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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 (JPY) 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 Thermistors 0805 680ohms 130C Temperature Sensor B59721A0130A062 TDK 1: ¥73.1 3,991In Stock	Mfr. Part # B59721A0130A062 Mouser Part # 871-B59721A0130A062	TDK	PTC Thermistors 0805 680ohms 130C Temperature Sensor Learn More about TDK epcos superior ptc thermistors	Datasheet	3,991In Stock	Cut Tape ¥73.1 ¥69.1 ¥64.4 ¥61.3 View Reel ¥42.4 ¥58.5 ¥52.5 ¥49.2 ¥42.4 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Surface Mount OverCurrent PTC	680 Ohms	50 %	PCB Mount	SMD/SMT	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
PTC Thermistors 260AC,370DC,70oHMS PTC Thermistor B59770C0120A070 TDK 1: ¥289 860In Stock	Mfr. Part # B59770C0120A070 Mouser Part # 871-B59770C120A70	TDK	PTC Thermistors 260AC,370DC,70oHMS PTC Thermistor Learn More about TDK epcos self protecting ptc thermistors	Datasheet	860In Stock	¥289 ¥275.7 ¥259.1 ¥249.2 Reel ¥204.3 View ¥239.2 ¥214.3 ¥184.4	Min.: 1 Mult.: 1 : 1,000	Inrush Current Limiter Leaded Disk Type	70 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 260AC,370DC,120oHMS PTC Thermistor B59771C0120A070 TDK 1: ¥365.4 82In Stock 1,000Expected 12/16/2026	Mfr. Part # B59771C0120A070 Mouser Part # 871-B59771C120A70	TDK	PTC Thermistors 260AC,370DC,120oHMS PTC Thermistor	Datasheet	82In Stock 1,000Expected 12/16/2026	¥365.4 ¥317.3 ¥275.7 ¥264.1 View Reel ¥201 ¥247.5 ¥220.9 ¥201	Min.: 1 Mult.: 1 : 1,000	Inrush Current Limiter Leaded Disk Type	120 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 810A 130A 70 20X2.5 PTC Thermistor B59810C0130A070 TDK 1: ¥988.3 58In Stock 4,810Expected 12/7/2026	Mfr. Part # B59810C0130A070 Mouser Part # 871-B59810C0130A070	TDK	PTC Thermistors 810A 130A 70 20X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	58In Stock 4,810Expected 12/7/2026	¥988.3 ¥820.5 ¥757.4 ¥627.9 View Reel ¥441.8 ¥579.7 ¥533.2 ¥480 ¥441.8	Min.: 1 Mult.: 1 : 1,000	Inrush Current Limiter Leaded Disk Type	3.5 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 840A 80A 70 16X2.5 PTC Thermistor B59840C0080A070 TDK 1: ¥455.1 110In Stock 1,000Expected 10/28/2026	Mfr. Part # B59840C0080A070 Mouser Part # 871-B59840C0080A070	TDK	PTC Thermistors 840A 80A 70 16X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	110In Stock 1,000Expected 10/28/2026	¥455.1 ¥400.3 ¥332.2 ¥305.6 View Reel ¥234.2 ¥275.7 ¥247.5 ¥234.2	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 840A 130A 70 12X2.5 PTC Thermistor B59840C0130A070 TDK 1: ¥282.4 1,196In Stock	Mfr. Part # B59840C0130A070 Mouser Part # 871-B59840C0130A070	TDK	PTC Thermistors 840A 130A 70 12X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	1,196In Stock	¥282.4 ¥260.8 ¥257.5 ¥217.6 View Reel ¥159.1 ¥201 ¥179.4 ¥159.1	Min.: 1 Mult.: 1 : 700	Telecom Pair Protection Over current in Housing style								Ammo Pack
