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Thermistors - PTC

PTC Thermistors are available at Mouser 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 (EUR) 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 220 OHM 20% SMD 0603 PRG18BB221MB1RB Murata Electronics 1: 0,241 € 5.479In Stock 96.000On Order	Mfr. Part No. PRG18BB221MB1RB Mouser Part No 81-PRG18BB221MB1RB	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 220 OHM 20% SMD 0603 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	5.479In Stock 96.000On Order On Order Ship Dates Mfr. No: PRG18BB221MB1RB Stock: 5.479 Can Dispatch Immediately On Order: 36.000 Expected 12/3/2026 60.000 Expected 12/24/2026 Factory Lead Time: 12 Weeks	Cut Tape 0,241 € 0,212 € 0,171 € 0,158 € Reel 0,106 € View 0,131 € 0,115 € 0,095 € 0,09 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG18-MB1RB	220 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 75 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 33 OHM 20% SMD 0603 PRG18BB330MS1RB Murata Electronics 1: 0,43 € 1.345In Stock 4.000Expected 12/4/2026	Mfr. Part No. PRG18BB330MS1RB Mouser Part No 81-PRG18BB330MS1RB	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 33 OHM 20% SMD 0603 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	1.345In Stock 4.000Expected 12/4/2026	Cut Tape 0,43 € 0,396 € 0,379 € 0,329 € View Reel 0,191 € 0,30 € 0,273 € 0,252 € 0,232 € 0,191 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG18-MS1RB	33 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 75 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20% SMD 0805 PRG21AR220MS1RK Murata Electronics 1: 0,516 € 2.632In Stock 12.000Expected 12/11/2026	Mfr. Part No. PRG21AR220MS1RK Mouser Part No 81-PRG21AR220MS1RK	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	2.632In Stock 12.000Expected 12/11/2026	Cut Tape 0,516 € 0,424 € 0,405 € 0,353 € View Reel 0,21 € 0,31 € 0,30 € 0,261 € 0,242 € 0,21 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PRG21-MS1RK	22 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 105 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805 PRG21AR420MB1RA Murata Electronics 1: 0,482 € 2.656In Stock 4.000Expected 1/28/2027	Mfr. Part No. PRG21AR420MB1RA Mouser Part No 81-PRG21AR420MB1RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	2.656In Stock 4.000Expected 1/28/2027	Cut Tape 0,482 € 0,435 € 0,402 € 0,366 € View Reel 0,258 € 0,326 € 0,306 € 0,277 € 0,261 € 0,258 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG21-MB1RA	42 Ohms	20 %	PCB Mount	SMD/SMT	- 10 C	+ 60 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805 PRG21AR420MS1RA Murata Electronics 1: 0,43 € 817In Stock	Mfr. Part No. PRG21AR420MS1RA Mouser Part No 81-PRG21AR420MS1RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	817In Stock	Cut Tape 0,43 € 0,396 € 0,379 € 0,329 € View Reel 0,209 € 0,30 € 0,273 € 0,252 € 0,232 € 0,209 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG21-MS1RA	42 Ohms	20 %	PCB Mount	SMD/SMT	- 40 C	+ 105 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 1 OHM 20% SMD 0805 PRG21BC1R0MM1RA Murata Electronics 1: 0,525 € 4.484In Stock	Mfr. Part No. PRG21BC1R0MM1RA Mouser Part No 81-PRG21BC1R0MM1RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 1 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	4.484In Stock	Cut Tape 0,525 € 0,48 € 0,464 € 0,398 € View Reel 0,267 € 0,355 € 0,33 € 0,304 € 0,28 € 0,267 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 4.000 : 4.000	PRG21-MM1RA	1 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors PRG21BC3R3MM1RA Murata Electronics 1: 0,542 € 2.071In Stock 4.000Expected 1/22/2027	Mfr. Part No. PRG21BC3R3MM1RA Mouser Part No 81-PRG21BC3R3MM1RA	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	2.071In Stock 4.000Expected 1/22/2027	Cut Tape 0,542 € 0,499 € 0,482 € 0,414 € View Reel 0,279 € 0,382 € 0,343 € 0,316 € 0,292 € 0,279 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG21-MM1RA	3.3 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 120C Temperature Sensor B59701A120A62 TDK 1: 0,602 € 689In Stock	Mfr. Part No. B59701A120A62 Mouser Part No 871-B59701A120A62	TDK	PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 120C Temperature Sensor Learn More about TDK epcosPTCSMDthermistor	Datasheet	689In Stock	Cut Tape 0,602 € 0,569 € 0,532 € 0,507 € View Reel 0,38 € 0,484 € 0,431 € 0,412 € 0,38 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	B59701	680 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 145 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors Thermoventil.Heat. 350-550W 120V NSYCRP1W120VTVC Schneider Electric 1: 256,99 € 3In Stock	Mfr. Part No. NSYCRP1W120VTVC Mouser Part No 996-NSYCRP1W120VTVC	Schneider Electric	PTC (Positive Temperature Coefficient) Thermistors Thermoventil.Heat. 350-550W 120V Learn More about Schneider Electric universal enclosures	Datasheet	3In Stock	256,99 €	Min.: 1 Mult.: 1	ClimaSys CR
