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Thermistors - PTC

PTC Thermistors are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many PTC thermistor manufacturers including Murata, Schneider Electric, TDK, Vishay & more. Please view our large selection of PTC thermistors below.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Resistance	Tolerance	Mounting Style	Termination Style	Minimum Operating Temperature	Maximum Operating Temperature	Qualification	Packaging
PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 5% Linear TFPT0805L1001JM Vishay / Dale 1: $1.10 4,335In Stock	Mfr. Part No. TFPT0805L1001JM Mouser Part No 71-TFPT0805L1001JM	Vishay / Dale	PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 5% Linear Learn More about Vishay / Dale vishay dale tfpt thermistors	Datasheet	4,335In Stock	Cut Tape $1.10 $0.821 $0.657 $0.618 View Reel $0.427 $0.603 $0.507 $0.428 $0.427 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TFPT	1 kOhms	5 %	PCB Mount	SMD/SMT	- 55 C	+ 70 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 40R OHM 15 AMP PTC 500V C12 PTC305C12 Vishay 1: $29.36 121In Stock New At Mouser	Mfr. Part No. PTC305C12 Mouser Part No 70-PTC305C12 New At Mouser	Vishay	PTC (Positive Temperature Coefficient) Thermistors 40R OHM 15 AMP PTC 500V C12	Datasheet	121In Stock	$29.36	Min.: 1 Mult.: 1
PTC (Positive Temperature Coefficient) Thermistors D 052-A 90-A 40 NAT 90 Grade C B59052D1090A040 TDK 1: $1.72 3,766In Stock	Mfr. Part No. B59052D1090A040 Mouser Part No 871-B59052D1090A040	TDK	PTC (Positive Temperature Coefficient) Thermistors D 052-A 90-A 40 NAT 90 Grade C	Datasheet	3,766In Stock	$1.72 $1.64 $1.43 $1.39 View $1.27 $1.11 $1.04 $0.98	Min.: 1 Mult.: 1	Limit Temperature Sensor Housing style	550 Ohms		Ring Lug	Radial	0 C	+ 40 C		Bulk
PTC (Positive Temperature Coefficient) Thermistors 160C 12Vdc 3ohms Disc PTC Heating B59060A0160A010 TDK 1: $2.30 1,570In Stock	Mfr. Part No. B59060A0160A010 Mouser Part No 871-B59060A0160A010	TDK	PTC (Positive Temperature Coefficient) Thermistors 160C 12Vdc 3ohms Disc PTC Heating Learn More about TDK epcos kits	Datasheet	1,570In Stock	$2.30 $1.88 $1.52 $1.42 View $1.34 $1.19 $1.15 $1.06	Min.: 1 Mult.: 1	Heater Element Round shape	9 Ohms	30 %	Clamp Mount	Pressure Contacts	- 40 C	+ 100 C		Tray
PTC (Positive Temperature Coefficient) Thermistors 180C 12Vdc 3ohms Disc PTC Heating B59060A0180A010 TDK 1: $1.49 1,945In Stock	Mfr. Part No. B59060A0180A010 Mouser Part No 871-B59060A0180A010	TDK	PTC (Positive Temperature Coefficient) Thermistors 180C 12Vdc 3ohms Disc PTC Heating Learn More about TDK epcos kits	Datasheet	1,945In Stock	$1.49 $1.42 $1.34 $1.28 View $1.23 $1.12 $1.04	Min.: 1 Mult.: 1	Heater Element Round shape	9 Ohms	30 %	Clamp Mount	Pressure Contacts	- 40 C	+ 100 C		Tray
PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 85C Temperature Sensor B59421A0085A062 TDK 1: $0.39 9,825In Stock	Mfr. Part No. B59421A0085A062 Mouser Part No 871-B59421A0085A062	TDK	PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 85C Temperature Sensor Learn More about TDK epcos superior ptc thermistors	Datasheet	9,825In Stock	Cut Tape $0.39 $0.346 $0.298 $0.253 Reel $0.218 View $0.236 $0.23 $0.219 $0.215 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	Surface Mount OverCurrent PTC	470 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,150oHMS PTC Thermistor B59772C0120A070 TDK 1: $1.74 2,986In Stock	Mfr. Part No. B59772C0120A070 Mouser Part No 871-B59772C120A70	TDK	PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,150oHMS PTC Thermistor	Datasheet	2,986In Stock	$1.74 $1.66 $1.56 $1.50 Reel $1.17 View $1.44 $1.29 $1.09	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style	150 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 1.0A 25ohms B59980C0120A070 TDK 1: $1.19 2,589In Stock	Mfr. Part No. B59980C0120A070 Mouser Part No 871-B59980C120A70	TDK	PTC (Positive Temperature Coefficient) Thermistors 1.0A 25ohms Learn More about TDK epcos ptc thermistors	Datasheet	2,589In Stock	$1.19 $1.10 $0.981 $0.906 View Reel $0.567 $0.844 $0.76 $0.701 $0.684 $0.567	Min.: 1 Mult.: 1 : 3,000	Over Current Protection Leaded Disk Style	25 Ohms	25 %	PCB Mount	Radial				Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 830A 120A 70 20X2.5 PTC Thermistor B59830C0120A070 TDK 1: $2.78 2,553In Stock	Mfr. Part No. B59830C0120A070 Mouser Part No 871-B59830C0120A070	TDK	PTC (Positive Temperature Coefficient) Thermistors 830A 120A 70 20X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	2,553In Stock	$2.78 $2.29 $2.04 $1.94 Reel $1.48 View $1.88 $1.79 $1.64 $1.30	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style	3.7 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 885A 120A 51 5X2.5 PTC Thermistor B59885C0120A051 TDK 1: $1.49 2,437In Stock	Mfr. Part No. B59885C0120A051 Mouser Part No 871-B59885C0120A051	TDK	PTC (Positive Temperature Coefficient) Thermistors 885A 120A 51 5X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	2,437In Stock	Cut Tape $1.49 $1.37 $1.21 $0.929 View Reel $0.635 $0.89 $0.838 $0.79 $0.691 $0.635	Min.: 1 Mult.: 1 : 1,500	B59885								Reel, Cut Tape
PTC (Positive Temperature Coefficient) Thermistors 4.3A 1.2ohms B59965C0120A070 TDK 1: $1.79 2,165In Stock	Mfr. Part No. B59965C0120A070 Mouser Part No 871-B59965C120A70	TDK	PTC (Positive Temperature Coefficient) Thermistors 4.3A 1.2ohms Learn More about TDK epcos ptc thermistors	Datasheet	2,165In Stock	$1.79 $1.66 $1.56 $1.37 Reel $0.965 View $1.26 $1.14 $1.05 $0.873	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style	1.2 Ohms	25 %	PCB Mount	Radial				Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 25 OHM 25% SMD 3225 B59215P1080A62 TDK 1: $1.93 Non-Stocked Lead-Time 28 Weeks	Mfr. Part No. B59215P1080A62 Mouser Part No 871-B59215P1080A62	TDK	PTC (Positive Temperature Coefficient) Thermistors 25 OHM 25% SMD 3225 Learn More about TDK epcos ptc thermistors	Datasheet	Non-Stocked Lead-Time 28 Weeks	Cut Tape $1.93 $1.80 $1.70 $1.49 Reel $1.09 View $1.39 $1.30 $1.20 $0.879 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	B59x15	25 Ohms	25 %			- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 780V 500ohm J 252-A 140-B 20 AEC-Q200 B59252J0140B020 TDK 1: $3.88 2,432In Stock	Mfr. Part No. B59252J0140B020 Mouser Part No 871-B59252J0140B020	TDK	PTC (Positive Temperature Coefficient) Thermistors 780V 500ohm J 252-A 140-B 20 AEC-Q200 Learn More about TDK epcos b592 aec q200 thermistors	Datasheet	2,432In Stock	$3.88 $3.48 $3.33 $3.15 View $3.02 $2.91 $2.68 $2.58	Min.: 1 Mult.: 1	Surface Mount OverCurrent PTC	500 Ohms	30 %	PCB Mount	Radial	- 40 C	+ 85 C	AEC-Q200	Case
PTC (Positive Temperature Coefficient) Thermistors 880A 130A 70 3X2.5 PTC Thermistor B59880C0130A070 TDK 1: $1.23 10,353In Stock	Mfr. Part No. B59880C0130A070 Mouser Part No 871-B59880C0130A070	TDK	PTC (Positive Temperature Coefficient) Thermistors 880A 130A 70 3X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	10,353In Stock	$1.23 $1.14 $0.983 $0.924 View Reel $0.619 $0.87 $0.783 $0.722 $0.698 $0.619	Min.: 1 Mult.: 1 : 2,000	Over Current Protection Leaded Disk Style	160 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 220C 400V 80ohms PTC for Heating Apps B59102R0220A010 TDK 1: $0.96 2,179In Stock	Mfr. Part No. B59102R0220A010 Mouser Part No 871-B59102R0220A010	TDK	PTC (Positive Temperature Coefficient) Thermistors 220C 400V 80ohms PTC for Heating Apps Learn More about TDK epcos kits	Datasheet	2,179In Stock	$0.96 $0.91 $0.854 $0.815 View $0.78 $0.686 $0.66 $0.626	Min.: 1 Mult.: 1	Heater Element Rectangular shape	1 kOhms	50 %	Clamp Mount	Pressure Contacts	- 40 C	+ 100 C		Tray
PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 115C Temperature Sensor B59421A0115A062 TDK 1: $0.45 14,471In Stock	Mfr. Part No. B59421A0115A062 Mouser Part No 871-B59421A0115A062	TDK	PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 115C Temperature Sensor Learn More about TDK epcos superior ptc thermistors	Datasheet	14,471In Stock	Cut Tape $0.45 $0.42 $0.392 $0.372 View Reel $0.241 $0.354 $0.318 $0.263 $0.241 $0.241 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	Surface Mount Limit Temperature Sensor	470 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 70C Temperature Sensor B59701A0070A062 TDK 1: $0.70 6,460In Stock	Mfr. Part No. B59701A0070A062 Mouser Part No 871-B59701A0070A062	TDK	PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 