PTC Thermistors 2.2A 10ohms B59850C0160A070 TDK 1: ¥343.8 680In Stock	Mfr. Part # B59850C0160A070 Mouser Part # 871-B59850C160A70	TDK	PTC Thermistors 2.2A 10ohms Learn More about TDK epcos ptc thermistors	Datasheet	680In Stock	¥343.8 ¥310.6 ¥260.8 ¥255.8 Reel ¥194.3 View ¥232.5 ¥219.3 ¥167.8 ¥159.1	Min.: 1 Mult.: 1 : 700	Over Current Protection Leaded Disk Style	10 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 860A 80A 70 10X2.5 PTC Thermistor B59860C0080A070 TDK 1: ¥272.4 1,671In Stock	Mfr. Part # B59860C0080A070 Mouser Part # 871-B59860C0080A070	TDK	PTC Thermistors 860A 80A 70 10X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	1,671In Stock	¥272.4 ¥250.8 ¥227.6 ¥206 Reel ¥155.5 View ¥189.4 ¥172.7 ¥162.4 ¥131.4	Min.: 1 Mult.: 1 : 1,300	Over Current Protection Leaded Disk Style	15 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 860A 130A 70 8X2.5 PTC Thermistor B59860C0130A070 TDK 1: ¥257.5 739In Stock	Mfr. Part # B59860C0130A070 Mouser Part # 871-B59860C0130A070	TDK	PTC Thermistors 860A 130A 70 8X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	739In Stock	¥257.5 ¥237.5 ¥215.9 ¥196 Reel ¥138.7 View ¥179.4 ¥163.4 ¥150.7 ¥114.6	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 1.5A 15ohms B59860C0120A070 TDK 1: ¥272.4 587In Stock 700Expected 4/5/2027	Mfr. Part # B59860C0120A070 Mouser Part # 871-B59860C120A70	TDK	PTC Thermistors 1.5A 15ohms Learn More about TDK epcos ptc thermistors	Datasheet	587In Stock 700Expected 4/5/2027	¥272.4 ¥250.8 ¥209.3 ¥204.3 Reel ¥153 View ¥186 ¥172.7 ¥141 ¥131.4	Min.: 1 Mult.: 1 : 700	Over Current Protection Leaded Disk Style	15 Ohms	25 %	PCB Mount	Radial				Ammo Pack
PTC Thermistors PTC Thermistor C 871-A 135-A 70 8X2,5 B59871C0135A070 TDK 1: ¥207.6 909In Stock	Mfr. Part # B59871C0135A070 Mouser Part # 871-B59871C135A70	TDK	PTC Thermistors PTC Thermistor C 871-A 135-A 70 8X2,5 Learn More about TDK epcos ptc thermistors	Datasheet	909In Stock	¥207.6 ¥197.7 ¥186 ¥177.7 Reel ¥144.5 View ¥171.1 ¥157.6 ¥130.4	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 45 OHM 25% B59873C0120A570 TDK 1: ¥249.2 539In Stock	Mfr. Part # B59873C0120A570 Mouser Part # 871-B59873C0120A570	TDK	PTC Thermistors 45 OHM 25%	Datasheet	539In Stock	¥249.2 ¥237.5 ¥197.7 ¥192.7 View Reel ¥123.7 ¥176.1 ¥157.6 ¥134.7 ¥123.7	Min.: 1 Mult.: 1 : 1,500	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 874A 120A 70 8X2.5 PTC Thermistor B59874C0120A070 TDK 1: ¥257.5 5In Stock 1,000Expected 5/10/2027	Mfr. Part # B59874C0120A070 Mouser Part # 871-B59874C0120A070	TDK	PTC Thermistors 874A 120A 70 8X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	5In Stock 1,000Expected 5/10/2027	