.hide-partial { max-height: none; } .show-more { display: none; }

Littelfuse Passive Components

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Passive Components

List Images

Results: 24,743

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

NTC (Negative Temperature Coefficient) Thermistors 5K OHM .2% DEG C INTRCHGBL

PT502J2
Littelfuse
1: $2.26
1,758In Stock

Mfr. Part No.
PT502J2

Mouser Part No
803-PT502J2

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 5K OHM .2% DEG C INTRCHGBL

Learn More

Datasheet

1,758In Stock

$2.26

$2.15

$2.03

$1.93

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE TO220

TO103J2F
Littelfuse
1: $6.36
525In Stock
500Expected 8/2/2027

Mfr. Part No.
TO103J2F

Mouser Part No
803-TO103J2F

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE TO220

Learn More

Datasheet

525In Stock

500Expected 8/2/2027

$6.36

$5.71

$5.47

$5.17

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 5% PROBE TO220

TO103J2K
Littelfuse
1: $1.88
4,015In Stock

Mfr. Part No.
TO103J2K

Mouser Part No
803-TO103J2K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 5% PROBE TO220

Learn More

Datasheet

4,015In Stock

$1.88

$1.80

$1.69

$1.60

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY

USP10972
Littelfuse
1: $8.58
1,214In Stock
900On Order

Mfr. Part No.
USP10972

Mouser Part No
803-USP10972

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY

Learn More

Datasheet

1,214In Stock

900On Order

$8.58

$7.72

$7.41

$7.03

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC Thermistor Probe

USP10979
Littelfuse
1: $16.21
188In Stock

Mfr. Part No.
USP10979

Mouser Part No
803-USP10979

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC Thermistor Probe

Learn More

Datasheet

188In Stock

$16.21

$14.72

$13.86

$13.48

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY

USP10981
Littelfuse
1: $34.05
123In Stock

Mfr. Part No.
USP10981

Mouser Part No
803-USP10981

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY

Learn More

Datasheet

123In Stock

$34.05

$32.83

$29.89

$29.48

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM .2% DEG C PROBE ASMB

USP11492
Littelfuse
1: $19.90
463In Stock
200Expected 11/11/2026

Mfr. Part No.
USP11492

Mouser Part No
803-USP11492

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM .2% DEG C PROBE ASMB

Datasheet

463In Stock

200Expected 11/11/2026

$19.90

$18.09

$17.41

$16.61

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

USP12837
Littelfuse
1: $27.61
153In Stock
50Expected 21/9/2026

Mfr. Part No.
USP12837

Mouser Part No
803-USP12837

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

Learn More

Datasheet

153In Stock

50Expected 21/9/2026

$27.61

$25.19

$24.29

$22.81

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

USP12840
Littelfuse
1: $42.69
351In Stock

Mfr. Part No.
USP12840

Mouser Part No
803-USP12840

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

Learn More

Datasheet

351In Stock

$42.69

$39.15

$37.84

$36.24

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY

USP7765
Littelfuse
1: $10.59
1,603In Stock
674On Order

Mfr. Part No.
USP7765

Mouser Part No
803-USP7765

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% PROBE ASSEMBLY

Learn More

Datasheet

1,603In Stock

674On Order

$10.59

$9.56

$9.18

$8.72

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 2% RING LUG ASMBLY

USUR1000-103G-06
Littelfuse
1: $13.98
303In Stock

Mfr. Part No.
USUR1000-103G-06

Mouser Part No
803-USUR1000-103G-06

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 2% RING LUG ASMBLY

Learn More

Datasheet

303In Stock

$13.98

$12.66

$12.17

$11.59

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 10% GLASS BEAD

GR102F1K
Littelfuse
1: $1.12
331In Stock

Mfr. Part No.
GR102F1K

Mouser Part No
576-GR102F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 10% GLASS BEAD

Learn More

Datasheet

331In Stock

$1.12

$1.05

$0.983

$0.937

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3435 10K 10%

GR103E1K
Littelfuse
1: $1.12
454In Stock

Mfr. Part No.
GR103E1K

Mouser Part No
576-GR103E1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3435 10K 10%