70C Temperature Sensor Learn More about TDK epcosPTCSMDthermistor	Datasheet	6,460In Stock	Cut Tape $0.70 $0.662 $0.619 $0.59 View Reel $0.431 $0.563 $0.501 $0.471 $0.431 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Surface Mount Limit Temperature Sensor			PCB Mount	SMD/SMT				Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 5.5A 0.8ohms B59955C0120A070 TDK 1: $1.95 3,746In Stock	Mfr. Part No. B59955C0120A070 Mouser Part No 871-B59955C120A70	TDK	PTC (Positive Temperature Coefficient) Thermistors 5.5A 0.8ohms Learn More about TDK epcos ptc thermistors	Datasheet	3,746In Stock	$1.95 $1.80 $1.53 $1.49 View Reel $0.983 $1.36 $1.24 $1.15 $1.12 $0.983	Min.: 1 Mult.: 1 : 2,000	Over Current Protection Leaded Disk Style	800 mOhms	25 %	PCB Mount	Radial				Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors PTC SMD 40ohm 25% PTCTZ3NR400HTT Vishay / BC Components 1: $2.30 1,702In Stock	Mfr. Part No. PTCTZ3NR400HTT Mouser Part No 594-PTCTZ3NR400HTT	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC SMD 40ohm 25%	Datasheet	1,702In Stock	Cut Tape $2.30 $1.88 $1.52 $1.42 View Reel $1.06 $1.35 $1.19 $1.15 $1.06 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	PTCTZ								Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1115-A 120-A B59115P1120A62 TDK 1: $1.86 4,000In Stock 1,000Expected 27/10/2026	Mfr. Part No. B59115P1120A62 Mouser Part No 871-B59115P1120A62	TDK	PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1115-A 120-A Learn More about TDK epcos ptc thermistors	Datasheet	4,000In Stock 1,000Expected 27/10/2026	Cut Tape $1.86 $1.73 $1.53 $1.43 Reel $0.993 View $1.35 $1.29 $1.20 $0.879 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	B59x15	55 Ohms	25 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 440 V AC, AEC-Q200 AEC-Q200 B59217J0130A020 TDK 1: $4.49 3,838In Stock	Mfr. Part No. B59217J0130A020 Mouser Part No 871-B59217J0130A020	TDK	PTC (Positive Temperature Coefficient) Thermistors 440 V AC, AEC-Q200 AEC-Q200 Learn More about TDK epcos b592 aec q200 thermistors	Datasheet	3,838In Stock	$4.49 $4.03 $3.86 $3.65 View $3.51 $3.38 $3.11 $2.86 $2.63	Min.: 1 Mult.: 1	Inrush Current Limiter Housing Type	56 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C	AEC-Q200	Case
PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 90C Temperature Sensor B59701A0090A062 TDK 1: $0.70 4,294In Stock	Mfr. Part No. B59701A0090A062 Mouser Part No 871-B59701A0090A062	TDK	PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 90C Temperature Sensor Learn More about TDK epcosPTCSMDthermistor	Datasheet	4,294In Stock	Cut Tape $0.70 $0.662 $0.619 $0.589 View Reel $0.423 $0.563 $0.562 $0.501 $0.471 $0.423 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Surface Mount Limit Temperature Sensor			PCB Mount	SMD/SMT				Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 4.1A 6.0ohms B59840C0160A070 TDK 1: $1.96 8,601In Stock	Mfr. Part No. B59840C0160A070 Mouser Part No 871-B59840C160A70	TDK	PTC (Positive Temperature Coefficient) Thermistors 4.1A 6.0ohms Learn More about TDK epcos ptc thermistors	Datasheet	8,601In Stock	$1.96 $1.87 $1.76 $1.68 Reel $1.41 View $1.62 $1.48 $1.33	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style	6 Ohms	25 %	PCB Mount	Radial				Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 874A 120A 70 8X2.5 PTC Thermistor B59874C0120A070 TDK 1: $1.41 1,944In Stock	Mfr. Part No. B59874C0120A070 Mouser Part No 871-B59874C0120A070	TDK	PTC (Positive Temperature Coefficient) Thermistors 874A 120A 70 8X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	1,944In Stock	$1.41 $1.30 $1.19 $1.08 Reel $0.788 View $0.991 $0.89 $0.82 $0.651	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors 910-A 130-A 70 20X1 PTC Thermistor B59910C0130A070 TDK 1: $6.61 1,242In Stock	Mfr. Part No. B59910C0130A070 Mouser Part No 871-B59910C0130A070	TDK	PTC (Positive Temperature Coefficient) Thermistors 910-A 130-A 70 20X1 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	1,242In Stock	Cut Tape $6.61 $5.74 $5.17 $4.80 Reel $3.68 View $4.58 $4.39 $4.18 $3.19	Min.: 1 Mult.: 1 : 700	Over Current Protection Leaded Disk Style	1.2 Ohms	20 %	PCB Mount	Radial	- 40 C	+ 125 C		Reel, Cut Tape