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: $13.54 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	$13.54 $12.66 $12.10 $11.85 View $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: $16.40 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	$16.40 $14.76 $13.92 $13.25 View $10.79 $10.34 $10.32 $9.94 $9.84	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 33In 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	33In Stock	$19.20 $16.96 $15.21 $14.40 View $12.53 $12.33 $12.10	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 NTC THERMISTOR 30K OHM 2% LUG USUR1000-303G-06 Littelfuse 1: $14.39 1In Stock 50Expected 2026-10-14	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 2026-10-14	$14.39	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 2,002In Stock 50Expected 2026-10-14	Mfr. Part # USP10973 Mouser Part # 803-USP10973	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	2,002In Stock 50Expected 2026-10-14	$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 1,189In Stock	Mfr. Part # USP10976 Mouser Part # 803-USP10976	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	1,189In Stock	$7.36 $6.61 $6.34 $6.00 View $5.77 $5.56 $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 227In Stock 550Expected 2026-11-30	Mfr. Part # USP7766 Mouser Part # 803-USP7766	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	227In Stock 550Expected 2026-11-30	$17.32 $15.88 $15.28 $14.54 View $13.87 $13.13 $13.12 $12.72	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 5% PROBE TO220 TO103J2K Littelfuse 1: $1.99 4,005In Stock	Mfr. Part # TO103J2K Mouser Part # 803-TO103J2K	Littelfuse	NTC Thermistors 10K OHM 5% PROBE TO220 Learn More about Littelfuse thermistor probes assemblies	Datasheet	4,005In 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 NTC Thermistor Probe USP10979 Littelfuse 1: $17.16 188In Stock	Mfr. Part # USP10979 Mouser Part # 803-USP10979	Littelfuse	NTC Thermistors NTC Thermistor Probe Learn More about Littelfuse thermistor probes assemblies	Datasheet	188In Stock	$17.16 $15.58 $14.67 $14.27 View $13.77 $13.59 $12.69 $12.07 $12.02	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 THERMISTOR, US SENSOR USP12837 Littelfuse 1: $29.23 193In Stock 10Expected 2026-10-22	Mfr. Part # USP12837 Mouser Part # 803-USP12837	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	193In Stock 10Expected 2026-10-22	$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 290In Stock	Mfr. Part # USP12840 Mouser Part # 803-USP12840	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	290In Stock	$45.20 $41.46 $40.06 $38.38 View $37.22 $35.54 $35.47 Quote	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 1,599In 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	1,599In Stock 674On Order On Order Ship Dates Mfr. #: USP7765 Stock: 1,599 Can Ship Immediately On Order: 636 Expected 2027-01-25 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 2% RING LUG ASMBLY USUR1000-103G-06 Littelfuse 1: $15.21 208In Stock	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	208In Stock	$15.21 $13.64 $13.12 $12.48 View $11.89 $11.74 $10.93 $10.67	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 USP10982 Littelfuse 1: $4.13 821In Stock	Mfr. Part # USP10982 Mouser Part # 803-USP10982	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	821In 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 THERMISTOR, US SENSOR USP12836 Littelfuse 1: $23.18 86In 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	86In Stock 200Expected 2026-12-09	$23.18 $21.10 $20.32 $19.38 View $18.75 $18.13 $18.12 $16.59	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 NTC THERMISTOR USP16673 Littelfuse 1: $2.53 389In Stock 500Expected 2026-10-19	Mfr. Part # USP16673 Mouser Part # 803-USP16673	Littelfuse	NTC Thermistors NTC THERMISTOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	389In Stock 500Expected 2026-10-19	$2.53 $2.40 $2.25 $2.12 View $2.06 $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 100K OHM 2% RING LUG ASMBLY USUR1000-104G-06 Littelfuse 1: $19.20 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	$19.20 $16.96 $15.21 $13.51 View $12.74 $12.30 $12.24 $11.75 $11.42	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 10K OHM 1% PROBE TO220 TO103J2F Littelfuse 1: $6.74 189In Stock 500Expected 2027-02-24	Mfr. Part # TO103J2F Mouser Part # 803-TO103J2F	Littelfuse	NTC Thermistors 10K OHM 1% PROBE TO220 Learn More about Littelfuse thermistor probes assemblies	Datasheet	189In Stock 500Expected 2027-02-24	$6.74 $6.05 $5.79 $5.47 View $5.27 $5.07 $4.48 $4.35	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 10% PROBE TO220 TO103J2J Littelfuse 1: $2.87 635In Stock 11,000On Order	Mfr. Part # TO103J2J Mouser Part # 803-TO103J2J	Littelfuse	NTC Thermistors 10K OHM 10% PROBE TO220 Learn More about Littelfuse thermistor probes assemblies	Datasheet	635In Stock 11,000On Order On Order Ship Dates Mfr. #: TO103J2J Stock: 635 Can Ship Immediately On Order: 5,000 Expected 2026-12-08 6,000 Expected 2027-03-11 Factory Lead-Time: 20 Weeks	$2.87 $2.74 $2.58 $2.43 View $2.23 $2.04 $1.92 $1.83	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 TO502J2J Littelfuse 1: $2.71 541In Stock	Mfr. Part # TO502J2J Mouser Part # 803-TO502J2J	Littelfuse	NTC Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse thermistor probes assemblies	Datasheet	541In Stock	$2.71 $2.58 $2.43 $2.36 View $2.29 $2.06 $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 10K OHM 1% PROBE ASSEMBLY USP10972 Littelfuse 1: $9.09 171In Stock 650On Order	Mfr. Part # USP10972 Mouser Part # 803-USP10972	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	171In Stock 650On Order On Order Ship Dates Mfr. #: USP10972 Stock: 171 Can Ship Immediately On Order: 150 Expected 2026-10-14 500 Expected 2026-12-22 Factory Lead-Time: 14 Weeks	$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 10K OHM 5% PROBE ASSEMBLY USP10997 Littelfuse 1: $18.73 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	$18.73 $17.01 $16.36 $15.60 View $15.05 $14.57 $13.59 $13.25	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 37In Stock 50Expected 2026-10-14	Mfr. Part # USP11491 Mouser Part # 803-USP11491	Littelfuse	NTC Thermistors THERMISTOR, U.S. SENS Learn More about Littelfuse thermistor probes assemblies	Datasheet	37In Stock 50Expected 2026-10-14	$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 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 2026-12-01 350 Expected 2026-12-07 100 Expected 2026-12-09 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 1% PROBE ASSEMBLY USP10978 Littelfuse 1: $37.14 146On Order	Mfr. Part # USP10978 Mouser Part # 803-USP10978	Littelfuse	NTC Thermistors 10K OHM 1% PROBE ASSEMBLY Learn More about Littelfuse thermistor probes assemblies	Datasheet	146On Order On Order Ship Dates Mfr. #: USP10978 Stock: 0 On Order: 46 Expected 2027-01-04 50 Expected 2027-02-15 50 Expected 2027-03-01 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