NTC Thermistors – Mouser Canada

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Thermistor Probes & Assemblies

Littelfuse Thermistor Probes and Assemblies offer various housings, including stainless steel, vinyl, plastic, and polyimide tubing. The Littelfuse portfolio features different types of probes and assemblies: straight/cylindrical, flanged, plastic, microprobes, laboratory-grade, surface temperature sensing, and threaded.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	B Parameter	Resistance	Power Rating	Tolerance	Mounting Style	Termination Style	Minimum Operating Temperature	Maximum Operating Temperature	Package / Case	Diameter	Length	Width	Height	Packaging
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10975 Littelfuse 1: $15.02 3,210In Stock	Mfr. Part # USP10975 Mouser Part # 803-USP10975	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	3,210In Stock	$15.02 $13.78 $12.74 $12.38 View $12.00 $11.75 $11.42	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 125 C		0.1 in	6 in	0.1 in	0.215 in	Bulk
NTC Thermistors 2.2K OHM .1% DEG C PROBE ASMB USP11493 Littelfuse 1: $15.71 1,745In Stock	Mfr. Part # USP11493 Mouser Part # 803-USP11493	Littelfuse	NTC Thermistors 2.2K OHM .1% DEG C PROBE ASMB Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,745In Stock	$15.71 $14.24 $13.69 $13.03 View $11.46 $10.87 $10.86 $10.34 $10.17	Min.: 1 Mult.: 1	USP	3892 K	2.252 kOhms		0.1 C	Off-Board	Wire Lead	- 55 C	+ 105 C		0.225 in	12.58 in	0.225 in	0.58 in	Bulk
NTC Thermistors NTC THERMISTOR 20K OHM 2% LUG USUR1000-203G-06 Littelfuse 1: $19.20 28In Stock	Mfr. Part # USUR1000-203G-06 Mouser Part # 576-USUR1000-203G-06	Littelfuse	NTC Thermistors NTC THERMISTOR 20K OHM 2% LUG Learn More about Littelfuse thermistor probes assemblies	Datasheet	28In Stock	$19.20 $16.96 $15.21 $14.40 View $13.74 $12.93 $12.20 $12.18 $11.98	Min.: 1 Mult.: 1	USUR	3892 K	20 kOhms	20 mW	2 %	Ring Lug	Wire Lead	- 40 C	+ 125 C		0.28 in	6 in	0.28 in	0.615 in	Bulk
NTC Thermistors 100K OHM 2% RING LUG ASMBLY USUR1000-104G-06 Littelfuse 1: $19.18 20In Stock	Mfr. Part # USUR1000-104G-06 Mouser Part # 576-USUR1000-104G-06	Littelfuse	NTC Thermistors 100K OHM 2% RING LUG ASMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	20In Stock	$19.18 $16.95 $15.19 $14.39 View $13.32 $12.40 $11.59 $11.23	Min.: 1 Mult.: 1	USUR1000	3892 K	100 kOhms	20 mW	2 %	Ring Lug	Wire Lead	- 40 C	+ 125 C			15.621 mm		7.112 mm	Bulk
NTC Thermistors NTC THERMISTOR 30K OHM 2% LUG USUR1000-303G-06 Littelfuse 1: $10.93 1In Stock 50Expected 2026-11-25	Mfr. Part # USUR1000-303G-06 Mouser Part # 576-USUR1000-303G-06	Littelfuse	NTC Thermistors NTC THERMISTOR 30K OHM 2% LUG Learn More about Littelfuse thermistor probes assemblies	Datasheet	1In Stock 50Expected 2026-11-25	$10.93 $9.72 $8.74 $8.09 View $7.55 $7.07 $6.55 $6.36	Min.: 1 Mult.: 1	USUR	3892 K	30 kOhms	20 mW	2 %	Ring Lug	Wire Lead	- 40 C	+ 125 C		0.28 in	0.615 in			Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10973 Littelfuse 1: $6.57 1,195In Stock 1,800Expected 2027-01-26	Mfr. Part # USP10973 Mouser Part # 803-USP10973	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,195In Stock 1,800Expected 2027-01-26	$6.57 $5.89 $5.63 $5.33 View $5.11 $4.94 $4.56 $4.55	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.164 in	50.75 in	0.164 in	0.787 in	Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10976 Littelfuse 1: $7.36 893In Stock 2,000Expected 2027-01-05	Mfr. Part # USP10976 Mouser Part # 803-USP10976	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	893In Stock 2,000Expected 2027-01-05	$7.36 $6.61 $6.21 $5.95 View $5.64 $5.46 $5.44 $5.13 $4.98	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 150 C		0.145 in	6 in	0.281 in	0.62 in	Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP7766 Littelfuse 1: $17.32 293In Stock 1,000Expected 2027-01-26	Mfr. Part # USP7766 Mouser Part # 803-USP7766	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	293In Stock 1,000Expected 2027-01-26	$17.32 $15.16 $14.33 $13.84 View $13.29 $12.82 $12.51 $12.30	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Clip Mount	Wire Lead	- 55 C	+ 105 C		0.164 in	36.787 in	0.787 in	0.787 in	Bulk
