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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
PFLR.600 SCHURTER Inc.

PFLR.600

PTC RESET FUSE 10V 6A STRAP

SCHURTER Inc.

4,073 -
Datasheet Strap PFLR Bulk Obsolete Polymeric 10V 6 A 11.7 A 100 A 5 s 7 mOhms 16 mOhms - -45°C ~ 85°C - - - User Defined 0.984" L x 0.559" W (25.00mm x 14.20mm) - - -
PFVS.170 SCHURTER Inc.

PFVS.170

PTC RESET FUSE 16V 1.7A STRAP

SCHURTER Inc.

5,149 -
Datasheet Strap PFVS Bulk Obsolete Polymeric 16V 1.7 A 3.4 A 100 A 3 s 30 mOhms 105 mOhms - -40°C ~ 85°C - - - User Defined 0.679" L x 0.201" W (17.25mm x 5.10mm) - 0.032" (0.80mm) -
PFRX.300 SCHURTER Inc.

PFRX.300

PTC RESET FUSE 60V 3A RADIAL

SCHURTER Inc.

3,525 -
Datasheet Radial, Disc PFRX Bulk Obsolete Polymeric 60V 3 A 6 A 40 A 19.8 s 40 mOhms 100 mOhms - -40°C ~ 85°C - - - Through Hole 0.980" Dia x 0.122" T (24.90mm x 3.10mm) 1.181" (30.00mm) - 0.402" (10.20mm)
PFLR.730 SCHURTER Inc.

PFLR.730

PTC RESET FUSE 10V 7.3A STRAP

SCHURTER Inc.

8,180 -
Datasheet Strap PFLR Bulk Obsolete Polymeric 10V 7.3 A 14.1 A 100 A 5 s 6 mOhms 15 mOhms - -45°C ~ 85°C - - - User Defined 1.085" L x 0.559" W (27.55mm x 14.20mm) - - -
PFRX.375 SCHURTER Inc.

PFRX.375

PTC RESET FUSE 60V 3.75A RADIAL

SCHURTER Inc.

4,327 -
Datasheet Radial, Disc PFRX Bulk Obsolete Polymeric 60V 3.75 A 7.5 A 40 A 24 s 30 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 1.118" Dia x 0.122" T (28.40mm x 3.10mm) 1.319" (33.50mm) - 0.402" (10.20mm)
PFRT.018.250.U SCHURTER Inc.

PFRT.018.250.U

PTC RESET FUSE 60V 180MA RADIAL

SCHURTER Inc.

3,094 -
Datasheet Radial, Disc PFRT Bulk Obsolete Polymeric 60V (250V Int) 180 mA - 10 A - 800 mOhms 4 Ohms - -45°C ~ 85°C - - - Through Hole 0.236" L x 0.197" W (6.00mm x 5.00mm) 0.394" (10.00mm) - 0.201" (5.10mm)
B59830C80A70 EPCOS - TDK Electronics

B59830C80A70

PTC RESET FUSE 265V 250MA RADIAL

EPCOS - TDK Electronics

8,489 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 265V 250 mA 510 mA 7 A - - - - 0°C ~ 60°C - - - Through Hole 0.689" Dia x 0.197" T (17.50mm x 5.00mm) 0.827" (21.00mm) - 0.197" (5.00mm)
B59940C80A70 EPCOS - TDK Electronics

B59940C80A70

PTC RESET FUSE 80V 245MA RADIAL

EPCOS - TDK Electronics

7,165 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 80V 245 mA 500 mA 8 A - - - 2.3 Ohms -40°C ~ 85°C - - - Through Hole 0.866" Dia x 0.138" T (22.00mm x 3.50mm) 1.004" (25.50mm) - 0.197" (5.00mm)
B59935C0160A070 EPCOS - TDK Electronics

B59935C0160A070

PTC RESET FUSE 20V 2.1A RADIAL

EPCOS - TDK Electronics

8,356 -
Datasheet Radial, Disc - Bulk Obsolete Ceramic 20V 2.1 A 4.15 A 10 A - - - 300 mOhms -40°C ~ 85°C - - - Through Hole 0.866" Dia x 0.138" T (22.00mm x 3.50mm) 1.004" (25.50mm) - 0.197" (5.00mm)
B59860C120A54 EPCOS - TDK Electronics

B59860C120A54

PTC RESET FUSE 265V 140MA RADIAL

EPCOS - TDK Electronics

2,286 -
Datasheet Radial, Disc - Tape & Reel (TR) Obsolete Ceramic 265V 140 mA 280 mA 1.5 A - - - 15 Ohms 0°C ~ 60°C - - - Through Hole 0.433" Dia x 0.197" T (11.00mm x 5.00mm) 0.571" (14.50mm) - 0.197" (5.00mm)
B59955C0120A051 EPCOS - TDK Electronics

