Resettable Fuses - PPTC

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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Termination Style	Hold Current	Maximum Voltage	Trip Current	Current Rating - Max	Resistance	Minimum Operating Temperature	Maximum Operating Temperature	Lead Spacing	Packaging
Resettable Fuses - PPTC 0.12A 250V RADIAL 250R120U Littelfuse 1: $820 3.880In Stock	Mfr. Part # 250R120U Mouser Part # 576-250R120	Littelfuse	Resettable Fuses - PPTC 0.12A 250V RADIAL Learn More about Littelfuse radial leaded pptcs	Datasheet	3.880In Stock	$820 $752 $623 $572 View $517 $476 $439 $375	Min.: 1 Mult.: 1	250R	PCB Mount	Radial	120 mA	60 VDC	240 mA	3 A	16 Ohms	- 40 C	+ 85 C	5.1 mm	Bulk
Resettable Fuses - PPTC .15A 250Vdc 600Vrms TRF600-150-B-0.5-2 Littelfuse 1: $1.413 7.531In Stock	Mfr. Part # TRF600-150-B-0.5-2 Mouser Part # 650-TRF600-150B0.5-2	Littelfuse	Resettable Fuses - PPTC .15A 250Vdc 600Vrms Learn More about Littelfuse telecom ptcs	Datasheet	7.531In Stock	Cut Tape $1.413 $1.099 $983 $911 Reel $672 View $828 $705 $641 $621	Min.: 1 Mult.: 1 : 1.500	TRF600	PCB Mount	Radial	150 mA	250 VDC	300 mA	3 A	17 Ohms	- 40 C	+ 85 C	5 mm	Reel, Cut Tape
Resettable Fuses - PPTC 600V .13A-HD 3A MAX (R) TS600-170F-2 Littelfuse 1: $5.298 1.683In Stock	Mfr. Part # TS600-170F-2 Mouser Part # 650-TS600-170F-2	Littelfuse	Resettable Fuses - PPTC 600V .13A-HD 3A MAX (R) Learn More about Littelfuse telecom ptcs	Datasheet	1.683In Stock	Cut Tape $5.298 $4.785 $4.056 $3.737 Reel $2.837 MouseReel Available	Min.: 1 Mult.: 1 : 300	TS600	PCB Mount	SMD/SMT	170 mA	60 VDC	400 mA	3 A	18 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM 250R120-RAZR Littelfuse 1: $1.652 2.400In Stock	Mfr. Part # 250R120-RAZR Mouser Part # 576-250R120-RAZR	Littelfuse	Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM Learn More about Littelfuse radial leaded pptcs	Datasheet	2.400In Stock	$1.652 $1.527 $1.265 $1.162 Reel $727 View $1.044 $963 $726 $685	Min.: 1 Mult.: 1 : 1.200	250R	PCB Mount	Radial	120 mA	60 VDC	240 mA	3 A	16 Ohms	- 40 C	+ 85 C	5.1 mm	Ammo Pack
Resettable Fuses - PPTC Polyswitch 0.26A TS250-130F-2 Littelfuse 1: $1.344 4.255In Stock	Mfr. Part # TS250-130F-2 Mouser Part # 650-TS250-130F-2	Littelfuse	Resettable Fuses - PPTC Polyswitch 0.26A Learn More about Littelfuse telecom ptcs	Datasheet	4.255In Stock	Cut Tape $1.344 $1.196 $1.057 $979 Reel $673 View $905 $852 $633 MouseReel Available	Min.: 1 Mult.: 1 : 1.500	TS250	PCB Mount	SMD/SMT	130 mA	60 VDC	260 mA	3 A	20 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 250V 3A 10Ohms TRF600-150S Littelfuse 1: $1.401 255In Stock	Mfr. Part # TRF600-150S Mouser Part # 650-TRF600-150S	Littelfuse	Resettable Fuses - PPTC 250V 3A 10Ohms Learn More about Littelfuse telecom ptcs	Datasheet	255In Stock	$1.401 $1.287 $1.065 $980 View $881 $679 $635	Min.: 1 Mult.: 1	TRF600	PCB Mount	Radial	150 mA	250 VDC	300 mA	3 A	17 Ohms	- 40 C	+ 85 C	5 mm	Bulk
