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FILTERED PRODUCT SELECTION

PTC Resettable Fuses

Use the filters and product table below to compare PTC Resettable Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
Photo Mfr. Part # Availability Price 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
2920L600/16MR Littelfuse Inc.

2920L600/16MR

PTC RESET FUSE 16V 6.0A 2920

Littelfuse Inc.

4,026 -
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, 2920L Tape & Reel (TR) Active Polymeric 16V 6 A 12 A 40 A 2 s 4 mOhms 20 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.063" (1.60mm) -
30R400UF Littelfuse Inc.

30R400UF

PTC RESET FUSE 30V 4A RADIAL

Littelfuse Inc.

1,921 -
Datasheet Radial, Disc POLY-FUSE®, 30R Bulk Active Polymeric 30V 4 A 8 A 40 A 12.7 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.118" W (14.00mm x 3.00mm) 0.866" (22.00mm) - 0.201" (5.10mm)
30R300UPR Littelfuse Inc.

30R300UPR

PTC RESET FUSE 30V 3A RADIAL

Littelfuse Inc.

3,828 -
Datasheet Radial, Disc POLY-FUSE®, 30R Cut Tape (CT) Active Polymeric 30V 3 A 6 A 40 A 10.8 s 20 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 0.449" L x 0.118" W (11.40mm x 3.00mm) 0.756" (19.20mm) - 0.201" (5.10mm)
0603L008YR Littelfuse Inc.

0603L008YR

POLYSWITCH RESETTABLE PPTC

Littelfuse Inc.

3,782 -
Datasheet 0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 15V 80 mA 200 mA 40 A 1 s 2.5 Ohms 12 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.031" W (1.60mm x 0.80mm) - 0.024" (0.60mm) -
250S130-RADR Littelfuse Inc.

250S130-RADR

PTC RESET FUSE 60V 130MA 2SMD

Littelfuse Inc.

3,538 -
Datasheet 2-SMD POLY-FUSE®, 250S Tape & Reel (TR) Active Polymeric 60V (250V Int) 130 mA 260 mA 3 A 1.4 s 6.5 Ohms 15 Ohms - -40°C ~ 85°C - - - Surface Mount 0.370" L x 0.291" W (9.40mm x 7.40mm) - 0.146" (3.70mm) -
0805L020/16YR Littelfuse Inc.

0805L020/16YR

POLYSWITCH RESETTABLE PPTC

Littelfuse Inc.

3,289 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 16V 200 mA 500 mA 100 A 500 ms 500 mOhms 3.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.030" (0.75mm) -
FEMTOASMDC005F-2 Littelfuse Inc.

FEMTOASMDC005F-2

PTC RESET FUSE 15V 50MA 0603

Littelfuse Inc.

19,394 -
Datasheet 0603 (1608 Metric) PolySwitch®, femtoASMD Tape & Reel (TR) Active Polymeric 15V 50 mA 150 mA 10 A 100 ms 3.8 Ohms 30 Ohms - - Automotive AEC-Q200 - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.033" (0.85mm) -
ASMDC300F/24-2 Littelfuse Inc.

ASMDC300F/24-2

PTC RESET FUSE 24V 3A 2SMD

Littelfuse Inc.

7,262 -
Datasheet 2-SMD PolySwitch®, ASMD Tape & Reel (TR) Active Polymeric 24V 3 A 6 A 40 A 5 s 15 mOhms 72 mOhms - - Automotive AEC-Q200 - Surface Mount 0.295" L x 0.201" W (7.50mm x 5.10mm) - 0.028" (0.71mm) -
RUEF600K-2 Littelfuse Inc.

RUEF600K-2

PTC RESET FUSE 30V 6A RADIAL

Littelfuse Inc.

2,455 -
Datasheet Radial, Disc PolySwitch®, RUEF Tape & Reel (TR) 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) 1.032" (26.20mm) - 0.400" (10.15mm)
1206L075/16WR Littelfuse Inc.

1206L075/16WR

PTC RESET FUSE 16V 750MA 1206

Littelfuse Inc.

9,342 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 16V 750 mA 1.5 A 100 A 200 ms 90 mOhms 290 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.049" (1.25mm) -
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WINSUN SOURCING SUPPORT

Need Help Sourcing PTC Resettable Fuses?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.

How can I narrow the PTC Resettable Fuses selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.