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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
1812L050/60MR Littelfuse Inc.

1812L050/60MR

PTC RESET FUSE 60V 500MA 1812

Littelfuse Inc.

20,951 -
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 - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.071" (1.80mm) -
TSL250-080F-2 Littelfuse Inc.

TSL250-080F-2

PTC RESET FUSE 80V 80MA 2SMD

Littelfuse Inc.

17,158 -
Datasheet 2-SMD PolySwitch®, TSL250 Tape & Reel (TR) Active Polymeric 80V (250V Int) 80 mA 240 mA 3 A 800 ms 5 Ohms 20 Ohms - -40°C ~ 85°C - - - Surface Mount 0.287" L x 0.199" W (7.30mm x 5.05mm) - 0.146" (3.70mm) -
1206L110/16WR Littelfuse Inc.

1206L110/16WR

PTC RESET FUSE 16V 1.1A 1206

Littelfuse Inc.

4,790 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 16V 1.1 A 2.2 A 100 A 100 ms 40 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.030" (0.75mm) -
1210L075/24PR Littelfuse Inc.

1210L075/24PR

PTC RESET FUSE 24V 750MA 1210

Littelfuse Inc.

2,137 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 24V 750 mA 1.5 A 100 A 100 ms 130 mOhms 400 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.071" (1.80mm) -
250S130DR Littelfuse Inc.

250S130DR

PTC RESET FUSE 60V 130MA 2SMD

Littelfuse Inc.

1,837 -
Datasheet 2-SMD POLY-FUSE®, 250S Tape & Reel (TR) Active Polymeric 60V (250V Int) 130 mA 260 mA 3 A 4 s 4 Ohms 20 Ohms - -40°C ~ 85°C - - - Surface Mount 0.370" L x 0.291" W (9.40mm x 7.40mm) - 0.146" (3.70mm) -
1210L110/16WR Littelfuse Inc.

1210L110/16WR

PTC RESET FUSE 16V 1.1A 1210

Littelfuse Inc.

33,730 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 16V 1.1 A 2.2 A 100 A 100 ms 60 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.049" (1.25mm) -
1210L150/16WR Littelfuse Inc.

1210L150/16WR

PTC RESET FUSE 16V 1.5A 1210

Littelfuse Inc.

34,601 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 16V 1.5 A 3 A 100 A 300 ms 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.042" (1.07mm) -
1812L050/30PR Littelfuse Inc.

1812L050/30PR

PTC RESET FUSE 30V 500MA 1812

Littelfuse Inc.

18,281 -
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Active Polymeric 30V 500 mA 1 A 100 A 150 ms 150 mOhms 1 Ohms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.039" (1.00mm) -
1210L050/30WR Littelfuse Inc.

1210L050/30WR

PTC RESET FUSE 30V 500MA 1210

Littelfuse Inc.

11,587 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 30V 500 mA 1 A 40 A 150 ms 220 mOhms 900 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.049" (1.25mm) -
SRP420F Littelfuse Inc.

SRP420F

PTC RESET FUSE 30V 4.2A STRAP

Littelfuse Inc.

9,427 -
Datasheet Strap PolySwitch®, SRP Bulk Active Polymeric 30V 4.2 A 7.6 A 100 A 6 s 12 mOhms 40 mOhms - -40°C ~ 85°C - - - User Defined 1.240" L x 0.522" W (31.50mm x 13.25mm) - 0.043" (1.10mm) -
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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.