Resettable Fuses - PPTC PTC 60V/250V.145A POLY TELECOM 250R145ZR Littelfuse 1: $1.071 1.813In Stock	Mfr. Part # 250R145ZR Mouser Part # 576-250R145ZR	Littelfuse	Resettable Fuses - PPTC PTC 60V/250V.145A POLY TELECOM Learn More about Littelfuse radial leaded pptcs	Datasheet	1.813In Stock	$1.071 $989 $821 $758 Reel $448 View $681 $628 $428	Min.: 1 Mult.: 1 : 1.200	250R	PCB Mount	Radial	145 mA	60 VDC	290 mA	3 A	14 Ohms	- 40 C	+ 85 C	5.1 mm	Ammo Pack
Resettable Fuses - PPTC 250V .12A-HD 3A MAX TRF250-120-2 Littelfuse 1: $968 2.551In Stock	Mfr. Part # TRF250-120-2 Mouser Part # 650-TRF250-120-2	Littelfuse	Resettable Fuses - PPTC 250V .12A-HD 3A MAX Learn More about Littelfuse telecom ptcs	Datasheet	2.551In Stock	Cut Tape $968 $851 $776 $694 Reel $433 View $623 $575 $399 $388	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
Resettable Fuses - PPTC TRF600-160-RA-B-0.5 TRF600-160-RA-B-0.5 Littelfuse 1: $1.470 6.499In Stock	Mfr. Part # TRF600-160-RA-B-0.5 Mouser Part # 650-TRF600160RAB0.5	Littelfuse	Resettable Fuses - PPTC TRF600-160-RA-B-0.5 Learn More about Littelfuse telecom ptcs	Datasheet	6.499In Stock	$1.470 $1.130 $935 $861 View $774 $713 $657 $597 $542	Min.: 1 Mult.: 1	TRF600	PCB Mount	Radial	160 mA	250 VDC	320 mA	3 A	16 Ohms	- 40 C	+ 85 C	5 mm
Resettable Fuses - PPTC 250/60V 0.13A PTC Vertical 250S130VZR Littelfuse 1: $1.173 6.182In Stock	Mfr. Part # 250S130VZR Mouser Part # 576-250S130VZR	Littelfuse	Resettable Fuses - PPTC 250/60V 0.13A PTC Vertical Learn More about Littelfuse 250s polyfuse ptcs	Datasheet	6.182In Stock	Cut Tape $1.173 $1.023 $895 $826 Reel $586 View $743 $715 $565 $543 MouseReel Available	Min.: 1 Mult.: 1 : 1.200	250S	PCB Mount	SMD/SMT	130 mA	60 VDC	260 mA	3 A	13 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC .08A 60Vdc MAX 250Vrms MAX TRF250-080U Littelfuse 1: $763 10.303In Stock 11.500Expected 2/1/2027	Mfr. Part # TRF250-080U Mouser Part # 650-TRF250-080U	Littelfuse	Resettable Fuses - PPTC .08A 60Vdc MAX 250Vrms MAX Learn More about Littelfuse telecom ptcs	Datasheet	10.303In Stock 11.500Expected 2/1/2027	$763 $703 $583 $535 View $484 $445 $410 $399	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
Resettable Fuses - PPTC .12A 60VDC 250VRMS TRF250-120 Littelfuse 1: $809 5.493In Stock	Mfr. Part # TRF250-120 Mouser Part # 650-TRF250-120	Littelfuse	Resettable Fuses - PPTC .12A 60VDC 250VRMS Learn More about Littelfuse telecom ptcs	Datasheet	5.493In Stock	$809 $744 $617 $566 View $513 $472 $435 $425	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
