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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.

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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
PTCCL05H110HTE Vishay Beyschlag/Draloric/BC Components

PTCCL05H110HTE

PTC RESET FUSE 265V 11MA RADIAL

Vishay Beyschlag/Draloric/BC Components

2,429 -
Datasheet Radial, Disc PTCCL - 265V Tape & Reel (TR) Obsolete Ceramic 265V 11 mA 17 mA 80 mA - - - 3 kOhms 0°C ~ 70°C - - - Through Hole 0.197" Dia x 0.118" T (5.00mm x 3.00mm) 0.394" (10.00mm) - 0.197" (5.00mm)
PTGL05AR181M9N51B0 Murata Electronics

PTGL05AR181M9N51B0

PTC RESET FUSE 265V 37MA RADIAL

Murata Electronics

9,543 -
Datasheet Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 265V 37 mA 60 mA 300 mA - - - 180 Ohms -10°C ~ 60°C - - - Through Hole 0.256" Dia x 0.256" T (6.50mm x 6.50mm) 0.492" (12.50mm) - 0.197" (5.00mm)
RXEF040-AP Littelfuse Inc.

RXEF040-AP

PTC RESET FUSE 72V 400MA RADIAL

Littelfuse Inc.

6,427 -
Datasheet Radial, Disc PolySwitch®, RXEF Cut Tape (CT) Active Polymeric 72V 400 mA 800 mA 40 A 3.8 s 550 mOhms 1.29 Ohms - -40°C ~ 85°C - - - Through Hole 0.299" Dia x 0.118" T (7.60mm x 3.00mm) 0.532" (13.50mm) - 0.199" (5.05mm)
1206L400SLTH-VYR Littelfuse Inc.

1206L400SLTH-VYR

PTC RESET FUSE 6V 4A 1206

Littelfuse Inc.

9,506 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 4 A 8 A 50 A 2 s 1 mOhms 16 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.055" (1.40mm) -
1206L450SL-VYR Littelfuse Inc.

1206L450SL-VYR

PTC RESET FUSE 6V 4.5A 1206

Littelfuse Inc.

2,250 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 4.5 A 9 A 50 A 2 s 1 mOhms 14 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.055" (1.40mm) -
1206L500SL-VYR Littelfuse Inc.

1206L500SL-VYR

PTC RESET FUSE 6V 5A 1206

Littelfuse Inc.

4,733 -
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 5 A 10 A 50 A 2 s 1 mOhms 12 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.030" (0.75mm) -
1210L450SLTH-VYR Littelfuse Inc.

1210L450SLTH-VYR

PTC RESET FUSE 6V 4.5A 1210

Littelfuse Inc.

6,915 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 4.5 A 9 A 50 A 2 s 1 mOhms 14 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.101" W (3.22mm x 2.58mm) - 0.031" (0.80mm) -
PTGL10BB120N0P52A0 Murata Electronics

PTGL10BB120N0P52A0

PTC RESET FUSE 250V 130MA RADIAL

Murata Electronics

2,377 -
Datasheet Radial, Disc POSISTOR®, PTGL Tape & Box (TB) Obsolete Ceramic 250V 130 mA 250 mA 600 mA - - - 12 Ohms -30°C ~ 85°C - - - Through Hole 0.433" Dia x 0.236" T (11.00mm x 6.00mm) 0.669" (17.00mm) - 0.197" (5.00mm)
PTGL7SAS150K6B51A0 Murata Electronics

PTGL7SAS150K6B51A0

PTC RESET FUSE 140V 187MA RADIAL

Murata Electronics

5,141 -
Datasheet Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 140V 187 mA 249 mA 1.5 A - - - 15 Ohms -30°C ~ 125°C - - - Through Hole 0.287" Dia x 0.177" T (7.30mm x 4.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
PTGL9SAS2R2K3B51A0 Murata Electronics

PTGL9SAS2R2K3B51A0

PTC RESET FUSE 51V 522MA RADIAL

Murata Electronics

8,575 -
Datasheet Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 51V 522 mA 694 mA 4 A - - - 2.2 Ohms -30°C ~ 125°C - - - Through Hole 0.366" Dia x 0.138" T (9.30mm x 3.50mm) 0.563" (14.30mm) - 0.197" (5.00mm)
0ZRN0600FF2B Bel Fuse Inc.