Learn More

Datasheet

454In Stock

$1.12

$1.05

$0.983

$0.937

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K O HM 10% GLASS BEAD

GS103J1K
Littelfuse
1: $1.88
488In Stock

Mfr. Part No.
GS103J1K

Mouser Part No
576-GS103J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K O HM 10% GLASS BEAD

Learn More

Datasheet

488In Stock

$1.88

$1.80

$1.69

$1.60

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 100K 10%

GS104J1K
Littelfuse
1: $1.88
454In Stock

Mfr. Part No.
GS104J1K

Mouser Part No
576-GS104J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 100K 10%

Learn More

Datasheet

454In Stock

$1.88

$1.80

$1.69

$1.60

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

GT103E1K
Littelfuse
1: $2.52
93In Stock

Mfr. Part No.
GT103E1K

Mouser Part No
576-GT103E1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

Learn More

Datasheet

93In Stock

$2.52

$2.39

$2.04

$2.00

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

GT103J1K
Littelfuse
1: $3.36
491In Stock

Mfr. Part No.
GT103J1K

Mouser Part No
576-GT103J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R

Learn More

Datasheet

491In Stock

$3.36

$3.20

$3.02

$2.90

View

Min.: 1
Mult.: 1

Potentiometer Tools & Fixings KNOB(KM1)

P0700-21
Littelfuse
1: $18.09
8In Stock

Mfr. Part No.
P0700-21

Mouser Part No
576-P0700-21

Littelfuse

Potentiometer Tools & Fixings KNOB(KM1)

Datasheet

8In Stock

$18.09

$17.11

$15.18

$14.50

View

Min.: 1
Mult.: 1

Potentiometers POT&TERMINALASSEMBLY

P1004-95-X
Littelfuse
1: $82.33
6In Stock

Mfr. Part No.
P1004-95-X

Mouser Part No
576-P1004-95-X

Littelfuse

Potentiometers POT&TERMINALASSEMBLY

Datasheet

6In Stock

$82.33

$68.26

$59.81

$56.48

$52.37

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1M OHM 10% MELF

SM105R1K
Littelfuse
1: $1.82
118In Stock

Mfr. Part No.
SM105R1K

Mouser Part No
576-SM105R1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1M OHM 10% MELF

Learn More

Datasheet

118In Stock

$1.82

$1.73

$1.63

$1.55

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

SM303J1K
Littelfuse
1: $2.19
349In Stock

Mfr. Part No.
SM303J1K

Mouser Part No
576-SM303J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

Learn More

Datasheet

349In Stock

$2.19

$2.08

$1.74

$1.70

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 1K OHM 5%

102BG1J
Littelfuse
1: $1.85
233In Stock

Mfr. Part No.
102BG1J

Mouser Part No
803-102BG1J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 1K OHM 5%

Learn More

Datasheet

233In Stock

$1.85

$1.77

$1.66

$1.58

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 1K OHM 2% DO-35

102PS1G
Littelfuse
1: $3.36
29In Stock
1,000Expected 31/8/2026

Mfr. Part No.
102PS1G

Mouser Part No
803-102PS1G

Littelfuse

PTC (Positive Temperature Coefficient) Thermistors 1K OHM 2% DO-35

Learn More

Datasheet

29In Stock

1,000Expected 31/8/2026

$3.36

$3.06

$2.64

$2.41

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

103FG1K
Littelfuse
1: $0.775
1,500In Stock

Mfr. Part No.
103FG1K

Mouser Part No
803-103FG1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

Learn More

Datasheet

1,500In Stock

$0.775

$0.725

$0.677

$0.645

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% DO-35 GLASS

103JG1F
Littelfuse
1: $1.56
518In Stock

Mfr. Part No.
103JG1F

Mouser Part No
803-103JG1F

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors 10K OHM 1% DO-35 GLASS

Learn More

Datasheet

518In Stock

$1.56

$1.50

$1.40

$1.32

View

Min.: 1
Mult.: 1

Littelfuse Passive Components

Types of Passive Components

Customer Service Office

Company

Resources

Support