Resettable Fuses - PPTC .145A 60Vdc MAX 250Vrms MAX TRF250-145 Littelfuse 1: $809 9.405In Stock	Mfr. Part # TRF250-145 Mouser Part # 650-TRF250-145	Littelfuse	Resettable Fuses - PPTC .145A 60Vdc MAX 250Vrms MAX Learn More about Littelfuse telecom ptcs	Datasheet	9.405In Stock	$809 $744 $617 $571 View $513 $472 $435 $425	Min.: 1 Mult.: 1	TRF250	PCB Mount	Radial	145 mA	60 VDC	290 mA	3 A	14 Ohms	- 40 C	+ 85 C	5 mm	Bulk
Resettable Fuses - PPTC .15A 250Vdc 3A RMS INTER TRF600-150 Littelfuse 1: $1.162 7.293In Stock	Mfr. Part # TRF600-150 Mouser Part # 650-TRF600-150	Littelfuse	Resettable Fuses - PPTC .15A 250Vdc 3A RMS INTER Learn More about Littelfuse telecom ptcs	Datasheet	7.293In Stock	$1.162 $1.071 $874 $811 View $737 $679 $635	Min.: 1 Mult.: 1	TRF600	PCB Mount	Radial	150 mA	250 VDC	300 mA	3 A	17 Ohms	- 40 C	+ 85 C	5 mm	Bulk
Resettable Fuses - PPTC 600V .15A-HD 3A MAX TRF600-150-2 Littelfuse 1: $1.401 7.557In Stock	Mfr. Part # TRF600-150-2 Mouser Part # 650-TRF600-150-2	Littelfuse	Resettable Fuses - PPTC 600V .15A-HD 3A MAX Learn More about Littelfuse telecom ptcs	Datasheet	7.557In Stock	Cut Tape $1.401 $1.287 $1.068 $982 View Reel $654 $885 $813 $654	Min.: 1 Mult.: 1 : 1.500	TRF600	PCB Mount	Radial	150 mA	250 VDC	300 mA	3 A	17 Ohms	- 40 C	+ 85 C	5 mm	Reel, Cut Tape
Resettable Fuses - PPTC PolySwitch Surface Mount Resettable PPTC TS600-200F-RA-B-0.5-2 Littelfuse 1: $5.958 988In Stock	Mfr. Part # TS600-200F-RA-B-0.5-2 Mouser Part # 650-TS600200FRAB0.52	Littelfuse	Resettable Fuses - PPTC PolySwitch Surface Mount Resettable PPTC Learn More about Littelfuse telecom ptcs	Datasheet	988In Stock	Cut Tape $5.958 $5.093 $3.942 Reel $3.817 $3.805 $3.179 MouseReel Available	Min.: 1 Mult.: 1 : 300	TS600	PCB Mount	SMD/SMT	200 mA	60 VDC	400 mA	3 A	13.5 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC Polyswitch 0.08A TSL250-080F-2 Littelfuse 1: $1.333 3.705In Stock 9.000Expected 12/24/2026	Mfr. Part # TSL250-080F-2 Mouser Part # 650-TSL250-080F-2	Littelfuse	Resettable Fuses - PPTC Polyswitch 0.08A Learn More about Littelfuse telecom ptcs	Datasheet	3.705In Stock 9.000Expected 12/24/2026	Cut Tape $1.333 $1.230 $1.009 $930 Reel $587 View $835 $770 $583 MouseReel Available	Min.: 1 Mult.: 1 : 1.500	TSL250	PCB Mount	SMD/SMT	80 mA	80 VDC	240 mA	3 A	20 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC Polyswitch 0.13A TSV250-130F-2 Littelfuse 1: $1.265 25.059In Stock	Mfr. Part # TSV250-130F-2 Mouser Part # 650-TSV250-130F-2	Littelfuse	Resettable Fuses - PPTC Polyswitch 0.13A Learn More about Littelfuse telecom ptcs	Datasheet	25.059In Stock	Cut Tape $1.265 $1.162 $963 $887 View Reel $583 $799 $736 $583 MouseReel Available	Min.: 1 Mult.: 1 : 1.200	TSV250	PCB Mount	SMD/SMT	130 mA	60 VDC	260 mA	3 A	12 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 60V/250V .080A TELECOM 250R080U Littelfuse 1: $946 548In Stock 1.000Expected 11/23/2026	Mfr. Part # 250R080U Mouser Part # 576-250R080U	Littelfuse	Resettable Fuses - PPTC 60V/250V .080A TELECOM Learn More about Littelfuse radial leaded pptcs	Datasheet	548In Stock 1.000Expected 11/23/2026	$946 $867 $720 $664 View $597 $596 $507 $490	Min.: 1 Mult.: 1	250R	PCB Mount	Radial	80 mA	60 VDC	160 mA	3 A	33 Ohms	- 40 C	+ 85 C	5.1 mm	Bulk