¥257.5 ¥237.5 ¥202.6 ¥196 Reel ¥138.9 View ¥179.4 ¥163.4 ¥150.7 ¥137.9	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 875A 120A570 8X2.5 PTC Thermistor B59875C0120A570 TDK 1: ¥242.5 784In Stock	Mfr. Part # B59875C0120A570 Mouser Part # 871-B59875C0120A570	TDK	PTC Thermistors 875A 120A570 8X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	784In Stock	¥242.5 ¥230.9 ¥217.6 ¥207.6 View ¥199.3 ¥181 ¥166.1 ¥149.7	Min.: 1 Mult.: 1	Over Current Protection Leaded Disk Style								Bulk
PTC Thermistors 883A 120A 51 5X2.5 PTC Thermistor B59883C0120A051 TDK 1: ¥245.8 335In Stock	Mfr. Part # B59883C0120A051 Mouser Part # 871-B59883C0120A051	TDK	PTC Thermistors 883A 120A 51 5X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	335In Stock	Cut Tape ¥245.8 ¥227.6 ¥189.4 ¥174.4 View Reel ¥117.6 ¥156.1 ¥144 ¥126.6 ¥117.6	Min.: 1 Mult.: 1 : 1,500	Over Current Protection Leaded Disk Style								Reel, Cut Tape
PTC Thermistors 600ohms 0.2A 884-A 1 B59884C0120A070 TDK 1: ¥294 23In Stock 6,000On Order	Mfr. Part # B59884C0120A070 Mouser Part # 871-B59884C120A70	TDK	PTC Thermistors 600ohms 0.2A 884-A 1 Learn More about TDK epcos ptc thermistors	Datasheet	23In Stock 6,000On Order On Order Ship Dates Mfr. #: B59884C0120A070 Stock: 23 Can Ship Immediately On Order: 2,000 Expected 3/8/2027 4,000 Expected 6/14/2027 Factory Lead-Time: 28 Weeks	¥294 ¥240.8 ¥227.6 ¥187.7 View Reel ¥126.7 ¥179.4 ¥171.1 ¥149.5 ¥141.7 ¥126.7	Min.: 1 Mult.: 1 : 2,000	Over Current Protection Leaded Disk Style	600 Ohms	25 %			- 40 C	+ 125 C		Ammo Pack
PTC Thermistors PTC Thermistor C 885A 120A 70 5x2.5 B59885C0120A070 TDK 1: ¥302.3 863In Stock 1,500Expected 11/23/2026	Mfr. Part # B59885C0120A070 Mouser Part # 871-B59885C120A70	TDK	PTC Thermistors PTC Thermistor C 885A 120A 70 5x2.5 Learn More about TDK epcos ptc thermistors	Datasheet	863In Stock 1,500Expected 11/23/2026	¥302.3 ¥279 ¥234.2 ¥229.2 View ¥209.3 ¥192.7 ¥177.7 ¥155.1 ¥147.3	Min.: 1 Mult.: 1	Over Current Protection Leaded Disk Style	12 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Bulk
PTC Thermistors 886A 120A 51 5X2.5 PTC Thermistor B59886C0120A051 TDK 1: ¥245.8 757In Stock	Mfr. Part # B59886C0120A051 Mouser Part # 871-B59886C0120A051	TDK	PTC Thermistors 886A 120A 51 5X2.5 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	757In Stock	Cut Tape ¥245.8 ¥227.6 ¥201 ¥187.7 View Reel ¥120.3 ¥174.4 ¥156.1 ¥144 ¥126.6 ¥120.3	Min.: 1 Mult.: 1 : 1,500	Over Current Protection Leaded Disk Style								Reel, Cut Tape
