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High Reliability Sensors

Optek / TT Electronics High Reliability COTS Sensors offer reliable performance, low form factor, and extended service life across a variety of applications. These standard offerings are available in an assortment of styles and types.

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Part #

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHS3020U
Optek / TT Electronics
1: $13.80
957In Stock

Mfr. Part No.
OHS3020U

Mouser Part No
828-OHS3020U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

957In Stock

$13.80

$13.78

Quote

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHS3040U
Optek / TT Electronics
1: $8.55
586In Stock

Mfr. Part No.
OHS3040U

Mouser Part No
828-OHS3040U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

586In Stock

$8.55

$8.38

$8.36

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N23
Optek / TT Electronics
1: $65.51
213In Stock
36Expected 8/05/2026

Mfr. Part No.
4N23

Mouser Part No
828-4N23

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

213In Stock

36Expected 8/05/2026

$65.51

$63.04

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N24A
Optek / TT Electronics
1: $66.81
243In Stock

Mfr. Part No.
4N24A

Mouser Part No
828-4N24A

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

243In Stock

$66.81

$66.80

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN/PNP Transistor 6 Pin

2N4854U
Optek / TT Electronics
1: $66.50
274In Stock

Mfr. Part No.
2N4854U

Mouser Part No
828-2N4854U

Optek / TT Electronics

Bipolar Transistors - BJT NPN/PNP Transistor 6 Pin

Datasheet

274In Stock

$66.50

$65.06

View

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN G.P. Transistor 4 Pin

2N2222AUA
Optek / TT Electronics
1: $55.19
182In Stock

Mfr. Part No.
2N2222AUA

Mouser Part No
828-2N2222AUA

Optek / TT Electronics

Bipolar Transistors - BJT NPN G.P. Transistor 4 Pin

Datasheet

182In Stock

$55.19

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OMH3075
Optek / TT Electronics
1: $70.33
190In Stock

Mfr. Part No.
OMH3075

Mouser Part No
828-OMH3075

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

190In Stock

$70.33

$66.23

$65.81

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OH360U
Optek / TT Electronics
1: $11.71
482In Stock

Mfr. Part No.
OH360U

Mouser Part No
828-OH360U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

482In Stock

$11.71

$11.69

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OHN3140U
Optek / TT Electronics
1: $10.07
444In Stock

Mfr. Part No.
OHN3140U

Mouser Part No
828-OHN3140U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

Product Comments

444In Stock

$10.07

$9.15

View

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N49
Optek / TT Electronics
1: $87.62
5In Stock
250Expected 14/08/2026

Mfr. Part No.
4N49

Mouser Part No
828-4N49

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

5In Stock

250Expected 14/08/2026

$87.62

$83.41

$67.44

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

4N49U
Optek / TT Electronics
1: $67.44
675In Stock
1,248Expected 20/07/2026

Mfr. Part No.
4N49U

Mouser Part No
828-4N49U

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

675In Stock

1,248Expected 20/07/2026

$67.44

Min.: 1
Mult.: 1

Bipolar Transistors - BJT NPN G.P. TRANSISTOR

2N2222AUB
Optek / TT Electronics
1: $60.72
324In Stock
180Expected 10/07/2026

Mfr. Part No.
2N2222AUB

Mouser Part No
828-2N2222AUB

Optek / TT Electronics

Bipolar Transistors - BJT NPN G.P. TRANSISTOR

Datasheet

324In Stock

180Expected 10/07/2026

$60.72

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OH090U
Optek / TT Electronics
1: $10.25
930In Stock

Mfr. Part No.
OH090U

Mouser Part No
828-OH090U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

Product Comments

930In Stock

$10.25

$9.97

$9.81

$9.75

$9.35

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OHB900
Optek / TT Electronics
1: $21.25
702In Stock

Mfr. Part No.
OHB900

Mouser Part No
828-OHB900

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

Product Comments

702In Stock

$21.25

$19.36

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHN3040U
Optek / TT Electronics
1: $8.62
742In Stock