B59955C0120A051

PTC RESET FUSE 30V 850MA RADIAL

EPCOS - TDK Electronics

8,361 -
Datasheet Radial, Disc B59955 Tape & Reel (TR) Obsolete Ceramic 30V 850 mA 1.7 A 5.5 A - - - 800 mOhms -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.532" Dia x 0.138" T (13.50mm x 3.50mm) 0.669" (17.00mm) - 0.197" (5.00mm)
B59945C0120A051 EPCOS - TDK Electronics

B59945C0120A051

PTC RESET FUSE 30V 1.3A RADIAL

EPCOS - TDK Electronics

8,950 -
Datasheet Radial, Disc B59945 Tape & Reel (TR) Obsolete Ceramic 30V 1.3 A 2.6 A 8 A - - - 450 mOhms -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.689" Dia x 0.138" T (17.50mm x 3.50mm) 0.827" (21.00mm) - 0.197" (5.00mm)
B59860C160A51 EPCOS - TDK Electronics

B59860C160A51

PTC RESET FUSE 160V 180MA RADIAL

EPCOS - TDK Electronics

9,668 -
Datasheet Radial, Disc - Tape & Reel (TR) Obsolete Ceramic 160V 180 mA 360 mA 1.5 A - - - 15 Ohms 0°C ~ 60°C - - - Through Hole 0.433" Dia x 0.197" T (11.00mm x 5.00mm) 0.571" (14.50mm) - 0.197" (5.00mm)
B59880C0120A054 EPCOS - TDK Electronics

B59880C0120A054

PTC RESET FUSE 265V 55MA RADIAL

EPCOS - TDK Electronics

3,489 -
Datasheet Radial, Disc - Tape & Reel (TR) Obsolete Ceramic 265V 55 mA 110 mA 400 mA - - - 70 Ohms 0°C ~ 60°C - - - Through Hole 0.354" Dia x 0.197" T (9.00mm x 5.00mm) 0.492" (12.50mm) - 0.197" (5.00mm)
B59874C0120A051 EPCOS - TDK Electronics

B59874C0120A051

PTC RESET FUSE 265V 60MA RADIAL

EPCOS - TDK Electronics

2,441 -
Datasheet Radial, Disc - Tape & Reel (TR) Obsolete Ceramic 265V 60 mA 125 mA 1 A - - - 55 Ohms 0°C ~ 60°C - - - Through Hole 0.354" Dia x 0.197" T (9.00mm x 5.00mm) 0.492" (12.50mm) - 0.197" (5.00mm)
B59875C0120A051 EPCOS - TDK Electronics

B59875C0120A051

PTC RESET FUSE 265V 55MA RADIAL

EPCOS - TDK Electronics

7,739 -
Datasheet Radial, Disc - Tape & Reel (TR) Obsolete Ceramic 265V 55 mA 110 mA 1 A - - - 65 Ohms 0°C ~ 60°C - - - Through Hole 0.354" Dia x 0.197" T (9.00mm x 5.00mm) 0.492" (12.50mm) - 0.197" (5.00mm)
B59890C0080A054 EPCOS - TDK Electronics

B59890C0080A054

PTC RESET FUSE 265V 15MA RADIAL

EPCOS - TDK Electronics

5,374 -
Datasheet Radial, Disc - Tape & Reel (TR) Obsolete Ceramic 265V 15 mA 40 mA 200 mA - - - 150 Ohms 0°C ~ 60°C - - - Through Hole 0.157" Dia x 0.197" T (4.00mm x 5.00mm) 0.295" (7.50mm) - 0.197" (5.00mm)
B59870C160A51 EPCOS - TDK Electronics

B59870C160A51

PTC RESET FUSE 160V 125MA RADIAL

EPCOS - TDK Electronics

9,652 -
Datasheet Radial, Disc - Tape & Reel (TR) Active Ceramic 160V 125 mA 250 mA 1 A - - - 25 Ohms 0°C ~ 60°C - - - Through Hole 0.354" Dia x 0.197" T (9.00mm x 5.00mm) 0.492" (12.50mm) - 0.197" (5.00mm)
B59995C0160A051 EPCOS - TDK Electronics

B59995C0160A051

PTC RESET FUSE 20V 150MA RADIAL

EPCOS - TDK Electronics

6,140 -
Datasheet Radial, Disc B59995 Tape & Reel (TR) Obsolete Ceramic 20V 150 mA 300 mA 700 mA - - - 13 Ohms -40°C ~ 85°C - - - Through Hole 0.157" Dia x 0.138" T (4.00mm x 3.50mm) 0.295" (7.50mm) - 0.197" (5.00mm)
B59970C0080A051 EPCOS - TDK Electronics

B59970C0080A051

PTC RESET FUSE 80V 90MA RADIAL

EPCOS - TDK Electronics

7,742 -
Datasheet Radial, Disc B59970 Tape & Reel (TR) Obsolete Ceramic 80V 90 mA 190 mA 3 A - - - 9.4 Ohms -40°C ~ 85°C - - - Through Hole 0.354" Dia x 0.138" T (9.00mm x 3.50mm) 0.492" (12.50mm) - 0.197" (5.00mm)
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PTC Resettable Fuses FAQ

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

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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.

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

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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.