PTC Thermistors 935-A 120-A 70 20X1 PTC Thermistor B59935C0120A070 TDK 1: ¥397 26In Stock 700Expected 4/5/2027	Mfr. Part # B59935C0120A070 Mouser Part # 871-B59935C0120A070	TDK	PTC Thermistors 935-A 120-A 70 20X1 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	26In Stock 700Expected 4/5/2027	¥397 ¥367.1 ¥352.1 ¥304 Reel ¥247.5 View ¥280.7 ¥252.5 ¥240.8	Min.: 1 Mult.: 1 : 700	Over Current Protection Leaded Disk Style	300 mOhms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 8.0A 2.3ohms B59940C0120A070 TDK 1: ¥430.2 347In Stock 1,000Expected 1/6/2027	Mfr. Part # B59940C0120A070 Mouser Part # 871-B59940C120A70	TDK	PTC Thermistors 8.0A 2.3ohms Learn More about TDK epcos ptc thermistors	Datasheet	347In Stock 1,000Expected 1/6/2027	¥430.2 ¥370.4 ¥367.1 ¥304 View Reel ¥212.6 ¥280.7 ¥260.8 ¥234.2 ¥212.6	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style	2.3 Ohms	25 %	PCB Mount	Radial				Ammo Pack
PTC Thermistors 945-A 160-A 70 16X1 PTC Thermistor B59945C0160A070 TDK 1: ¥358.8 581In Stock	Mfr. Part # B59945C0160A070 Mouser Part # 871-B59945C0160A070	TDK	PTC Thermistors 945-A 160-A 70 16X1 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	581In Stock	¥358.8 ¥332.2 ¥315.6 ¥275.7 View Reel ¥199.3 ¥254.1 ¥229.2 ¥210.9 ¥199.3	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 950-A 130-A 70 10X1 PTC Thermistor B59950C0130A070 TDK 1: ¥297.3 408In Stock	Mfr. Part # B59950C0130A070 Mouser Part # 871-B59950C0130A070	TDK	PTC Thermistors 950-A 130-A 70 10X1 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	408In Stock	¥297.3 ¥275.7 ¥250.8 ¥209.3 Reel ¥160.3 View ¥196 ¥187.7 ¥172.7 ¥145	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 5.5A 3.7ohms B59950C0120A070 TDK 1: ¥323.9 161In Stock 2,000Expected 12/14/2026	Mfr. Part # B59950C0120A070 Mouser Part # 871-B59950C120A70	TDK	PTC Thermistors 5.5A 3.7ohms Learn More about TDK epcos ptc thermistors	Datasheet	161In Stock 2,000Expected 12/14/2026	¥323.9 ¥299 ¥260.8 ¥247.5 View Reel ¥160.8 ¥227.6 ¥206 ¥191 ¥187.7 ¥160.8	Min.: 1 Mult.: 1 : 2,000	Over Current Protection Leaded Disk Style	3.7 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 125 C		Ammo Pack
PTC Thermistors 955-A 160-A 70 12X1 PTC Thermistor B59955C0160A070 TDK 1: ¥392 852In Stock	Mfr. Part # B59955C0160A070 Mouser Part # 871-B59955C0160A070	TDK	PTC Thermistors 955-A 160-A 70 12X1 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	852In Stock	¥392 ¥302.3 ¥252.5 ¥245.8 View Reel ¥171.1 ¥224.2 ¥196 ¥184.4 ¥171.1	Min.: 1 Mult.: 1 : 2,000	Over Current Protection Leaded Disk Style								Ammo Pack
PTC Thermistors 960-A 80-A 70 10X1 PTC Thermistor B59960C0080A070 TDK 1: ¥297.3 742In Stock 1,000Expected 11/16/2026	Mfr. Part # B59960C0080A070 Mouser Part # 871-B59960C0080A070	TDK	PTC Thermistors 960-A 80-A 70 10X1 PTC Thermistor Learn More about TDK epcos ptc thermistors	Datasheet	742In Stock 1,000Expected 11/16/2026	¥297.3 ¥275.7 ¥250.8 ¥227.6 Reel ¥160.3 View ¥207.6 ¥189.4 ¥179.4 ¥145	Min.: 1 Mult.: 1 : 1,000	Over Current Protection Leaded Disk Style	5.6 Ohms	25 %	PCB Mount	Radial	- 40 C	+ 80 C		Ammo Pack