8.7 A | 100 A | 4 s | 17 mOhms | 54 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.409" Dia x 0.122" T (10.40mm x 3.10mm) | 0.563" (14.30mm) | - | 0.199" (5.05mm) |
|
0ZRA0300FF2DPTC RESET FUSE 16V 3A RADIAL |
2,699 |
|
Datasheet | Radial, Disc | 0ZRA | Tape & Reel (TR) | Active | Polymeric | 16V | 3 A | 5.1 A | 100 A | 2 s | 34 mOhms | 105 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.280" L x 0.118" W (7.10mm x 3.00mm) | 0.433" (11.00mm) | - | 0.201" (5.10mm) |
|
0ZRB0185FF2EPTC RESET FUSE 30V 1.85A RADIAL |
4,077 |
|
Datasheet | Radial, Disc | 0ZRB | Tape & Reel (TR) | Active | Polymeric | 30V | 1.85 A | 3.7 A | 40 A | 8.7 s | 30 mOhms | 90 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.402" L x 0.118" W (10.20mm x 3.00mm) | 0.618" (15.70mm) | - | 0.201" (5.10mm) |
|
PTR030V0185-BKPTC RESET FUSE 30V 1.85A RADIAL |
2,368 |
|
Datasheet | Radial, Disc | PTR030V | Bulk | Active | Polymeric | 30V | 1.85 A | 3.7 A | 40 A | 8.7 s | 30 mOhms | 90 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" L x 0.118" W (10.20mm x 3.00mm) | 0.618" (15.70mm) | - | 0.197" (5.00mm) |
|
AHRF600PTC RESET FUSE 16V 6A RADIAL |
2,768 |
|
Datasheet | Radial, Disc | PolySwitch®, AHRF | Bag | Active | Polymeric | 16V | 6 A | 12 A | 100 A | 6.5 s | 10 mOhms | 32 mOhms | - | -40°C ~ 125°C | Automotive | AEC-Q200 | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.827" (21.00mm) | - | 0.199" (5.05mm) |
|
MF-SM260-2PTC RESET FUSE 6V 2.6A 2SMD |
7,302 |
|
Datasheet | 2-SMD | Multifuse®, MF-SM | Tape & Reel (TR) | Active | Polymeric | 6V | 2.6 A | 5.2 A | 100 A | 20 s | 25 mOhms | 75 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Surface Mount | 0.287" L x 0.214" W (7.31mm x 5.44mm) | - | 0.118" (3.00mm) | - |
|
0ZRG0075FF2EPTC RESET FUSE 30V 750MA RADIAL |
2,213 |
|
Datasheet | Radial, Disc | 0ZRG | Tape & Reel (TR) | Active | Polymeric | 30V | 750 mA | 1.3 A | 40 A | 400 ms | 80 mOhms | 230 mOhms | - | -40°C ~ 85°C | Automotive | AEC-Q200 | - | Through Hole | 0.272" Dia x 0.118" T (6.90mm x 3.00mm) | 0.449" (11.40mm) | - | 0.201" (5.10mm) |
|
RXEF090-APPTC RESET FUSE 72V 900MA RADIAL |
2,207 |
|
Datasheet | Radial, Disc | PolySwitch®, RXEF | 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 0.118" T (11.20mm x 3.00mm) | 0.622" (15.80mm) | - | 0.199" (5.05mm) |
|
LR4-600XFPTC RESET FUSE 20V 6A STRAP |
3,129 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bulk | Active | Polymeric | 20V | 6 A | 11.7 A | 100 A | 5 s | 7 mOhms | 19 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.638" L x 0.283" W (41.60mm x 7.20mm) | - | 0.039" (1.00mm) | - |
|
RGEF300KPTC RESET FUSE 16V 3A RADIAL |
3,717 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 3 A | 5.1 A | 100 A | 1 s | 38 mOhms | 97.5 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.260" L x 0.098" W (6.60mm x 2.50mm) | 0.535" (13.60mm) | - | 0.199" (5.05mm) |
|
|
PFRA.160PTC RESET FUSE 30V 1.6A RADIAL |
7,026 |
|
Datasheet | Radial, Disc | PFRA | Bulk | Active | Polymeric | 30V | 1.6 A | 3.2 A | 40 A | 8 s | 55 mOhms | 150 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.402" Dia x 0.118" T (10.20mm x 3.00mm) | 0.661" (16.80mm) | - | 0.201" (5.10mm) |
|
SMD250F/15-2920-2PTC RESET FUSE 15V 2.5A 2SMD |
7,742 |
|
Datasheet | 2-SMD | PolySwitch®, SMD | Tape & Reel (TR) | Active | Polymeric | 15V | 2.5 A | 5 A | 40 A | 10 s | 35 mOhms | 85 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.118" (3.00mm) | - |
|
72R135XFPTC RESET FUSE 72V 1.35A RADIAL |
7,634 |
|
Datasheet | Radial, Disc | POLY-FUSE®, 72R | Bulk | Active | Polymeric | 72V | 1.35 A | 2.7 A | 40 A | 9.6 s | 120 mOhms | 300 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.535" Dia x 0.122" T (13.58mm x 3.10mm) | 0.780" (19.80mm) | - | 0.201" (5.10mm) |
|
MF-VS210-0PTC RESET FUSE 16V 2.1A STRAP |
4,944 |
|
Datasheet | Strap | Multifuse®, MF-VS | Bulk | Active | Polymeric | 16V | 2.1 A | 4.7 A | 100 A | 5 s | 18 mOhms | 60 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.866" L x 0.205" W (22.00mm x 5.20mm) | - | 0.035" (0.90mm) | - |
|
MF-R017-2PTC RESET FUSE 60V 170MA RADIAL |
7,818 |
|
Datasheet | Radial, Disc | Multifuse®, MF-R | Tape & Reel (TR) | Active | Polymeric | 60V | 170 mA | 340 mA | 40 A | 3 s | 2 Ohms | 8 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.291" Dia x 0.122" T (7.40mm x 3.10mm) | 0.500" (12.70mm) | - | 0.201" (5.10mm) |
|
RHEF400-2PTC RESET FUSE 16V 4A RADIAL |
6,258 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Tape & Reel (TR) | Active | Polymeric | 16V | 4 A | 7.5 A | 100 A | 5 s | 24 mOhms | 60 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.394" L x 0.118" W (10.00mm x 3.00mm) | 0.591" (15.00mm) | - | 0.199" (5.05mm) |
|
0ZRF0008FF2BPTC RESET FUSE 60V 80MA RADIAL |
5,835 |
|
Datasheet | Radial, Disc | 0ZRF | Tape & Reel (TR) | Active | Polymeric | 60V | 80 mA | 240 mA | 3 A | 4 s | 14 Ohms | 33 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.288" L x 0.181" W (5.80mm x 4.60mm) | 0.378" (9.60mm) | - | 0.197" (5.00mm) |
|
B59950C0080A070PTC RESET FUSE 80V 170MA RADIAL |
8,403 |
|
Datasheet | Radial, Disc | B59950 | Bulk | Active | Ceramic | 80V | 170 mA | 350 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) |
|
RGEF600KPTC RESET FUSE 16V 6A RADIAL |
6,509 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Bag | Active | Polymeric | 16V | 6 A | 10.2 A | 100 A | 3.3 s | 10 mOhms | 28 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.421" L x 0.098" W (10.70mm x 2.50mm) | 0.709" (18.00mm) | - | 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.
