PTC Resettable Fuses

Manufacturer 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

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PTC Resettable Fuses

PTC Resettable Fuses are circuit protection components used to protect electronic systems from overcurrent, short-circuit and fault conditions. Unlike one-time fuses, PTC resettable fuses increase resistance during a fault and can return to a low-resistance state after the fault is removed and the device cools down.

This category includes polymer PTC resettable fuses, PPTC fuses, radial leaded PTC fuses, surface-mount PTC fuses and related overcurrent protection components. These devices are commonly selected based on hold current, trip current, rated voltage, resistance, response time, package type, operating temperature and application requirements.

TomatoElec supplies original PTC Resettable Fuses from recognized manufacturers such as Littelfuse, Bourns, Eaton, Bel Fuse, TE Connectivity, Murata, TDK, Panasonic and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.

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
0ZCC0110AF2C

0ZCC0110AF2C

PTC RESET FUSE 16V 1.1A 1812

Bel Fuse Inc.

3,625 -
RFQ
0ZCC0110AF2C

Datasheet

1812 (4532 Metric) 0ZCC Tape & Reel (TR) Obsolete Polymeric 16V 1.1 A 2.2 A 100 A 500 ms 40 mOhms 180 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.035" (0.90mm) -
0ZCC0260AF2B

0ZCC0260AF2B

PTC RESET FUSE 13.2V 2.6A 1812

Bel Fuse Inc.

2,968 -
RFQ
0ZCC0260AF2B

Datasheet

1812 (4532 Metric), Concave 0ZCC Tape & Reel (TR) Obsolete Polymeric 13.2V 2.6 A 5 A 100 A 5 s 15 mOhms 50 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.061" (1.55mm) -
0ZCC0260BF2B

0ZCC0260BF2B

PTC RESET FUSE 16V 2.6A 1812

Bel Fuse Inc.

9,965 -
RFQ
0ZCC0260BF2B

Datasheet

1812 (4532 Metric), Concave 0ZCC Tape & Reel (TR) Obsolete Polymeric 16V 2.6 A 5 A 100 A 5 s 15 mOhms 50 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.061" (1.55mm) -
0ZCC0300FF2B

0ZCC0300FF2B

PTC RESET FUSE 6V 3A 1812

Bel Fuse Inc.

6,921 -
RFQ
0ZCC0300FF2B

Datasheet

1812 (4532 Metric), Concave 0ZCC Tape & Reel (TR) Obsolete Polymeric 6V 3 A 5 A 100 A 4 s 12 mOhms 40 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.061" (1.55mm) -
PTR016V0185-TR1

PTR016V0185-TR1

PTC RESET FUSE 16V 1.85A RADIAL

Eaton - Electronics Division

2,710 -
RFQ
PTR016V0185-TR1

Datasheet

Radial, Disc PTR016V Tape & Reel (TR) Active Polymeric 16V 1.85 A 3.7 A 40 A 10 s 30 mOhms 90 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" L x 0.122" W (10.20mm x 3.10mm) 0.618" (15.70mm) - 0.197" (5.00mm)
PTGL07AR4R6H2B51A0

PTGL07AR4R6H2B51A0

PTC RESET FUSE 30V 340MA RADIAL

Murata Electronics

6,787 -
RFQ
PTGL07AR4R6H2B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 340 mA 610 mA 2 A - - - 4.6 Ohms -10°C ~ 60°C - - - Through Hole 0.291" Dia x 0.157" T (7.40mm x 4.00mm) 0.528" (13.40mm) - 0.197" (5.00mm)
2920L125PR-A

2920L125PR-A

PTC 15V POLYFUSE SURF MOUNT 2920

Littelfuse Inc.

7,807 -
RFQ
2920L125PR-A

Datasheet

2920 (7351 Metric), Concave POLY-FUSE®, 2920L Tape & Reel (TR) Active Polymeric 15V 1.25 A 2.5 A 40 A 2 s 70 mOhms 250 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.039" (1.00mm) -
0ZRS0050FF2D

0ZRS0050FF2D

PTC RESET FUSE 32V 500MA RADIAL

Bel Fuse Inc.

8,673 -
RFQ
0ZRS0050FF2D

Datasheet

Radial, Disc 0ZRS Tape & Reel (TR) Active Ceramic 32V 500 mA 1 A 100 A 3 s 350 mOhms 1.1 Ohms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.500" (12.70mm) - 0.201" (5.10mm)
0ZRS0070FF2D

0ZRS0070FF2D

PTC RESET FUSE 32V 700MA RADIAL

Bel Fuse Inc.

9,947 -
RFQ
0ZRS0070FF2D

Datasheet

Radial, Disc 0ZRS Tape & Reel (TR) Active Ceramic 32V 700 mA 1.4 A 100 A 3.2 s 230 mOhms 800 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.272" L x 0.118" W (6.90mm x 3.00mm) 0.425" (10.80mm) - 0.201" (5.10mm)
PTGL07AS1R8K2B51A0

PTGL07AS1R8K2B51A0

PTC RESET FUSE 30V 532MA RADIAL

Murata Electronics

5,715 -
RFQ
PTGL07AS1R8K2B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Tape & Box (TB) Obsolete Ceramic 30V 532 mA 708 mA 5 A - - - 1.8 Ohms -30°C ~ 85°C - - - Through Hole 0.287" Dia x 0.138" T (7.30mm x 3.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
PTGL09AR4R7M3B51A0

PTGL09AR4R7M3B51A0

PTC RESET FUSE 56V 350MA RADIAL

Murata Electronics

4,736 -
RFQ
PTGL09AR4R7M3B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 56V 350 mA 600 mA 2 A - - - 4.7 Ohms -10°C ~ 60°C - - - Through Hole 0.374" Dia x 0.157" T (9.50mm x 4.00mm) 0.610" (15.50mm) - 0.197" (5.00mm)
0ZRM0090FF2B

0ZRM0090FF2B

PTC RESET FUSE 120V 900MA RADIAL

Bel Fuse Inc.

