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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
YQZ120N1.80 Amphenol Advanced Sensors (Thermometrics)

YQZ120N1.80

PTC RESET FUSE 18V 550MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

5,025 -
Datasheet Radial, Disc YQ Bulk Active Ceramic 18V 550 mA 1 A 3 A - - - 1.8 Ohms 0°C ~ 60°C - - - Through Hole - - - 0.236" (6.00mm)
YS5677 Amphenol Advanced Sensors (Thermometrics)

YS5677

PTC RESET FUSE 75V RADIAL DISC

Amphenol Advanced Sensors (Thermometrics)

3,888 -
Datasheet Radial, Disc - Bulk Active Ceramic 75V - - - - - - 10 Ohms - - - - Through Hole 0.570" Dia x 0.160" T (14.48mm x 4.06mm) 0.570" (14.48mm) - 0.328" (8.33mm)
YQZ120N1.20 Amphenol Advanced Sensors (Thermometrics)

YQZ120N1.20

PTC RESET FUSE 18V 700MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

2,366 -
Datasheet Radial, Disc YQ Bulk Active Ceramic 18V 700 mA 1.4 A 4.3 A - - - 1.2 Ohms 0°C ~ 60°C - - - Through Hole 0.433" Dia x 0.157" T (11.00mm x 4.00mm) - - 0.236" (6.00mm)
PTCCL11H701DTE Vishay Beyschlag/Draloric/BC Components

PTCCL11H701DTE

PTC RESET FUSE 30V 700MA RADIAL

Vishay Beyschlag/Draloric/BC Components

6,167 -
Datasheet Radial, Disc PTCCL - 30V Tape & Reel (TR) Obsolete Ceramic 30V 700 mA 1.05 A 8 A - - - 1.3 Ohms -40°C ~ 85°C - - - Through Hole 0.413" Dia x 0.157" T (10.50mm x 4.00mm) 0.610" (15.50mm) - 0.197" (5.00mm)
PTGL16AR5R6M6C01B0 Murata Electronics

PTGL16AR5R6M6C01B0

THERMISTOR PTC 140V 5.6 OHM 120C

Murata Electronics

5,737 -
Datasheet Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 140V 440 mA 670 mA 2 A - - - 5.6 Ohms -10°C ~ 60°C - - - Through Hole 0.669" Dia x 0.236" W (17.00mm x 6.00mm) 0.906" (23.00mm) - 0.394" (10.00mm)
PTCCL17H601FBE Vishay Beyschlag/Draloric/BC Components

PTCCL17H601FBE

PTC RESET FUSE 145V 600MA RADIAL

Vishay Beyschlag/Draloric/BC Components

8,185 -
Datasheet Radial, Disc PTCCL - 145V Bulk Active Ceramic 145V 600 mA 900 mA 7.2 A - - - 2.9 Ohms 0°C ~ 70°C - - - Through Hole 0.650" Dia x 0.197" T (16.50mm x 5.00mm) 0.846" (21.50mm) - 0.197" (5.00mm)
PTCCL17H711FBE Vishay Beyschlag/Draloric/BC Components

PTCCL17H711FBE

PTC RESET FUSE 145V 710MA RADIAL

Vishay Beyschlag/Draloric/BC Components

5,712 -
Datasheet Radial, Disc PTCCL - 145V Bulk Active Ceramic 145V 710 mA 1.065 A 8.5 A - - - 2.1 Ohms 0°C ~ 70°C - - - Through Hole 0.650" Dia x 0.197" T (16.50mm x 5.00mm) 0.846" (21.50mm) - 0.197" (5.00mm)
MF-PSML260-2 Bourns Inc.

MF-PSML260-2

PTC RESET FUSE 6V 2.6A 0805

Bourns Inc.

2,008 -
Datasheet 0805 (2012 Metric), Concave Multifuse®, MF-PSML Tape & Reel (TR) Obsolete Polymeric 6V - - - - - - - -40°C ~ 85°C - - - Surface Mount 0.085" L x 0.053" W (2.15mm x 1.35mm) - 0.032" (0.80mm) -
MF-PSML300-2 Bourns Inc.

MF-PSML300-2

PTC RESET FUSE 6V 3A 0805

Bourns Inc.

6,906 -
Datasheet 0805 (2012 Metric), Concave Multifuse®, MF-PSML Tape & Reel (TR) Obsolete Polymeric 6V - - - - - - - -40°C ~ 85°C - - - Surface Mount 0.085" L x 0.053" W (2.15mm x 1.35mm) - 0.032" (0.80mm) -
1210L300SLYR Littelfuse Inc.