0ZRN0600FF2B

PTC RESET FUSE 16V 6A RADIAL

Bel Fuse Inc.

9,450 -
Datasheet Radial, Disc 0ZRN Tape & Reel (TR) Active Polymeric 16V 6 A 10.8 A 100 A 5 s 13 mOhms 32 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.441" L x 0.118" W (11.20mm x 3.00mm) 0.827" (21.00mm) - 0.201" (5.10mm)
PTR016V0900-TR1 Eaton - Electronics Division

PTR016V0900-TR1

PTC RESET FUSE 16V 9A RADIAL

Eaton - Electronics Division

3,525 -
Datasheet Radial, Disc PTR016V Tape & Reel (TR) Active Polymeric 16V 9 A 15.3 A 100 A 5.5 s 5 mOhms 14 mOhms - -40°C ~ 85°C - - - Through Hole 0.551" L x 0.122" W (14.00mm x 3.10mm) 0.945" (24.00mm) - 0.197" (5.00mm)
1812L050PRT Littelfuse Inc.

1812L050PRT

PTC RESET FUSE 15V 500MA 1812

Littelfuse Inc.

3,278 -
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Obsolete Polymeric 15V 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) - 0.030" (0.75mm) -
1812L075PRT Littelfuse Inc.

1812L075PRT

PTC RESET FUSE 13.2V 750MA 1812

Littelfuse Inc.

3,814 -
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Obsolete Polymeric 13.2V 750 mA 1.5 A 100 A 200 ms 100 mOhms 450 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.030" (0.75mm) -
1812L110PRT Littelfuse Inc.

1812L110PRT

PTC RESET FUSE 8V 1.1A 1812

Littelfuse Inc.

7,236 -
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Obsolete Polymeric 8V 1.1 A 2.2 A 100 A 300 ms 40 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.028" (0.71mm) -
1812L150PRT Littelfuse Inc.

1812L150PRT

PTC RESET FUSE 8V 1.25A 1812

Littelfuse Inc.

6,738 -
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Obsolete Polymeric 8V 1.25 A 3 A 100 A 300 ms 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.028" (0.71mm) -
RF4510-000 Littelfuse Inc.

RF4510-000

LR4-550LF

Littelfuse Inc.

9,983 -
Datasheet - - Bulk Active - - - - - - - - - - - - - - - - - -
PTGL07AR6R8M2B51B0 Murata Electronics

PTGL07AR6R8M2B51B0

THERMISTOR PTC 6.8 OHM 120C

Murata Electronics

3,702 -
Datasheet Radial, Disc Posistor® Bulk Obsolete Ceramic - - - - - - - 6.8 Ohms - - - - Through Hole - - - -
PTR016V1300-TR Eaton - Electronics Division

PTR016V1300-TR

PTC RESET FUSE 16V 13A RADIAL

Eaton - Electronics Division

2,560 -
Datasheet Radial, Disc PTR016V Tape & Reel (TR) Active Polymeric 16V 13 A 22.1 A 100 A 8.5 s 2 mOhms 8 mOhms - -40°C ~ 85°C - - - Through Hole 0.850" L x 0.122" W (21.60mm x 3.10mm) 1.142" (29.00mm) - 0.394" (10.00mm)
LR4-700XHF Littelfuse Inc.

LR4-700XHF

PTC RESET FUSE 20V 7A STRAP

Littelfuse Inc.

7,695 -
Datasheet Strap PolySwitch®, LR4 Bulk Obsolete Polymeric 20V 7 A - 100 A 5 s - - - - - - - User Defined - - - -
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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.