4,535 -
RFQ
0ZRM0090FF2B

Datasheet

Radial, Disc 0ZRM Tape & Reel (TR) Active Polymeric 120V 900 mA 1.8 A 5 A 7.2 s 200 mOhms 470 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.469" Dia x 0.150" T (11.90mm x 3.80mm) 0.626" (15.90mm) - 0.201" (5.10mm)
MF-RX012/250U-0

MF-RX012/250U-0

PTC RESET FUSE 60V 120MA RADIAL

Bourns Inc.

6,468 -
RFQ
MF-RX012/250U-0

Datasheet

Radial, Disc Multifuse®, MF-RX/250 Bulk Active Polymeric 60V (250V Int) 120 mA - 3 A - 6 Ohms 16 Ohms - -40°C ~ 85°C - - - Through Hole 0.236" L x 0.150" W (6.00mm x 3.80mm) 0.394" (10.00mm) - 0.201" (5.10mm)
MF-RX014/250U-0

MF-RX014/250U-0

PTC RESET FUSE 60V 145MA RADIAL

Bourns Inc.

8,734 -
RFQ
MF-RX014/250U-0

Datasheet

Radial, Disc Multifuse®, MF-RX/250 Bulk Active Polymeric 60V (250V Int) 145 mA - 3 A - 3.5 Ohms 12 Ohms - -40°C ~ 85°C - - - Through Hole 0.236" L x 0.150" W (6.00mm x 3.80mm) 0.394" (10.00mm) - 0.201" (5.10mm)
MF-RX018/250U-0

MF-RX018/250U-0

PTC RESET FUSE 60V 180MA RADIAL

Bourns Inc.

6,266 -
RFQ
MF-RX018/250U-0

Datasheet

Radial, Disc Multifuse®, MF-RX/250 Bulk Active Polymeric 60V (250V Int) 180 mA - 10 A - 800 mOhms 4 Ohms - -40°C ~ 85°C - - - Through Hole 0.409" Dia x 0.150" T (10.40mm x 3.80mm) 0.496" (12.60mm) - 0.201" (5.10mm)
MF-R400-AP

MF-R400-AP

PTC RESET FUSE 30V 4A RADIAL

Bourns Inc.

3,128 -
RFQ
MF-R400-AP

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active Polymeric 30V 4 A 8 A 40 A 12.7 s 10 mOhms 50 mOhms - -40°C ~ 85°C - - - Through Hole 0.567" L x 0.118" W (14.40mm x 3.00mm) 0.976" (24.80mm) - 0.201" (5.10mm)
MF-RHT200-AP

MF-RHT200-AP

PTC RESET FUSE 16V 2A RADIAL

Bourns Inc.

2,845 -
RFQ
MF-RHT200-AP

Datasheet

Radial, Disc Multifuse®, MF-RHT Tape & Box (TB) Active Polymeric 16V 2 A 3.8 A 100 A 3 s 45 mOhms 110 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.370" Dia x 0.118" T (9.40mm x 3.00mm) 0.551" (14.00mm) - 0.114" (2.90mm)
MF-RHT100-AP

MF-RHT100-AP

PTC RESET FUSE 30V 1A RADIAL

Bourns Inc.

2,841 -
RFQ
MF-RHT100-AP

Datasheet

Radial, Disc Multifuse®, MF-RHT Bulk Active Polymeric 30V 1 A 1.8 A 40 A 5.2 s 180 mOhms 430 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.382" L x 0.118" W (9.70mm x 3.00mm) 0.535" (13.60mm) - 0.201" (5.10mm)
MF-RX250/72-AP-14

MF-RX250/72-AP-14

PTC RESET FUSE 72V 2.5A RADIAL

Bourns Inc.

3,669 -
RFQ
MF-RX250/72-AP-14

Datasheet

Radial, Disc Multifuse®, MF-RX/72 Tape & Box (TB) Active Polymeric 72V 2.5 A 5 A 40 A 15.6 s 50 mOhms 130 mOhms - -40°C ~ 85°C - - - Through Hole 0.702" L x 0.122" W (17.84mm x 3.10mm) 0.839" (21.30mm) - 0.201" (5.10mm)
MF-R300-AP-14

MF-R300-AP-14

PTC RESETTABLE 3.0A 30V RADIAL L

Bourns Inc.

7,825 -
RFQ
MF-R300-AP-14

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active Polymeric 30V 3 A 6 A 40 A 10.8 s 20 mOhms 80 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.472" L x 0.118" W (12.00mm x 3.00mm) 0.720" (18.30mm) - 0.201" (5.10mm)
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