PolySwitch Telecommunication Resettable PTCs

Littelfuse PolySwitch Telecom Resettable PTCs are designed to protect against short-duration high-voltage fault currents typically found in telecom applications. These components help provide protection against damage caused by power cross and power induction surges, as well as help improve the reliability of customer premise and network equipment worldwide. Littelfuse PolySwitch Telecom Resettable PTCs are compatible with high-volume electronics assembly, assist in meeting regulatory equipment requirements, help improve line balance, and are applicable for legacy POTS and modern digital communications equipment. These devices are available in chip, surface-mount, or radial-leaded configurations.

Results: 99
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Mounting Style Termination Style Hold Current Maximum Voltage Trip Current Current Rating - Max Resistance Package/Case Minimum Operating Temperature Maximum Operating Temperature Lead Spacing Packaging
Littelfuse Resettable Fuses - PPTC 0.15A 600V RADIAL 625In Stock
Rp19.446,76
Rp17.850,66
Rp14.805,22
Rp12.603,70
Min.: 1
Mult.: 1
600R PCB Mount Radial 150 mA 60 VDC 300 mA 3 A 17 Ohms - 40 C + 85 C 5.1 mm Bulk
Littelfuse Resettable Fuses - PPTC 0.15A 600V RADIAL 1.037In Stock
1.000Expected 01/02/2027
Rp19.630,22
Rp17.960,73
Rp14.915,30
Rp12.695,43
Min.: 1
Mult.: 1
600R PCB Mount Radial 150 mA 60 VDC 300 mA 3 A 20 Ohms - 40 C + 85 C 5.1 mm Bulk
Littelfuse Resettable Fuses - PPTC 0.15A 600V RADIAL 1.060In Stock
Rp22.749,04
Rp21.097,90
Rp17.392,01
Rp16.052,75
Reel
Rp11.374,52
Min.: 1
Mult.: 1
: 1.200
600R PCB Mount Radial 150 mA 60 VDC 300 mA 3 A 22 Ohms - 40 C + 85 C 5.1 mm Ammo Pack
Littelfuse Resettable Fuses - PPTC PTC 60V/600V.150A POLY TELECOM 1.280In Stock
Rp20.730,98
Rp19.079,84
Rp15.850,94
Rp14.621,76
Reel
Rp9.631,65
Min.: 1
Mult.: 1
: 1.200
600R PCB Mount Radial 150 mA 60 VDC 300 mA 3 A 17 Ohms - 40 C + 85 C 5.1 mm Ammo Pack
Littelfuse Resettable Fuses - PPTC PTC 60V/600V.160A POLY TELECOM 815In Stock
Rp22.565,58
Rp20.914,44
Rp17.281,93
Rp15.942,67
Reel
Rp11.319,48
Min.: 1
Mult.: 1
: 500
600R PCB Mount Radial 160 mA 60 VDC 320 mA 3 A 18 Ohms - 40 C + 85 C 5.1 mm Ammo Pack
Littelfuse Resettable Fuses - PPTC .15A 60Vdc600V Fuses Radial Lead Resetbl 199In Stock
1.000Expected 05/11/2026
Rp19.813,68
Rp18.254,27
Rp15.153,80
Rp13.979,65
Min.: 1
Mult.: 1
TR600 PCB Mount Radial 150 mA 250 VDC 300 mA 3 A 22 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .15A 60Vdc 600V 1.046In Stock
Cut Tape
Rp22.749,04
Rp18.712,92
Rp17.080,13
Rp16.749,90
Reel
Rp11.649,71
Min.: 1
Mult.: 1
: 600
TR600 PCB Mount Radial 150 mA 250 VDC 300 mA 3 A 22 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 60V 3A 25Ohms 1.745In Stock
Rp13.576,04
Rp12.401,90
Rp10.292,11
Rp9.503,23
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 55 mA 60 VDC 170 mA 3 A 35 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .08A 60UDE MAX 250Vrms MAX 1.010In Stock
Rp13.759,50
Rp12.658,74
Rp10.493,91
Rp9.686,69
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 80 mA 60 VDC 160 mA 3 A 33 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC TRF250-110U-B-0.5-2 580In Stock
Cut Tape
Rp17.061,78
Rp15.594,10
Rp12.640,39
Rp11.943,25
Reel
Rp7.723,67
Min.: 1
Mult.: 1