NTC Thermistors 10K OHM 1% PROBE TO220 TO103J2F Littelfuse 1: $7.14 1,559In Stock	Mfr. Part # TO103J2F Mouser Part # 803-TO103J2F	Littelfuse	NTC Thermistors 10K OHM 1% PROBE TO220 Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,559In Stock	$7.14 $6.41 $6.13 $5.69 View $5.44 $5.27 $4.61 $4.46	Min.: 1 Mult.: 1	TO	3892 K	10 kOhms		1 %	PCB Mount	Radial	- 55 C	+ 150 C	TO-220-2		0.595 in	0.4 in	0.165 in	Tube
NTC Thermistors 10K OHM 5% PROBE TO220 TO103J2K Littelfuse 1: $1.99 3,285In Stock	Mfr. Part # TO103J2K Mouser Part # 803-TO103J2K	Littelfuse	NTC Thermistors 10K OHM 5% PROBE TO220 Learn More about Littelfuse thermistor probes assemblies	Datasheet	3,285In Stock	$1.99 $1.90 $1.79 $1.70 View $1.63 $1.44 $1.40 $1.32	Min.: 1 Mult.: 1	TO	3892 K	10 kOhms		10 %	PCB Mount	Radial	- 55 C	+ 150 C	TO-220-2		0.595 in	0.4 in	0.165 in	Tube
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10972 Littelfuse 1: $9.09 655In Stock 150Expected 2026-11-25	Mfr. Part # USP10972 Mouser Part # 803-USP10972	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	655In Stock 150Expected 2026-11-25	$9.09 $8.18 $7.85 $7.44 View $7.17 $6.90 $6.41 $6.22	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.25 in	51.5 in	0.25 in	2 in	Bulk
NTC Thermistors THERMISTOR, US SENSOR USP12837 Littelfuse 1: $29.23 203In Stock	Mfr. Part # USP12837 Mouser Part # 803-USP12837	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	203In Stock	$29.23 $26.67 $25.72 $24.15 View $23.57 $23.54 $23.07 $21.73	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 125 C		0.02 in	12.15 in	0.02 in	0.15 in	Bulk
NTC Thermistors THERMISTOR, US SENSOR USP12840 Littelfuse 1: $45.20 260In Stock	Mfr. Part # USP12840 Mouser Part # 803-USP12840	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	260In Stock	$45.20 $41.46 $40.06 $38.38 View $37.22 $35.67	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Threaded	Wire Lead	- 55 C	+ 125 C		0.3125 in	3.25 in	0.3125 in	0.25 in	Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP7765 Littelfuse 1: $11.22 1,518In Stock 674On Order	Mfr. Part # USP7765 Mouser Part # 803-USP7765	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,518In Stock 674On Order On Order Ship Dates Mfr. #: USP7765 Stock: 1,518 Can Ship Immediately On Order: 636 Expected 2026-11-25 38 TBD Factory Lead-Time: 21 Weeks	$11.22 $10.12 $9.72 $9.23 View $8.70 $8.60 $7.98 $7.96	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Ring Lug	Wire Lead	- 55 C	+ 105 C		0.16 in	13.3 in	0.4 in	1.3 in	Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10982 Littelfuse 1: $4.13 795In Stock	Mfr. Part # USP10982 Mouser Part # 803-USP10982	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	795In Stock	$4.13 $3.77 $3.43 $3.34 View $3.15 $2.69 $2.64 $2.58	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 80 C		0.23 in	37.35 in	0.23 in	1.35 in	Bulk
NTC Thermistors NTC THERMISTOR USP16673 Littelfuse 1: $2.53 475In Stock 250Expected 2026-11-23	Mfr. Part # USP16673 Mouser Part # 803-USP16673	Littelfuse	NTC Thermistors NTC THERMISTOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	475In Stock 250Expected 2026-11-23	$2.53 $2.40 $2.25 $2.12 View $2.04 $1.96 $1.84 $1.81 $1.68	Min.: 1 Mult.: 1	USP	3435 K	10 kOhms		1 %	PCB Mount	Radial	- 30 C	+ 90 C			1.26 in	0.197 in	0.04 in	Bulk
NTC Thermistors THERMISTOR, US SENSOR TO502J2J Littelfuse 1: $2.71 538In Stock	Mfr. Part # TO502J2J Mouser Part # 803-TO502J2J	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	538In Stock	$2.71 $2.58 $2.43 $2.36 View $2.33 $2.13 $1.96 $1.81	Min.: 1 Mult.: 1	TO	3892 K	5 kOhms		5 %	PCB Mount	Radial	- 55 C	+ 150 C	TO-220-2		0.595 in	0.4 in	0.165 in	Tube