Mfr. Part No.
OHN3040U

Mouser Part No
828-OHN3040U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

742In Stock

$8.62

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

OHS3140U
Optek / TT Electronics
1: $9.83
477In Stock

Mfr. Part No.
OHS3140U

Mouser Part No
828-OHS3140U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT SENSOR

Datasheet

Product Comments

477In Stock

$9.83

$9.64

$9.63

Min.: 1
Mult.: 1

Bipolar Transistors - BJT PNP G.P. Transistor 3 Pin

2N2907AUB
Optek / TT Electronics
1: $60.72
239In Stock

Mfr. Part No.
2N2907AUB

Mouser Part No
828-2N2907AUB

Optek / TT Electronics

Bipolar Transistors - BJT PNP G.P. Transistor 3 Pin

Datasheet

239In Stock

$60.72

Min.: 1
Mult.: 1

Transistor Output Optocouplers Optocoupled Isolator

3C92C
Optek / TT Electronics
1: $38.05
79In Stock
122Expected 6/02/2026

Mfr. Part No.
3C92C

Mouser Part No
828-3C92C

Optek / TT Electronics

Transistor Output Optocouplers Optocoupled Isolator

Datasheet

79In Stock

122Expected 6/02/2026

$38.05

$37.42

Min.: 1
Mult.: 1

Transistor Output Optocouplers Isolator

3N244
Optek / TT Electronics
1: $38.58
3In Stock

Mfr. Part No.
3N244

Mouser Part No
828-3N244

Optek / TT Electronics

Transistor Output Optocouplers Isolator

Datasheet

3In Stock

$38.58

Min.: 1
Mult.: 1

Transistor Output Optocouplers TO-78 OCI

JAN4N49
Optek / TT Electronics
1: $69.96
14In Stock
100Expected 17/08/2026

Mfr. Part No.
JAN4N49

Mouser Part No
828-JAN4N49

Optek / TT Electronics

Transistor Output Optocouplers TO-78 OCI

Datasheet

14In Stock

100Expected 17/08/2026

$69.96

Min.: 1
Mult.: 1

Transistor Output Optocouplers OPTIC CPLD ISOLATOR TO-78

JANTX4N24A
Optek / TT Electronics
1: $71.30
197On Order

Mfr. Part No.
JANTX4N24A

Mouser Part No
828-JANTX4N24A

Optek / TT Electronics

Transistor Output Optocouplers OPTIC CPLD ISOLATOR TO-78

Datasheet

197On Order

$71.30

$71.28

Min.: 1
Mult.: 1

Transistor Output Optocouplers 4N24A, 4 PIN HCC PKG

HCC242TX
Optek / TT Electronics
240: $56.82
Non-Stocked

Mfr. Part No.
HCC242TX

Mouser Part No
828-HCC242TX

Optek / TT Electronics

Transistor Output Optocouplers 4N24A, 4 PIN HCC PKG

Datasheet

Non-Stocked

$56.82

Min.: 240
Mult.: 240

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OH180U
Optek / TT Electronics
1: $12.88
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
OH180U

Mouser Part No
828-OH180U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

Non-Stocked Lead-Time 17 Weeks

$12.88

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

OHS3175U
Optek / TT Electronics
1,000: $7.74
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
OHS3175U

Mouser Part No
828-OHS3175U

Optek / TT Electronics

Board Mount Hall Effect/Magnetic Sensors Hall Effect Sensor

Datasheet

Product Comments

Non-Stocked Lead-Time 17 Weeks

$7.74

Min.: 1,000
Mult.: 1,000

Infrared Emitters 890NM 100mW 100mA

OP224TXV
Optek / TT Electronics
1: $55.19
Non-Stocked Lead-Time 33 Weeks

Mfr. Part No.
OP224TXV

Mouser Part No
828-OP224TXV

Optek / TT Electronics

Infrared Emitters 890NM 100mW 100mA

Datasheet

Non-Stocked Lead-Time 33 Weeks

$55.19

$55.05

Min.: 1
Mult.: 1