Resettable Fuses - PPTC PTC POLYFUSE TELECOM 60V/250V .080A 250R080ZR Littelfuse 1: $1.037 1.893In Stock	Mfr. Part # 250R080ZR Mouser Part # 576-250R080ZR	Littelfuse	Resettable Fuses - PPTC PTC POLYFUSE TELECOM 60V/250V .080A Learn More about Littelfuse radial leaded pptcs	Datasheet	1.893In Stock	$1.037 $954 $792 $730 View Reel $472 $657 $606 $472	Min.: 1 Mult.: 1 : 1.200	250R	PCB Mount	Radial	80 mA	60 VDC	160 mA	3 A	33 Ohms	- 40 C	+ 85 C	5.1 mm	Ammo Pack
Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM 250R120ZR Littelfuse 1: $1.071 923In Stock	Mfr. Part # 250R120ZR Mouser Part # 576-250R120ZR	Littelfuse	Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM Learn More about Littelfuse radial leaded pptcs	Datasheet	923In Stock	$1.071 $875 $821 $758 View Reel $490 $681 $628 $490	Min.: 1 Mult.: 1 : 1.200	250R	PCB Mount	Radial	120 mA	60 VDC	240 mA	3 A	16 Ohms	- 40 C	+ 85 C	5.1 mm	Ammo Pack
Resettable Fuses - PPTC 0.18A 250V RADIAL 250R180F Littelfuse 1: $889 203In Stock	Mfr. Part # 250R180F Mouser Part # 576-250R180	Littelfuse	Resettable Fuses - PPTC 0.18A 250V RADIAL Learn More about Littelfuse radial leaded pptcs	Datasheet	203In Stock	$889 $818 $679 $578 View $532 $507 $477	Min.: 1 Mult.: 1	250R	PCB Mount	Radial	180 mA	60 V	650 mA	10 A	4 Ohms	- 40 C	+ 85 C	5.1 mm	Bulk
Resettable Fuses - PPTC PTC 250/60V POLYFUSE SMD RA 250S130-RADR Littelfuse 1: $1.173 2.167In Stock	Mfr. Part # 250S130-RADR Mouser Part # 576-250S130-RADR	Littelfuse	Resettable Fuses - PPTC PTC 250/60V POLYFUSE SMD RA Learn More about Littelfuse 250s polyfuse ptcs	Datasheet	2.167In Stock	Cut Tape $1.173 $1.028 $895 $801 View Reel $539 $727 $685 $539 MouseReel Available	Min.: 1 Mult.: 1 : 1.500	250S	PCB Mount	SMD/SMT	130 mA	60 VDC	260 mA	3 A	10 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC PTC 250/60V POLYFUSE SMD RB 250S130-RBDR Littelfuse 1: $1.173 2.193In Stock	Mfr. Part # 250S130-RBDR Mouser Part # 576-250S130-RBDR	Littelfuse	Resettable Fuses - PPTC PTC 250/60V POLYFUSE SMD RB Learn More about Littelfuse 250s polyfuse ptcs	Datasheet	2.193In Stock	Cut Tape $1.173 $1.079 $895 $826 View Reel $539 $743 $685 $539 MouseReel Available	Min.: 1 Mult.: 1 : 1.500	250S	PCB Mount	SMD/SMT	130 mA	60 VDC	260 mA	3 A	13 Ohms	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Resettable Fuses - PPTC 0.15A 600V RADIAL 600R150F Littelfuse 1: $1.208 484In Stock	Mfr. Part # 600R150F Mouser Part # 576-600R150	Littelfuse	Resettable Fuses - PPTC 0.15A 600V RADIAL Learn More about Littelfuse radial leaded pptcs	Datasheet	484In Stock	$1.208 $1.109 $919 $783 View $721 $688 $659	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