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PTC Resettable Fuses

Browse available PTC Resettable Fuses part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

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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
LVR200S-240 Littelfuse Inc.

LVR200S-240

PTC RESET FUSE 240V 2A RADIAL

Littelfuse Inc.

2,123 -
Datasheet Radial, Disc PolySwitch®, LVR Bulk Active Polymeric 240V (265V Int) 2 A 4 A 20 A 28 s 89 mOhms 221 mOhms - -20°C ~ 85°C - - - Through Hole 0.980" L x 0.240" W (24.90mm x 6.10mm) 1.331" (33.80mm) - 0.400" (10.15mm)
0805L020YR Littelfuse Inc.

0805L020YR

PTC RESET FUSE 9V 200MA 0805

Littelfuse Inc.

19,772 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 9V 200 mA 500 mA 100 A 20 ms 650 mOhms 3.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.039" (1.00mm) -
0805L035YR Littelfuse Inc.

0805L035YR

PTC RESET FUSE 6V 350MA 0805

Littelfuse Inc.

14,354 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 350 mA 750 mA 100 A 100 ms 250 mOhms 1.2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.030" (0.75mm) -
0805L010YR Littelfuse Inc.

0805L010YR

PTC RESET FUSE 15V 100MA 0805

Littelfuse Inc.

12,018 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 15V 100 mA 300 mA 100 A 1.5 s 1 Ohms 6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.039" (1.00mm) -
0805L005/30YR Littelfuse Inc.

0805L005/30YR

PTC RESET FUSE 30V 50MA 0805

Littelfuse Inc.

8,332 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 30V 50 mA 150 mA 40 A 1.5 s 3.6 Ohms 20 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.049" (1.25mm) -
0603L004YR Littelfuse Inc.

0603L004YR

PTC RESET FUSE 24V 40MA 0603

Littelfuse Inc.

119,060 -
Datasheet 0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 24V 40 mA 120 mA 20 A 1 s 4 Ohms 40 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0805L050WR Littelfuse Inc.

0805L050WR

PTC RESET FUSE 6V 500MA 0805

Littelfuse Inc.

59,278 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 500 mA 1 A 100 A 100 ms 150 mOhms 850 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.049" (1.25mm) -
0603L010YR Littelfuse Inc.

0603L010YR

PTC RESET FUSE 15V 100MA 0603

Littelfuse Inc.

21,766 -
Datasheet 0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 15V 100 mA 300 mA 40 A 1 s 900 mOhms 6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0603L035YR Littelfuse Inc.

0603L035YR

PTC RESET FUSE 6V 350MA 0603

Littelfuse Inc.

9,565 -
Datasheet 0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 6V 350 mA 750 mA 40 A 100 ms 200 mOhms 1 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.061" (1.55mm) -
0805L100WR Littelfuse Inc.

0805L100WR

PTC RESET FUSE 6V 1A 0805

Littelfuse Inc.

7,532 -
Datasheet 0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 1 A 1.95 A 40 A 300 ms 60 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.071" (1.80mm) -
0603L025YR Littelfuse Inc.

0603L025YR

PTC RESET FUSE 9V 250MA 0603

Littelfuse Inc.

5,961 -
Datasheet 0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 9V 250 mA 550 mA 40 A 80 ms 500 mOhms 3 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0603L020YR Littelfuse Inc.

0603L020YR

PTC RESET FUSE 9V 200MA 0603

Littelfuse Inc.

4,885 -
Datasheet 0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 9V 200 mA 500 mA 40 A 600 ms 550 mOhms 3.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0402L100SLKR Littelfuse Inc.

0402L100SLKR

PTC RESET FUSE 1.0A 6V 0402

Littelfuse Inc.

10,738 -
Datasheet 0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 1 A 2 A 40 A 200 ms 30 mOhms 250 mOhms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
YQS8068 Amphenol Advanced Sensors (Thermometrics)

YQS8068

PTC RESET FUSE 265V 65MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

1,945 -
Datasheet Radial, Disc YM Bulk Active Ceramic 265V 65 mA 98 mA 400 mA - - - 100 Ohms 0°C ~ 55°C - - - Through Hole 0.217" Dia x 0.197" T (5.50mm x 5.00mm) 0.472" (12.00mm) - 0.197" (5.00mm)
0402L035SLKR Littelfuse Inc.

0402L035SLKR

PTC RESET FUSE 6V 350MA 0402

Littelfuse Inc.

12,070 -
Datasheet 0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 350 mA 700 mA 50 A 100 ms 50 mOhms 700 mOhms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
1206L150/12SLYR Littelfuse Inc.

1206L150/12SLYR

PTC RESET FUSE 12V 1.5A 1206

Littelfuse Inc.

6,600 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 12V 1.5 A 3 A 50 A 300 ms 10 mOhms 80 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.033" (0.85mm) -
0402L010SLKR Littelfuse Inc.

0402L010SLKR

PTC RESET FUSE 6V 100MA 0402

Littelfuse Inc.

13,494 -
Datasheet 0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 100 mA 300 mA 40 A 1 s 150 mOhms 2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
2920L700/24SLER Littelfuse Inc.

2920L700/24SLER

PTC RESET FUSE 7.0A 24V 2920

Littelfuse Inc.

2,743 -
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 24V 7 A 14 A 50 A 2 s 1 mOhms 10 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.079" (2.00mm) -
2920L500/24SLDR Littelfuse Inc.

2920L500/24SLDR

PTC RESET FUSE 5.0A 24V 2920

Littelfuse Inc.

1,950 -
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 24V 5 A 10 A 50 A 2 s 1 mOhms 18 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.079" (2.00mm) -
2920L600/24SLER Littelfuse Inc.

2920L600/24SLER

PTC RESET FUSE 6.0A 24V 2920

Littelfuse Inc.

5,159 -
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 24V 6 A 12 A 50 A 2 s 1 mOhms 12 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.079" (2.00mm) -
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FREQUENTLY ASKED QUESTIONS

PTC Resettable Fuses FAQ

Common questions about selecting, comparing and sourcing PTC Resettable Fuses components through Winsun (HK) Electronics.

What should I check when selecting PTC Resettable Fuses components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific PTC Resettable Fuses part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find PTC Resettable Fuses parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for PTC Resettable Fuses components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.