PTC (Positive Temperature Coefficient) Thermistors Standard PTC -/+30% YQS6000 Amphenol Advanced Sensors 1: 3,13 € 825In Stock	Mfr. Part No. YQS6000 Mouser Part No 527-YQS6000	Amphenol Advanced Sensors	PTC (Positive Temperature Coefficient) Thermistors Standard PTC -/+30% Learn More about Amphenol Advanced Sensors amphenol ptc thermistors	Datasheet	825In Stock	3,13 € 2,71 € 2,59 € 2,40 € View 2,22 € 2,00 € 1,94 € 1,69 €	Min.: 1 Mult.: 1	YQ	10 Ohms	20 %	PCB Mount	Radial				Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 810-A 120-A 70 24,5X2,5 B59810C0120A070 TDK 1: 7,63 € 900In Stock End of Life	Mfr. Part No. B59810C0120A070 Mouser Part No 871-B59810C120A70 End of Life	TDK	PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 810-A 120-A 70 24,5X2,5 Learn More about TDK epcos ptc thermistors	Datasheet	900In Stock	7,63 € 6,89 € 6,61 € 6,29 € Reel 5,54 € View 5,97 € 5,68 € 5,50 € 4,99 €	Min.: 1 Mult.: 1 : 300	Inrush Current Limiter Leaded Disk Type								Ammo Pack
PTC (Positive Temperature Coefficient) Thermistors PRG15BC680MM1RC Murata Electronics 1: 0,146 € 9.680In Stock NRND	Mfr. Part No. PRG15BC680MM1RC Mouser Part No 81-PRG15BC680MM1RC NRND	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	9.680In Stock	Cut Tape 0,146 € 0,134 € 0,118 € 0,111 € Reel 0,077 € View 0,097 € 0,093 € 0,083 € 0,071 € MouseReel Available	Min.: 1 Mult.: 1 : 10.000	PRG15-MM1RC	68 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors PRG18BC100MM1RB Murata Electronics 1: 0,335 € 2.835In Stock NRND	Mfr. Part No. PRG18BC100MM1RB Mouser Part No 81-PRG18BC100MM1RB NRND	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	2.835In Stock	Cut Tape 0,335 € 0,303 € 0,252 € 0,209 € Reel 0,134 € View 0,193 € 0,147 € 0,125 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG18-MM1RB	10 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors 4.7 OHM 20% SMD 0805 PRG18BC4R7MM1RB Murata Electronics 1: 0,335 € 6.264In Stock NRND	Mfr. Part No. PRG18BC4R7MM1RB Mouser Part No 81-PRG18BC4R7MM1RB NRND	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors 4.7 OHM 20% SMD 0805 Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	6.264In Stock	Cut Tape 0,335 € 0,308 € 0,256 € 0,212 € Reel 0,154 € View 0,196 € 0,168 € 0,149 € 0,144 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	PRG18-MM1RB	4.7 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors PRG21BC0R4MM1RK Murata Electronics 1: 0,714 € 370In Stock NRND	Mfr. Part No. PRG21BC0R4MM1RK Mouser Part No 81-PRG21BC0R4MM1RK NRND	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	370In Stock	Cut Tape 0,714 € 0,544 € 0,468 € 0,452 € View Reel 0,257 € 0,384 € 0,335 € 0,309 € 0,257 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PRG21-MM1RK	400 mOhms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors PRG21BC3R3MM1RK Murata Electronics 1: 0,722 € 1.553In Stock NRND	Mfr. Part No. PRG21BC3R3MM1RK Mouser Part No 81-PRG21BC3R3MM1RK NRND	Murata Electronics	PTC (Positive Temperature Coefficient) Thermistors Learn More about Murata Electronics murata prg ptc thermistors	Datasheet	1.553In Stock	Cut Tape 0,722 € 0,554 € 0,476 € 0,46 € View Reel 0,261 € 0,392 € 0,341 € 0,314 € 0,261 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PRG21-MM1RK	3.3 Ohms	20 %	PCB Mount	SMD/SMT	- 20 C	+ 85 C		Reel, Cut Tape, MouseReel
PTC (Positive Temperature Coefficient) Thermistors PTC 80Deg C Temp Vishay / BC Components PTCSL03T081DT1E PTCSL03T081DT1E Vishay / BC Components 1: 0,662 € 2.021In Stock	Mfr. Part No. PTCSL03T081DT1E Mouser Part No 594-PTCSL03T081DT1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 80Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	2.021In Stock	Cut Tape 0,662 € 0,624 € 0,572 € 0,541 € View Reel 0,445 € 0,523 € 0,455 € 0,445 € 0,445 €	Min.: 1 Mult.: 1 : 2.000	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 80 C		Reel, Cut Tape
