PTC Resettable Fuses
Review PTC Resettable Fuses Circuit Protection components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RS30-600PTC RESET FUSE 30V 6A RADIAL |
276 |
|
Datasheet | Radial, Disc | RS30 | Bulk | 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) | 0.980" (24.90mm) | - | 0.402" (10.20mm) |
|
RS90-300PTC RESET FUSE 72V 3A RADIAL |
499 |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 3 A | 6 A | 40 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.980" Dia x 0.122" T (24.90mm x 3.10mm) | 1.181" (30.00mm) | - | 0.402" (10.20mm) |
|
RS30-700PTC RESET FUSE 30V 7A RADIAL |
1,747 |
|
Datasheet | Radial, Disc | RS30 | Bulk | 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) | 1.051" (26.70mm) | - | 0.402" (10.20mm) |
|
RS90-375PTC RESET FUSE 72V 3.75A RADIAL |
499 |
|
Datasheet | Radial, Disc | RS90 | Bulk | Active | Polymeric | 72V (90V Int) | 3.75 A | 7.5 A | 40 A | 24 s | 30 mOhms | 80 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 1.122" Dia x 0.122" T (28.50mm x 3.10mm) | 1.319" (33.50mm) | - | 0.402" (10.20mm) |
|
RS16HT-550PTC RESET FUSE 16V 5.5A RADIAL |
699 |
|
Datasheet | Radial, Disc | RS16HT | Bulk | Active | Polymeric | 16V | 5.5 A | 10 A | 100 A | 6 s | 15 mOhms | 37 mOhms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.441" L x 0.118" W (11.20mm x 3.00mm) | 0.744" (18.90mm) | - | 0.201" (5.10mm) |
|
RS30-800PTC RESET FUSE 30V 8A RADIAL |
446 |
|
Datasheet | Radial, Disc | RS30 | 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) | - | 0.402" (10.20mm) |
|
RS120-185PTC RESET FUSE 120V 1.85A RADIAL |
142 |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 1.85 A | 3.7 A | 12 A | 12.6 s | 80 mOhms | 190 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.783" Dia x 0.161" T (19.90mm x 4.10mm) | 0.980" (24.90mm) | - | 0.201" (5.10mm) |
|
RS30-900PTC RESET FUSE 30V 9A RADIAL |
3,895 |
|
Datasheet | Radial, Disc | RS30 | Bulk | Active | Polymeric | 30V | 9 A | 18 A | 100 A | 20 s | 5 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.949" L x 0.118" W (24.10mm x 3.00mm) | 1.169" (29.70mm) | - | 0.402" (10.20mm) |
|
RS120-200PTC RESET FUSE 120V 2A RADIAL |
4,072 |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 2 A | 4.2 A | 20 A | 36 s | 80 mOhms | 210 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.925" L x 0.161" W (23.50mm x 4.10mm) | 1.098" (27.90mm) | - | 0.201" (5.10mm) |
|
RS120-300PTC RESET FUSE 120V 3A RADIAL |
2,665 |
|
Datasheet | Radial, Disc | RS120 | Bulk | Active | Polymeric | 120V (135V Int) | 3 A | 6 A | 17 A | 19.8 s | 40 mOhms | 100 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.886" Dia x 0.161" T (22.50mm x 4.10mm) | 1.181" (30.00mm) | - | 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.