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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
RUEF250 Littelfuse Inc.

RUEF250

PTC RESET FUSE 30V 2.5A RADIAL

Littelfuse Inc.

18,917 -
Datasheet Radial, Disc PolySwitch®, RUEF Bag Active Polymeric 30V 2.5 A 5 A 100 A 10.3 s 20 mOhms 70 mOhms - - - - - Through Hole 0.449" L x 0.118" W (11.40mm x 3.00mm) 0.720" (18.30mm) - 0.199" (5.05mm)
MICROSMD050F-2 Littelfuse Inc.

MICROSMD050F-2

PTC RESET FUSE 13.2V 500MA 1210

Littelfuse Inc.

17,296 -
Datasheet 1210 (3225 Metric), Concave PolySwitch®, microSMD Tape & Reel (TR) Active Polymeric 13.2V 500 mA 1 A 40 A 50 ms 250 mOhms 900 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.024" (0.62mm) -
MINISMDC200F-2 Littelfuse Inc.

MINISMDC200F-2

PTC RESET FUSE 8V 2A 1812

Littelfuse Inc.

14,067 -
Datasheet 1812 (4532 Metric), Concave PolySwitch®, miniSMD Tape & Reel (TR) Active Polymeric 8V 2 A 4 A 100 A 5 s 20 mOhms 70 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.048" (1.22mm) -
MINIASMDC030F-2 Littelfuse Inc.

MINIASMDC030F-2

PTC RESET FUSE 30V 300MA 1812

Littelfuse Inc.

1,951 -
Datasheet 1812 (4532 Metric), Concave PolySwitch®, miniASMD Tape & Reel (TR) Active Polymeric 30V 300 mA 600 mA 40 A 100 ms 200 mOhms 1.75 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.035" (0.89mm) -
MINISMDC110F/16-2 Littelfuse Inc.

MINISMDC110F/16-2

PTC RESET FUSE 16V 1.1A 1812

Littelfuse Inc.

17,302 -
Datasheet 1812 (4532 Metric), Concave PolySwitch®, miniSMD Tape & Reel (TR) Active Polymeric 16V 1.1 A 2.2 A 100 A 300 ms 60 mOhms 180 mOhms - -40°C ~ 85°C - - - Surface Mount 0.181" L x 0.128" W (4.60mm x 3.24mm) - 0.019" (0.48mm) -
2920L250DR Littelfuse Inc.

2920L250DR

PTC RESET FUSE 15V 2.5A 2920

Littelfuse Inc.

155,317 -
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, 2920L 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 0.289" L x 0.202" W (7.35mm x 5.12mm) - 0.049" (1.25mm) -
MINISMDC150F/16-2 Littelfuse Inc.

MINISMDC150F/16-2

PTC RESET FUSE 16V 1.5A 1812

Littelfuse Inc.

2,947 -
Datasheet 1812 (4532 Metric), Concave PolySwitch®, miniSMD Tape & Reel (TR) Active Polymeric 16V 1.5 A 2.8 A 100 A 500 ms 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Surface Mount 0.181" L x 0.128" W (4.60mm x 3.24mm) - 0.019" (0.48mm) -
1206L005/60WR Littelfuse Inc.

1206L005/60WR

PTC RESET FUSE 60V 50MA 1206

Littelfuse Inc.

12,313 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 60V 50 mA 150 mA 10 A 1.5 s 3.6 Ohms 20 Ohms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.049" (1.25mm) -
1206L020/30YR Littelfuse Inc.

1206L020/30YR

PTC RESET FUSE 30V 20MA 1206

Littelfuse Inc.

11,430 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 30V 200 mA 420 mA 100 A 100 ms 650 mOhms 2.6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.039" (1.00mm) -
RXEF110 Littelfuse Inc.

RXEF110

PTC RESET FUSE 72V 1.1A RADIAL

Littelfuse Inc.

8,627 -
Datasheet Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 72V 1.1 A 2.2 A 40 A 8.2 s 150 mOhms 380 mOhms - -40°C ~ 85°C - - - Through Hole 0.504" Dia x 0.118" T (12.80mm x 3.00mm) 0.689" (17.50mm) - 0.200" (5.08mm)
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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.