1210L300SLYR

PTC RESET FUSE 6V 3A 1210

Littelfuse Inc.

2,504 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 3 A 6 A 50 A 2 s 3 mOhms 20 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.028" (0.70mm) -
YQS8069 Amphenol Advanced Sensors (Thermometrics)

YQS8069

PTC RESET FUSE 265V 33MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

5,804 -
Datasheet Radial, Disc YM Bulk Active Ceramic 265V 33 mA 55 mA 200 mA - - - 300 Ohms 0°C ~ 55°C - - - Through Hole 0.157" Dia x 0.197" T (4.00mm x 5.00mm) 0.354" (9.00mm) - 0.197" (5.00mm)
B59750B0120A070 EPCOS - TDK Electronics

B59750B0120A070

PTC RESET FUSE 420V RADIAL DISC

EPCOS - TDK Electronics

3,510 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 420V - 245 mA 2 A 6 s - - 25 Ohms 0°C ~ 60°C - - - Through Hole 0.492" Dia x 0.197" T (12.50mm x 5.00mm) 0.650" (16.50mm) - 0.197" (5.00mm)
B59752B0120A070 EPCOS - TDK Electronics

B59752B0120A070

PTC RESET FUSE 420V RADIAL DISC

EPCOS - TDK Electronics

6,135 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 420V - 137 mA 2 A 4 s - - 80 Ohms 0°C ~ 60°C - - - Through Hole 0.492" Dia x 0.276" T (12.50mm x 7.00mm) 0.650" (16.50mm) - 0.197" (5.00mm)
B59751B0120A070 EPCOS - TDK Electronics

B59751B0120A070

PTC RESET FUSE 420V RADIAL DISC

EPCOS - TDK Electronics

2,148 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 420V - 173 mA 2 A 4 s - - 50 Ohms 0°C ~ 60°C - - - Through Hole 0.492" Dia x 0.276" T (12.50mm x 7.00mm) 0.650" (16.50mm) - 0.197" (5.00mm)
B59755B0115A070 EPCOS - TDK Electronics

B59755B0115A070

PTC RESET FUSE 550V RADIAL DISC

EPCOS - TDK Electronics

6,336 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 550V - 55 mA 1.4 A 3 s - - 500 Ohms 0°C ~ 60°C - - - Through Hole 0.492" Dia x 0.276" T (12.50mm x 7.00mm) 0.650" (16.50mm) - 0.197" (5.00mm)
1210L175SLYR Littelfuse Inc.

1210L175SLYR

PTC RESET FUSE 6V 1.75A 1210

Littelfuse Inc.

7,236 -
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 1.75 A 3.5 A 50 A 2.5 s 6 mOhms 40 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.028" (0.70mm) -
1812L270SLPR Littelfuse Inc.

1812L270SLPR

PTC RESET FUSE 6V 2.7A 1812

Littelfuse Inc.

7,171 -
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Obsolete Polymeric 6V 2.7 A 6.2 A 50 A 2 s 3 mOhms 22 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.028" (0.70mm) -
LVB125 Littelfuse Inc.

LVB125

PTC RESET FUSE 240V 1.25A RADIAL

Littelfuse Inc.

4,147 -
Datasheet Radial, Disc PolySwitch®, LVB Bulk Obsolete Polymeric 240V 1.25 A 2.5 A 12.5 A 5 s 152 mOhms 482 mOhms - -40°C ~ 85°C - - - Through Hole 0.984" L x 0.175" W (25.00mm x 4.40mm) 1.071" (27.20mm) - 0.400" (10.15mm)
YPCJ0006T Amphenol Advanced Sensors (Thermometrics)

YPCJ0006T

PTC RESET FUSE 265V 170MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

5,225 -
Datasheet Radial, Disc YP Tape & Reel (TR) Obsolete Ceramic 265V 170 mA 350 mA 4.1 A - - - 6 Ohms 0°C ~ 60°C - - - Through Hole 0.689" Dia x 0.197" T (17.50mm x 5.00mm) 0.748" (19.00mm) - 0.200" (5.08mm)
PTGL18AR4R7M6C01B0 Murata Electronics

PTGL18AR4R7M6C01B0

THERMISTOR PTC 125V 4.7 OHM 120C

Murata Electronics

3,682 -
Datasheet Radial, Disc Posistor® Bulk Obsolete Ceramic - - - - - - - 4.7 Ohms - - - - Through Hole - - - -
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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.