: 1.500
TRF250 PCB Mount Radial 110 mA 60 V 220 mA 3 A 5 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 16 Ohms 3 A 60 V - 40 C+ 85 C 64In Stock
1.000Expected 05/01/2027
Rp15.043,72
Rp13.869,58
Rp12.090,01
Rp10.530,60
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 120 mA 60 V 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .12A 60Vdc MAX 250Vrms 500In Stock
Rp13.942,96
Rp12.750,47
Rp10.585,64
Rp9.778,42
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .12A 250V 1.150In Stock
Cut Tape
Rp17.795,62
Rp14.951,99
Rp12.016,63
Rp11.411,21
Reel
Rp7.650,28
Min.: 1
Mult.: 1
: 1.500
TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 250V .145A-HD 3A MAX 989In Stock
Cut Tape
Rp13.759,50
Rp12.548,66
Rp10.420,53
Rp9.613,30
Reel
Rp7.760,36
Min.: 1
Mult.: 1
: 1.500
TRF250 PCB Mount Radial 145 mA 60 VDC 290 mA 3 A 14 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC .18A 250V 2.103In Stock
Rp13.392,58
Rp12.291,82
Rp10.200,38
Rp9.411,50
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 180 mA 100 VDC 650 mA 10 A 4 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .18A 250V 2.395In Stock
Cut Tape
Rp16.327,94
Rp14.933,64
Rp12.401,90
Rp11.447,90
Reel
Rp7.356,75
Min.: 1
Mult.: 1
: 1.500
TRF250 PCB Mount Radial 180 mA 100 VDC 650 mA 10 A 4 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC Polyswitch 0.183A kinked 2.000In Stock
Rp13.209,12
Rp12.090,01
Rp10.035,26
Rp9.264,73
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 183 mA 100 VDC 685 mA 10 A 3.4 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC Polyswitch 0.183A straight 499In Stock
Rp13.209,12
Rp12.090,01
Rp10.035,26
Rp9.264,73
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 183 mA 100 VDC 685 mA 10 A 3.4 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC 100Vdc 10Arms PolySwitch Reset Dev 523In Stock
Rp15.594,10
Rp14.383,26
Rp11.943,25
Rp11.025,95
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 184 mA 100 VDC 1 A 10 A 3.1 Ohms 0 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .12A 250V 464In Stock
10.000Expected 07/01/2027
Rp14.676,80
Rp13.484,31
Rp11.191,06
Rp10.328,80
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C 363In Stock
Rp17.979,08
Rp16.474,71
Rp12.640,39
Rp12.346,86
Min.: 1
Mult.: 1
TRF250 PCB Mount Radial 120 mA 60 VDC 240 mA 3 A 16 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC 600V .15A-HD 3A MAX 1.239In Stock
1.500Expected 05/01/2027
Rp20.547,52
Rp19.079,84
Rp15.722,52
Rp14.511,69
Min.: 1
Mult.: 1
TRF600 PCB Mount Radial 130 mA 250 VDC 300 mA 3 A 22 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .16A 250V DC 600V 1.596In Stock
2.500Expected 08/02/2027
Rp20.730,98
Rp19.079,84
Rp15.759,21
Rp14.548,38
Min.: 1
Mult.: 1
TRF600 PCB Mount Radial 160 mA 250 VDC 320 mA 3 A 18 Ohms - 40 C + 85 C 5 mm Bulk
Littelfuse Resettable Fuses - PPTC .16A 250Vdc 600V RMS 200In Stock
Cut Tape
Rp24.767,10
Rp22.749,04
Rp18.896,38
Rp17.410,35
Reel
Rp12.108,36
Min.: 1
Mult.: 1
: 600
TRF600 PCB Mount Radial 160 mA 250 VDC 320 mA 3 A 18 Ohms - 40 C + 85 C 5 mm Reel, Cut Tape
Littelfuse Resettable Fuses - PPTC 7 Ohms 3 A 250 VDC - 40 C+ 85 C 623In Stock
1.500Expected 15/12/2026
Rp33.940,10
Rp31.004,74
Rp26.051,32
Rp24.033,26
Min.: 1
Mult.: 1
TRF600 PCB Mount Radial 250 mA 250 VDC 850 mA 3 A 7 Ohms - 40 C + 85 C 5 mm Bulk