NTC Thermistors NTC Thermistor Probe USP10979 Littelfuse 1: $17.16 153In Stock	Mfr. Part # USP10979 Mouser Part # 803-USP10979	Littelfuse	NTC Thermistors NTC Thermistor Probe Learn More about Littelfuse thermistor probes assemblies	Datasheet	153In Stock	$17.16 $15.58 $14.67 $14.27 View $13.77 $13.61 $13.08 $12.38 $12.08	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.25 in	14.25 in	0.314 in	2.25 in	Bulk
NTC Thermistors 10K OHM 5% PROBE ASSEMBLY USP10997 Littelfuse 1: $22.45 25In Stock	Mfr. Part # USP10997 Mouser Part # 803-USP10997	Littelfuse	NTC Thermistors 10K OHM 5% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	25In Stock	$22.45 $19.83 $17.77 $16.83 View $15.58 $14.50 $13.56 $12.70	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		5 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.4375 in	6.56 in	0.4375 in	0.56 in	Bulk
NTC Thermistors THERMISTOR, U.S. SENS USP11491 Littelfuse 1: $24.15 36In Stock 50Expected 2027-04-29	Mfr. Part # USP11491 Mouser Part # 803-USP11491	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENS Learn More about Littelfuse thermistor probes assemblies	Datasheet	36In Stock 50Expected 2027-04-29	$24.15 $21.97 $21.17 $20.20 View $19.45 $18.43 $16.75	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		0.2 C	Off-Board	Wire Lead	- 55 C	+ 150 C		0.125 in	26.5 in	0.125 in	2.5 in	Bulk
NTC Thermistors 10K OHM 10% PROBE TO220 TO103J2J Littelfuse 1: $2.71 20,441On Order	Mfr. Part # TO103J2J Mouser Part # 803-TO103J2J	Littelfuse	NTC Thermistors 10K OHM 10% PROBE TO220 Learn More about Littelfuse thermistor probes assemblies	Datasheet	20,441On Order On Order Ship Dates Mfr. #: TO103J2J Stock: 0 On Order: 4,441 Expected 2027-02-23 6,500 Expected 2027-04-14 9,500 Expected 2027-05-10 Factory Lead-Time: 20 Weeks	$2.71 $2.58 $2.43 $2.33 View $2.23 $1.99 $1.83 $1.81	Min.: 1 Mult.: 1	TO	3892 K	10 kOhms		5 %	PCB Mount	Radial	- 55 C	+ 150 C	TO-220-2		0.595 in	0.4 in	0.165 in	Tube
NTC Thermistors THERMISTOR, US SENSOR USP12836 Littelfuse 1: $23.18 76In Stock 200Expected 2026-12-09	Mfr. Part # USP12836 Mouser Part # 803-USP12836	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	76In Stock 200Expected 2026-12-09	$23.18 $21.10 $20.32 $19.38 View $18.75 $18.13 $18.12 $16.63	Min.: 1 Mult.: 1	USP	3977 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.1772 in	9.1811 in	0.1772 in	1.1811 in	Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10981 Littelfuse 1: $36.14 550On Order	Mfr. Part # USP10981 Mouser Part # 803-USP10981	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	550On Order On Order Ship Dates Mfr. #: USP10981 Stock: 0 On Order: 100 Expected 2026-12-01 100 Expected 2026-12-09 350 Expected 2027-01-04 Factory Lead-Time: 13 Weeks	$36.14 $33.34 $31.77 $30.77 View $29.82 $28.94 $27.17	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.25 in	25.25 in	0.25 in	1.25 in	Bulk
NTC Thermistors 10K OHM 2% RING LUG ASMBLY USUR1000-103G-06 Littelfuse 1: $15.70 700On Order	Mfr. Part # USUR1000-103G-06 Mouser Part # 803-USUR1000-103G-06	Littelfuse	NTC Thermistors 10K OHM 2% RING LUG ASMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	700On Order On Order Ship Dates Mfr. #: USUR1000-103G-06 Stock: 0 On Order: 150 Expected 2027-02-03 250 Expected 2027-02-17 300 Expected 2027-03-08 Factory Lead-Time: 16 Weeks	$15.70 $14.21 $13.67 $13.00 View $12.54 $12.14 $11.30 $10.97	Min.: 1 Mult.: 1	USUR1000	3892 K	10 kOhms	20 mW	2 %	Ring Lug	Wire Lead	- 40 C	+ 125 C		0.215 in	6 in	0.28 in	0.615 in	Bulk
NTC Thermistors 10K OHM 1% PROBE ASSEMBLY USP10978 Littelfuse 1: $37.14 256On Order	Mfr. Part # USP10978 Mouser Part # 803-USP10978	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	256On Order On Order Ship Dates Mfr. #: USP10978 Stock: 0 On Order: 6 Expected 2027-01-04 50 Expected 2027-02-15 50 Expected 2027-02-18 150 Expected 2027-03-09 Factory Lead-Time: 23 Weeks	$37.14 $33.98 $31.82 $29.16 View $28.86 $28.35 $28.34 $26.45 Quote	Min.: 1 Mult.: 1	USP	3892 K	10 kOhms		1 %	Off-Board	Wire Lead	- 55 C	+ 105 C		0.25 in	24 in	0.562 in	0.88 in	Bulk