PTC (Positive Temperature Coefficient) Thermistors PTC 100Deg C Temp Vishay / BC Components PTCSL03T101DB1E PTCSL03T101DB1E Vishay / BC Components 1: 0,748 € 244In Stock	Mfr. Part No. PTCSL03T101DB1E Mouser Part No 594-PTCSL03T101DB1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 100Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	244In Stock	0,748 € 0,675 € 0,563 € 0,537 € View 0,512 € 0,502 € 0,445 € 0,404 €	Min.: 1 Mult.: 1	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 100 C		Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 100Deg C Temp Vishay / BC Components PTCSL03T101DT1E PTCSL03T101DT1E Vishay / BC Components 1: 0,662 € 1.798In Stock	Mfr. Part No. PTCSL03T101DT1E Mouser Part No 594-PTCSL03T101DT1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 100Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	1.798In Stock	Cut Tape 0,662 € 0,624 € 0,572 € 0,541 € View Reel 0,409 € 0,523 € 0,455 € 0,432 € 0,409 €	Min.: 1 Mult.: 1 : 2.000	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 100 C		Reel, Cut Tape
PTC (Positive Temperature Coefficient) Thermistors PTC 110Deg C Temp Vishay / BC Components PTCSL03T111DB1E PTCSL03T111DB1E Vishay / BC Components 1: 0,903 € 475In Stock	Mfr. Part No. PTCSL03T111DB1E Mouser Part No 594-PTCSL03T111DB1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 110Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	475In Stock	0,903 € 0,675 € 0,54 € 0,507 € View 0,495 € 0,415 €	Min.: 1 Mult.: 1	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 110 C		Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 110Deg C Temp Vishay / BC Components PTCSL03T111DT1E PTCSL03T111DT1E Vishay / BC Components 1: 0,662 € 1.377In Stock 2.000Expected 2/15/2027	Mfr. Part No. PTCSL03T111DT1E Mouser Part No 594-PTCSL03T111DT1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 110Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	1.377In Stock 2.000Expected 2/15/2027	Cut Tape 0,662 € 0,624 € 0,563 € 0,53 € View Reel 0,373 € 0,516 € 0,434 € 0,409 € 0,373 €	Min.: 1 Mult.: 1 : 2.000	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 110 C		Reel, Cut Tape
PTC (Positive Temperature Coefficient) Thermistors PTC 130Deg C Temp Vishay / BC Components PTCSL03T131DB1E PTCSL03T131DB1E Vishay / BC Components 1: 0,628 € 959In Stock	Mfr. Part No. PTCSL03T131DB1E Mouser Part No 594-PTCSL03T131DB1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 130Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	959In Stock	0,628 € 0,59 € 0,54 € 0,516 € View 0,495 € 0,464 € 0,436 € 0,40 €	Min.: 1 Mult.: 1	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 130 C		Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 130Deg C Temp Vishay / BC Components PTCSL03T131DT1E PTCSL03T131DT1E Vishay / BC Components 1: 0,662 € 2.766In Stock	Mfr. Part No. PTCSL03T131DT1E Mouser Part No 594-PTCSL03T131DT1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 130Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	2.766In Stock	Cut Tape 0,662 € 0,624 € 0,572 € 0,541 € View Reel 0,404 € 0,523 € 0,455 € 0,432 € 0,404 €	Min.: 1 Mult.: 1 : 2.000	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 130 C		Reel, Cut Tape
PTC (Positive Temperature Coefficient) Thermistors PTC 140Deg C Temp Vishay / BC Components PTCSL03T141DB1E PTCSL03T141DB1E Vishay / BC Components 1: 1,37 € 1.005In Stock	Mfr. Part No. PTCSL03T141DB1E Mouser Part No 594-PTCSL03T141DB1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 140Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	1.005In Stock	1,37 € 1,12 € 0,955 € 0,92 € View 0,903 € 0,81 € 0,445 € 0,42 €	Min.: 1 Mult.: 1	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 140 C		Bulk
PTC (Positive Temperature Coefficient) Thermistors PTC 150Deg C Temp Vishay / BC Components PTCSL03T151DB1E PTCSL03T151DB1E Vishay / BC Components 1: 0,628 € 1.734In Stock	Mfr. Part No. PTCSL03T151DB1E Mouser Part No 594-PTCSL03T151DB1E	Vishay / BC Components	PTC (Positive Temperature Coefficient) Thermistors PTC 150Deg C Temp Learn More about Vishay / BC Components vishay ptcsl03	Datasheet	1.734In Stock	0,628 € 0,59 € 0,54 € 0,516 € View 0,495 € 0,436 € 0,40 €	Min.: 1 Mult.: 1	PTCSL03	20 Ohms to 120 Ohms		PCB Mount	Radial	- 40 C	+ 150 C		Bulk